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5937E6

Aviation Electronic Warfare Systems Technician

E-6 (Staff Sergeant) · Marines

E1–E3E-4E-5E-6E-7E8–E9
HEADS UP

You are the QA officer's first call when a discrepancy surfaces in the EW section — not the second call, not the debrief. Every FitRep on every Sgt under you gets read by the battalion FitRep board and the SNCO selection board. The MALS readiness report that goes to the wing commander has your section's EW system availability rate in it. You own all three. The GySgt board is not watching whether you can fault-isolate an AN/ALQ-184 pod — you proved that at Sgt. It is watching whether you can run a shop chief tour that makes the maintenance officer's job easier every week.

The Honest MOS Read
SSgt in the 5937 community is the shop chief rank, and in the Marine Corps aviation logistics world that means something specific: you are the senior EW systems technician in a MALS — or the element NCOIC covering multiple EW sections and the avionics division chief function for electronic warfare — and you answer directly to the maintenance officer and the QA officer for the performance of a program, not a section. The Sgts under you run sections. You run the program they work inside of. The transition from section NCOIC to shop chief is the sharpest role change in the 5937 career. At Sgt, you were accountable for your section's technical output — the fault isolations, the documentation, the T&R currency, the FitRep cycle for your Cpls. At SSgt, you are accountable for all of that multiplied by however many Sgts report to you, plus the QA program management that the wing QA officer holds you to, plus the MALS-level readiness reporting that the production officer reads before every wing briefing, plus the repair-versus-replace technical advisory relationship with the maintenance officer on high-cost EW LRU decisions that affect the MALS budget. The maintenance officer does not run those decisions — he asks you for an analysis and acts on it. Make sure the analysis is right. The FitRep cycle is the SSgt's most consequential administrative function. At Sgt you wrote two Section A inputs per year — one per Cpl on your section. At SSgt you write three to four Sgt FitReps per cycle, and the reporting senior builds the formal attribute evaluations off your Section A input for each one. The selection board for GySgt reads those FitReps and your FitReps' relative value placements in the distribution alongside every other SSgt GySgt candidate in the regiment. One weak FitRep cycle at SSgt — Section A narratives that do not support the relative value placement, attribute marks inconsistent with the observed behavior you described — moves the GySgt timeline by years. The SSgt shop chief who writes Section A from counseling notes and maintenance event records, who produces language the reporting senior uses without revision, is the SSgt who is in the competitive range when the GySgt board meets. The QA program management function is the invisible weight of the shop chief billet. MCO P4790.2C governs the MALS maintenance quality assurance program; the wing QA officer runs formal inspections against it, and the EW section's T&R records, CDI/CDQAR authorization files, work order documentation files, and calibration control program are all audited. The SSgt shop chief who runs a section-level self-inspection 30 days before the formal wing QA inspection — who walks every T&R record, audits a representative sample of work orders, and verifies CDI authorization currency — is the shop chief who gives the wing QA officer a pre-inspection corrective-action plan rather than a post-inspection discrepancy list. The maintenance officer can defend a shop chief who self-identified a T&R gap and corrected it before the inspection. He cannot defend a shop chief who let the gap age until the wing QA team found it. The MALS-level readiness reporting function is the shop chief's operational credibility with the production officer and the maintenance officer. The wing commander's readiness brief contains the MALS's EW system availability rate. That rate is built from GCSS-MC data that flows through your deferred-maintenance program, your parts-escalation discipline, and your section's post-maintenance check completion rate. The SSgt shop chief who walks the production officer a current, honest EW readiness picture before the weekly production meeting — with every deferred item having a realistic return-to-service estimate, a parts-order status, and a specific plan — is the shop chief who controls the narrative. The one who lets the dashboard speak for him is the one who answers questions in the meeting that he should have anticipated in the hallway. The repair-versus-replace analysis for aging EW LRUs is the technical advisory function the maintenance officer depends on at SSgt. F/A-18 Hornet series EW systems — the AN/ALQ-184 ECM pod, the AN/ALE-47 CMDS, associated display and control components — are multi-decade-old programs with contracted parts pipelines that are constrained and sometimes expensive. A high-cost LRU with an aging parts pipeline and a specific failure mode has a repair-versus-replace calculus that is not obvious from the parts price alone: it includes contractor field team engagement costs, lead time for parts, the aircraft's flight-schedule impact over the replacement timeline, and the LRU's historical mean time between failures for that failure mode. The shop chief who produces that analysis — in writing, with references, before the maintenance officer asks — is the shop chief the maintenance officer trusts with the MALS's EW logistics budget authority. The one who presents a parts-ordering recommendation without the analysis is the one the maintenance officer has to manage rather than rely on. The GySgt board is the background pressure of the SSgt billet, and it operates differently from the SSgt board. The SSgt board read your FitRep profile and your PME completion. The GySgt board reads all of that plus the full arc of your SSgt tour — every FitRep you produced on every Sgt, the QA inspection record for the EW section under your watch, the readiness trend for the MALS's EW systems, and the SNCO Academy Career Course completion status. SNCO Academy Career Course is the PME gate for GySgt competitiveness; schedule it the same way you scheduled Sergeants Course — 90 days out, in-residence, with a documented recovery plan if the deployment calendar is consuming the window. The Raytheon and L3Harris defense contractor pipeline awareness starts at SSgt — not as a distraction from the Marine Corps career, but as a professional awareness that every SSgt shop chief in the EW community should have, because the contractors who hire 5937 SSgts for senior field service engineering and depot-level advisory roles are watching the MALS shop chief billets specifically.
Career Arc
  • 01SSgt pin-on via centralized SNCO selection board under MCO 1400.32 — shop chief billet assumption in the MALS EW section or avionics division element NCOIC assignment.
  • 02Shop chief assumption — EW section T&R program audit with the QA officer within first 30 days; maintenance officer relationship established; GCSS-MC deferred-maintenance program ownership assumed.
  • 03First wing QA inspection as shop chief — NAVMC 3500.14 audit, MCO P4790.2C compliance review, CDI/CDQAR authorization file review; self-inspection methodology demonstrated.
  • 04SNCO Academy Career Course PME slot scheduled — in-residence is the standard; recovery plan documented if MEU workup or FIREX rotation conflicts.
  • 05FitRep cycles on Sgts — first formal cycle establishes Section A quality standard and relative value placement discipline; reporting senior endorsement rhythm established.
  • 06MALS-level EW readiness reporting tenure — repair-versus-replace advisory relationship with maintenance officer established; wing QA inspection record building.
  • 07GySgt selection board window — centralized board reads FitRep relative value, SNCO Academy completion, conduct record, and SSgt-billet operational impact.
Common Screwups
  • ×Missing SNCO Academy Career Course through deployment conflict and not recovering the slot. The GySgt board reads PME completion; an SSgt who is not SNCO Academy Career Course-complete when the board meets is visibly disadvantaged in the relative value comparison regardless of FitRep quality. Document the conflict with the shop officer and pursue the recovery slot with the same urgency you would pursue a parts escalation for a grounded aircraft.
  • ×NJP, DUI, or fraternization at SSgt. At shop chief rank, UCMJ action forecloses the GySgt selection board, removes the shop chief billet, and in most cases results in administrative separation under MARCORSEPMAN. The section you built — the Sgts you qualified, the QA program you ran — is someone else's problem the week after the NJP. The section's reputation takes the hit with it.
  • ×FitRep Section A on Sgts that reads 'outstanding Marine, best in the shop' without observed-behavior support. The reporting senior who rewrites your Section A twice does not write you the 'must select' narrative at the GySgt board cycle. The SSgt shop chief whose FitRep inputs on Sgts consistently require revision by the reporting senior is the SSgt whose own FitRep narrative reflects the administrative gap — 'demonstrates FitRep development' is the code for 'writes inflated evaluations that do not support relative value placements.' Write from counseling notes and maintenance event records.
  • ×Hiding a QA program deficiency — a CDI authorization gap, an out-of-calibration test equipment finding, a T&R training currency lapse — from the maintenance officer until it surfaces in the wing QA inspection. The wing QA officer's corrective-action plan under the maintenance officer's signature is a public document at the MALS level. An SSgt shop chief who self-identified the gap and presented a corrective-action plan before the inspection is in a different conversation than the shop chief who let the wing QA team find it first.
  • ×OPSEC violation from the flight line or the shop — a social media post with an EW system configuration, a classified aircraft modification detail, a pod installation photograph, or a sortie schedule fragment. At SSgt, the OPSEC violation is not just a personal NJP risk; it is a MALS-level operational security breach that the maintenance officer, the QA officer, and the MAG commander brief as a unit incident. The corrective-action plan includes a formal review of the section's OPSEC training program under the SSgt shop chief's name.

A Day in the Life

  • 0445Wake. Check the section group chat and GCSS-MC dashboard on the phone if the unit SOP allows remote access — any overnight deferred maintenance escalation or shift-handoff issue from the night check needs to be in the production chief's ears before the morning formation. Send the section's daily priority card to the Sgts if it was not sent at 1700.
  • 0500PT formation. Take section accountability and report to the shop officer. The SSgt shop chief who is the last SNCO into formation is the SSgt whose Sgts take formation accountability late. Report accountability clean; any missing Marine is your problem before the shop officer's.
  • 0515–0645Unit PT. You run at the front of the section. The MALS SgtMaj watches which shop chiefs are leading the section and which are running with it. 1st-Class PFT and CFT is the shop chief's standard-bearer signal, and the section's fitness culture tracks it.
  • 0645–0800Hygiene, chow, utilities. Walk the EW bench and the test equipment rack before colors — calibration status, shift-handoff open items, tool accountability. Any out-of-calibration equipment or open work order with a morning flight-schedule impact is in the production chief's ears before the 0800 brief.
  • 0800Morning formation and section brief. The maintenance officer or production chief gives the day's flight schedule and maintenance priorities. You brief the Sgts on the section's specific tasking — which work orders they own, which Cpls they are supervising, which sign-off points require shop chief involvement. The section should not be asking the production chief questions that belong to you.
  • 0830–1100Primary work event — shop chief oversight of the section's maintenance evolution: walk the Sgts through the day's work order priority, be present at the CDI/CDQAR sign-off points on the complex faults, review the parts-escalation queue for any items aging past the maintenance officer's risk threshold. If the wing QA inspection is within 30 days, the self-inspection runs during this block in parallel.
  • 1100–1130Production meeting prep if scheduled this week. Walk the GCSS-MC deferred-maintenance list for the EW section; update every return-to-service estimate; identify any items that need escalation before the meeting. The brief goes to the production officer before the meeting, not during it.
  • 1130–1300Chow. SNCO group eats together when the schedule allows. The MALS SgtMaj and the shop officers are in the adjacent space. The conversations at chow between SSgts and the maintenance officer are not informal — he is assessing which shop chiefs are thinking about the week's readiness picture and which are not.
  • 1300–1500Administrative cycle — FitRep Section A drafts for Sgts whose cycle is ending this quarter run during this block, drafted from counseling notes and maintenance event records. Monthly counseling sessions with each Sgt (composite score, SSgt board candidacy, SNCO Academy scheduling, Section A coaching for the current rating period). GCSS-MC deferred-maintenance and parts-order status follow-up. Repair-versus-replace analysis drafting for any LRU decision that is coming up for the maintenance officer.
  • 1500–1630Final formation. Shop officer gives the next day's plan. Sensitive items — test equipment inventory, section tools, any EW systems removed from aircraft — checked in. Section count reported by the Sgts to you and reported to the shop officer. Hand each Sgt a priority card for tomorrow with specific tasks and the applicable publication reference.
  • 1630Liberty call on a standard garrison day. Same brief to the section the same day every week: liberty standards, DUI consequences, call you first. The SSgt shop chief who delivers that brief consistently is the one who answers the phone at 0200 once every 18 months and routes the problem correctly. The one who skips the brief because it feels routine is the one who does not get the 0200 call — he gets the production chief's call at 0600 instead.
  • 1700–2000Personal time — SNCO Academy Career Course coursework if enrolled, FitRep Section A drafts if the cycle is closing, repair-versus-replace analysis if a decision brief is due this week. The SSgt shop chief who uses personal time to close the GySgt board gaps is the SSgt who is competitive when the board meets. The one who defers the coursework to the next liberty period is the one whose SNCO Academy completion is still outstanding when the board window opens.
  • 2000–2200If a Marine in the section called with a personal problem — financial, marital, legal, behavioral health — you are on the phone or you are there. MCCS Personal Financial Management Program for financial distress, Command Financial Specialist for garnishment or allotment problems, legal assistance at the base law center for contract or debt disputes, battalion chaplain for personal and spiritual crises, Branch Medical Clinic behavioral health for mental health concerns. Route it within 24 hours. The SSgt shop chief who routes the problem to the correct resource before the MALS SgtMaj hears about it second is the SSgt whose personnel-management credibility is clean.
  • MEU BLT afloat on ARG shippingShop chief on the MAG element of the Battalion Landing Team, embarked on amphibious shipping (LHD/LPD/LSD). The EW maintenance environment is the hangar bay and flight deck; contractor field team support is absent or severely delayed. The shop chief is the senior EW technical authority for the entire MAG element. Maintenance documentation runs against GCSS-MC on the ship's network; QA program management does not pause. The MEU SgtMaj watches shop chief performance in every exercise event. The SSgt who runs a clean MEU deployment — no formal QA findings, FitRep cycle closing cleanly, section T&R current at end of deployment — comes back with the FitRep narrative the GySgt board reads.
  • Wing QA inspection weekThe self-inspection was 30 days ago; the corrective actions were closed before this week. The inspection team arrives; walk them through the EW section's QA binder — T&R records, CDI authorization files, calibration control log, work order documentation sample — without the shop officer present, because you know the program well enough to walk the inspection without support. Every question the QA inspector asks gets a direct, specific answer from a shop chief who has been managing the program continuously, not preparing for the inspection week. The QA inspector who cannot find a formal discrepancy in the EW section's program writes that in the post-inspection debrief. The maintenance officer reads post-inspection debriefs.

Weekly Cadence

Monday is the SSgt shop chief's planning and administrative day. The shop officer puts out the week's maintenance and training priorities at Friday's final formation; Monday morning is when you find out what changed over the weekend, what got added to the flight schedule, and which deferred work orders crossed the maintenance officer's risk threshold. Spend the first 30 minutes of the work day building the section's weekly execution plan — which Sgt owns which work order tier, which calibration events are running this week, what the T&R events are, and what the GCSS-MC update cadence is. Brief the Sgts before 0930. The section that is waiting for the shop chief to tell them what to do at 1030 is the section the shop officer notices, and he notes it on the FitRep Section A. Tuesday through Thursday is the maintenance and administrative rhythm running in parallel. The maintenance calendar — fault isolation, CDI/CDQAR oversight, deferred-maintenance program updates, parts escalations — drives the morning block. The administrative calendar — FitRep Section A drafts, monthly counseling cycle, QA self-inspection events, SNCO Academy coursework — drives the afternoon block when the maintenance schedule permits. The SSgt shop chief who treats the administrative calendar as a luxury that gets scheduled when the maintenance calendar allows it is the SSgt who is doing 60-hour catch-up administrative sprints the week before the FitRep deadline. Build the parallel schedule explicitly: maintenance in the morning, administrative in the afternoon, every week, with the exceptions documented rather than assumed. Friday afternoon, on a standard garrison week, is the section QA and readiness review. Walk the section's T&R whiteboard with the senior Sgt: who is current, who has an evaluation event next week, which CDI authorization needs the quarterly scope review. Update the GCSS-MC deferred-maintenance list with the week's parts-order arrivals and slips. Brief the shop officer on the section's readiness picture for the coming week before he walks out for the weekend — the shop officer who goes into the weekend knowing the EW section's readiness picture is the shop officer who does not call you on Saturday when the production officer asks about Monday's flight schedule. Deployed, MEU, and surge schedules collapse the garrison parallel structure entirely. The shop chief who has built the administrative discipline deeply enough to run FitRep Section A drafts from 30-day-old counseling notes, update the GCSS-MC deferred-maintenance list from memory on a ship's network during a contingency-response day, and still identify the T&R gap in the next week's qualification calendar is the shop chief the maintenance officer brings back from the deployment with a specific FitRep narrative — not a general one.

Key Skills — How to Drill Each

  1. 01
    Manage the MALS EW section's full QA program — T&R currency, CDI/CDQAR authorization files, calibration control program, work order documentation compliance — and run a self-inspection 30 days before the formal wing QA inspection.
    The QA program is not an inspection event — it is a continuous administrative discipline. Build a section QA binder that has three sections: T&R records current for every Marine in the section, CDI/CDQAR authorization letters current with scope documented, and calibration control log current for every piece of test equipment. Walk that binder monthly; update it after every qualification event, CDI authorization change, or calibration event. The self-inspection 30 days before the formal wing QA inspection is a structured audit — pull a sample of 10 work orders from the preceding 90 days and audit them against MCO P4790.2C documentation standards, check every T&R record against the NAVMC 3500.14 collective task list, verify every CDI authorization letter is signed by the current QA officer. A self-inspection finding corrected before the formal inspection is a corrective-action entry. The same finding discovered by the wing QA team is a formal discrepancy. The wing QA officer knows which shop chiefs run self-inspections and which ones do not before the inspection team arrives.
  2. 02
    Produce repair-versus-replace analysis for high-cost EW LRUs — failure mode history, parts pipeline lead time, contractor field team engagement cost, flight-schedule impact — and brief the maintenance officer with a written recommendation before being asked.
    The repair-versus-replace decision for an aging EW LRU is a financial and operational decision that the maintenance officer has to defend to the MALS S-4 and the MAG G-4. Your analysis is the technical foundation for that defense. The written recommendation needs four components: the LRU's failure mode description (what the fault code is, how many times this specific failure has recurred on this platform in the section's maintenance history), the parts pipeline status (lead time from the NAL or the contractor logistics pipeline, cost comparison for repair parts versus replacement unit), the contractor field team engagement assessment (what a CFT engagement requires, what the response timeline is, what the cost is against the section's current OMA budget), and the flight-schedule impact (how many sorties are affected and over what timeline under each option). The maintenance officer who gets this document before he asks for it is the maintenance officer who trusts the SSgt shop chief with budget authority decisions. The one who has to ask is the one who is still managing the shop chief rather than relying on him.
  3. 03
    Write FitRep Section A on three to four Sgts per cycle at the quality level the battalion FitRep board accepts without revision — observed behavior, action-result-impact, relative value defensible.
    The FitRep Section A is a management document, not a recommendation letter. Draft it from the counseling notes you took on each Sgt throughout the rating period — the specific fault-isolation decisions the Sgt made during the FIREX rotation, the CDI qualification event he managed, the QA finding he identified before the formal inspection, the deferred-maintenance brief he delivered that gave the production officer an honest picture. 'SSgt-candidate Sgt X managed the section's CDI qualification pipeline for two Cpls during the MEU workup period, maintaining zero QA discrepancies across 22 supervised work orders against a 19-sortie flight schedule, enabling the section to sustain independent work authorization through a two-week surge period with no contractor support' is a Section A sentence. 'Outstanding Marine, best section NCOIC in the shop' is not. Run a draft Section A through the reporting senior before the formal submission deadline — a reporting senior who has previewed your Section A and flagged the language before the due date is a reporting senior who can use your draft rather than rewrite it cold.
  4. 04
    Conduct MALS-level EW system readiness reporting — deferred maintenance program, parts escalation, return-to-service estimates — and brief the production officer before the wing production meeting.
    The production officer's EW readiness brief is built on your GCSS-MC deferred-maintenance data. Walk the deferred-maintenance list before every weekly production meeting: every item needs a current parts-order status, a realistic return-to-service estimate, and an honest flight-schedule impact assessment. The realistic return-to-service estimate is not the date the part is supposed to arrive — it is the date the aircraft will be back on the schedule after the part arrives, the installation is completed, the post-maintenance check passes, and the QA sign-off is complete. The production officer who gets a brief with that level of specificity before the meeting can adjust the wing's sortie schedule in advance. The one who gets an optimistic estimate and discovers the slip in the meeting adjusts retroactively, which is harder, more expensive, and more visible at the wing level. Surprises at the production meeting are not operational problems — they are shop chief problems.
  5. 05
    Mentor three to four Sgts through FitRep Section A development, SSgt board preparation, and SNCO Academy scheduling — career counseling that builds a pipeline, not just a section.
    Monthly counseling with each Sgt is the administrative baseline. The career counseling layer runs in parallel: know each Sgt's FitRep relative value placement from the current cycle, know each Sgt's SNCO Academy Career Course timeline, know each Sgt's current composite score equivalent for the SSgt board (pull the current MARADMIN for the 5937 SSgt selection rates before the counseling session). The Sgt who walks into the SSgt board with a Sergeants Course certificate, a FitRep profile built on Section A inputs that you coached over two years, and an SNCO Academy slot in the pipeline walks in competitive. The SSgt shop chief who produces that outcome for three Sgts during his shop chief tour is the SSgt whose maintenance officer writes a FitRep narrative that mentions names and outcomes — and the battalion SgtMaj reads maintenance officer FitReps.
  6. 06
    Manage the shop's hazardous materials program, corrosion control records, and support equipment tracking under MCO P4790.2C — the administrative infrastructure the QA officer audits behind the technical program.
    The HAZMAT program for an EW shop handles propellants used in countermeasures dispensers, connector cleaning solvents, electronic assembly cleaning compounds, and any number of associated chemicals that require storage, handling, disposal, and training records under HAZMAT authorization. Walk the HAZMAT authorization file quarterly with the senior Cpl or Sgt who owns the program — verify the authorization list is current, the training records are complete for every Marine who handles the authorized materials, and the storage conditions match the authorization requirements. Corrosion control records for pods and dispenser systems document the inspection intervals and results. Support equipment tracking ensures every tool and test instrument is accounted for against the section's authorization list. These are not the exciting parts of the shop chief billet. They are the parts the wing QA inspection reads first, because they tell the inspector how the SSgt runs the program when no one is watching.

Manuals & References — What Chapters Matter

  • NAVMC 3500.14 — Aviation Electronics (AV-6) Training and Readiness Manual (SSgt/shop-chief collective task standards and program management requirements)
    Own this manual at shop-chief depth — the collective task standards for the section, the T&R program management section that governs how the shop chief reports training status to the maintenance officer, and the individual task standards for every Marine in the section so you can brief training gaps without referencing the document in the QA officer's office. The wing QA inspector who arrives at the EW section with NAVMC 3500.14 open is comparing your T&R records against these standards page by page. The shop chief who knows those standards at chapter-paragraph granularity walks the inspection without notes. The one who looks up the standard while the inspector is watching gives the inspection a different opening posture.
  • MCO P4790.2C — Marine Corps Aviation Maintenance Program (shop-chief QA program management, CDI/CDQAR pathway management, deferred maintenance program)
    MCO P4790.2C is the governing document for everything the maintenance officer and the QA officer hold you accountable for as shop chief. Read the QA section at the level of an administrator, not a technician: what triggers a formal quality-assurance investigation, what the corrective-action plan requirements are, what the CDI authority suspension criteria are, how the deferred-maintenance authorization and documentation process works, what the hazardous materials program requirements are. The shop chief who can walk the maintenance officer through the section's compliance against MCO P4790.2C without referencing the document is the shop chief the maintenance officer trusts as a program manager, not just a senior technician.
  • Applicable MALS MIM/NAL series for assigned aircraft/system — publications currency responsibility at shop-chief level
    At SSgt, the MIM is your publications library management responsibility, not just your personal technical reference. Every MIM volume has a current revision and an applicable change-notice file. The wing QA inspection reads the publications library during the EW section inspection — an out-of-date MIM revision or a missing change-notice incorporation is a library discrepancy with a corrective-action requirement. Walk the publications library monthly: verify current revisions against the Naval Aviation Publications Library (NAPL) currency list, check change-notice incorporation records, and brief the Sgts on which volumes have pending changes and what the procedure-level impact is. The shop chief whose publications library is auditable at any time, not just before the inspection, is the shop chief the wing QA officer does not need to manage.
  • MCO 1610.7 — Performance Evaluation System (SSgt FitRep Section A mechanics, relative value placement, reviewing officer responsibility)
    You write FitReps on Sgts now, and those FitReps go to the GySgt board with your name on them. Read MCO 1610.7 at the reviewing-officer-awareness level — not just how to write Section A, but how the reporting senior's relative value placement is evaluated by the reviewing officer, how the reviewing officer's endorsement affects the board's read, and what the 'must select' versus 'highly recommended' placement signals to the selection board. The SSgt shop chief who understands the relative value mechanics writes Section A input that is proportionate to the placement and defensible at the battalion FitRep board. The one who does not understand the mechanics writes Section A that looks inconsistent with the placement, and the battalion FitRep board notes the inconsistency.
  • MCO 1400.32 — Marine Corps Promotion Manual (GySgt board mechanics, SNCO Academy requirement, FitRep relative value assessment)
    The GySgt selection board mechanics are different from the SSgt board mechanics in ways that matter for how you build your SSgt tour. Read the GySgt board section carefully: SNCO Academy Career Course completion requirement, the additional weight placed on FitRep relative value trends (not just a single cycle but the arc across the SSgt tour), the conduct record requirements, and the MOS specialty proficiency input. Pull the current MARADMIN for the 5937 GySgt board selection rates before sitting with the battalion SgtMaj about your GySgt timeline. The SSgt shop chief who understands the GySgt board mechanics is building his FitRep profile with the board's lens from the first cycle of his shop chief tour — not discovering what the board reads when the board window opens.
  • MCO 1000.9 — Marine Corps Manpower and Reserve Affairs (SNCO assignment policies, special duty assignment eligibility, instructor duty pathways)
    At SSgt, the billet decision for the next tour — NATTC instructor duty, MALS avionics division chief assignment, B-billet special duty — runs through the manpower assignment system governed by MCO 1000.9 and applicable MARADMIN guidance. Know the assignment priority system, the special duty assignment eligibility requirements, and the NATTC instructor duty application timeline before sitting with the career planner. The SSgt shop chief who arrives at the career planner conversation knowing the assignment options and the eligibility requirements is the one the career planner can have a productive conversation with. The one who shows up without that background gets the career planner's generic brief instead of the tailored assignment negotiation.

Standards — How to Hit Each

  • SNCO Academy Career Course graduate — required PME gate for GySgt board competitiveness; in-residence is the standard.
    Schedule the in-residence SNCO Academy Career Course slot through the battalion SgtMaj or the S-3 training officer 90 days before the course drop date. In-residence is materially better than the distance education alternative — the peer network of SSgts from across the Marine Corps, the leadership seminar curriculum with live evaluators, and the resident institutional environment are not replicated online. If the MEU workup or a FIREX rotation is consuming the available window, document the conflict with the shop officer and pursue the recovery slot with the same urgency you would pursue a parts escalation for a grounded aircraft. The SSgt who tells the shop officer about the schedule conflict at 30 days before the course drop does not get the slot. The GySgt board that meets in 18 months does not absorb 'the deployment calendar was full' as a PME completion substitute.
  • Wing QA inspection: zero formal discrepancies on the EW section's T&R records, CDI authorization files, and work order documentation on the shop chief's watch.
    The self-inspection 30 days before the formal wing QA inspection is the methodology. Walk every T&R record against the NAVMC 3500.14 collective task list; pull a sample of 10 recent work orders and audit them against MCO P4790.2C documentation standards; verify every CDI authorization letter is current and within scope. Any gap you find is a corrective-action entry in the section's training record — corrected before the inspection, it is a self-identified improvement. Found by the wing QA team, it is a formal discrepancy requiring a corrective-action plan under the QA officer's signature. The shop chief whose section has never received a formal QA discrepancy on his watch is the shop chief the maintenance officer names to the production officer as the benchmark when the readiness discussion turns to program management.
  • MALS EW system availability rate at or above wing standard — the wing commander's readiness brief contains your numbers.
    The EW system availability rate is the shop chief's production metric at the MALS level. Walk the GCSS-MC deferred-maintenance list weekly; update every return-to-service estimate when parts arrive or slip; escalate parts-on-order items that are aging past the maintenance officer's risk threshold before the production meeting, not during it. The maintenance officer who gets a pre-meeting brief with a current, honest EW availability picture — including every deferred item with a realistic return-to-service estimate and a specific escalation plan — is the maintenance officer who adjusts the wing sortie schedule proactively. The availability rate that stays above threshold even in a parts-constrained quarter is the rate the maintenance officer can defend to the wing commander. The shop chief who produces that outcome is the shop chief whose FitRep narrative has specific numbers in it, and the battalion SgtMaj reads FitReps with numbers in them.
  • 1st-Class PFT and CFT under MCO 6100.13 — the shop chief's fitness is a section culture signal at the shop-program level.
    At SSgt, your PFT and CFT results are visible to the battalion SgtMaj in the unit health-of-the-force report, and the section's fitness trend tracks yours. The shop chief who scores 1st-Class on every test is the shop chief whose section does not require a fitness intervention conversation with the MALS SgtMaj. The one who is trending 2nd-Class while counseling Sgts about section fitness standards is the one who gets the counseling conversation from the MALS SgtMaj rather than delivering it. Train the CFT events specifically — ammunition-can lift, maneuver-under-fire — because they reflect the physical demands of flight-line maintenance work more directly than road work alone. Protect the training time; a shop chief who is consistently present at PT is a shop chief whose section shows up.
  • FitRep Section A on every Sgt: language the battalion FitRep board does not require revision on — specific, behavior-grounded, relative value defensible.
    The battalion FitRep board reviews every SSgt's Section A inputs on Sgts before the GySgt board cycle. Section A language that is inconsistent with the relative value placement — general praise at a top-block placement, or specific outcomes at a middle-block placement — signals to the reviewing officer and the board that the SSgt shop chief does not understand the FitRep mechanics or is not using the evaluation system accurately. Draft every Section A from counseling notes. The language is specific to what you observed the Sgt doing, in what operational context, with what measurable outcome. Run the draft through the reporting senior before the submission deadline. The shop chief whose Section A inputs survive the battalion review without revision is the shop chief whose own FitRep narrative the reporting senior writes with confidence about leadership development and GySgt candidacy — and those FitRep narratives are what the GySgt board reads.

Technical Mistakes — Concrete Consequences

  • Delegating the self-inspection to the senior Sgt instead of owning it personally.
    The wing QA officer's corrective-action plan names the shop chief, not the Sgt who ran the self-inspection. A self-inspection conducted by someone without the shop-chief's full view of the T&R program, the CDI authorization file, and the calibration control log will miss the systemic gap that an experienced QA inspector is trained to find. When the wing QA team finds the gap the Sgt's self-inspection missed, the investigation question is why the shop chief delegated the program management function rather than owning it. The answer does not exist. Own the self-inspection, bring the senior Sgt as your second set of eyes, and present the results to the maintenance officer before the wing QA team arrives. The shop chief who self-identifies the gap controls the corrective-action narrative. The one who does not let the wing QA team write it for him.
  • Delivering an optimistic EW system return-to-service estimate to the production officer to avoid a difficult flight-schedule conversation.
    The production officer schedules sorties around the return-to-service date you gave him. When the aircraft is not ready on that date — because the part arrived late, because the installation took longer than the optimistic estimate, because the post-maintenance check generated a follow-on discrepancy — the sortie slips, the aircrew's training event cancels, and the production officer learns your estimate was not realistic. The production officer who discovers this once adjusts his confidence in your estimates. The one who discovers it twice schedules a conversation with the maintenance officer about the shop chief's readiness reporting. Present the realistic estimate every time. The production officer can manage a realistic bad-news estimate. He cannot manage a surprise on the launch day.
  • Writing FitRep Section A on Sgts based on general impressions rather than documented counseling notes.
    The reporting senior who is asked to endorse a Section A built on general impressions asks one question: 'Where is the specific event this is based on?' If you cannot answer that question with a maintenance event, a qualification milestone, or a documented leadership outcome, the Section A gets rewritten. A Section A that required rewriting once is a data point. Two Section A inputs that required rewriting in the same cycle is a pattern the reporting senior notes in your FitRep. The battalion FitRep board reads the pattern. The GySgt board reads the battalion FitRep board's notes. Monthly counseling with documented outcomes is the administrative protection against this outcome. The shop chief who has a counseling file on each Sgt that is current as of last month has the source material for a Section A that does not require revision.
  • Allowing a Sgt to run the section's technical CDI authority scope beyond what the QA officer's authorization letter specifies.
    CDI authorization is bounded by the QA officer's written authorization letter, which specifies the specific systems and maintenance actions the CDI is authorized to sign for. A Sgt who signs for work outside his authorized scope has exceeded his CDI authority; the shop chief who allowed it to happen has a management failure on the MCO P4790.2C compliance record. The wing QA officer's investigation will ask two questions: did the shop chief know the Sgt was working outside his authorized scope, and if not, why was the CDI authorization management not sufficient to prevent it. Neither answer is comfortable. Walk every CDI authorization letter quarterly, verify the scope matches the current system assignments, and brief each Sgt on what is inside and outside his authorized scope at the start of each quarter.
  • Skipping the publications currency check on the section's MIM library because there has not been a QA inspection recently.
    The NAPL currency list updates on a rolling basis; MIM revisions and change notices are issued on the system program office's schedule, not the wing's QA inspection calendar. An MIM revision that was issued six months ago and not incorporated into the section's publications library means that for the last six months, maintenance has been performed against a superseded procedure. The QA inspection that finds the superseded MIM and asks about the maintenance actions that were run against it is asking which work orders were performed using an incorrect procedure reference. The shop chief's answer — 'I was not tracking the NAPL currency list' — is the corrective-action plan that runs under the wing QA officer's signature, not the shop chief's. Walk the publications library monthly.

Career Decisions at This Rank

  • NATTC schoolhouse instructor duty versus MALS avionics division chief track — which SSgt billet builds the GySgt candidacy.
    The NATTC (Naval Air Technical Training Center) schoolhouse at Pensacola and its associated detachments run the 5937 MOS school and related avionics NEC courses. An SSgt with a strong technical record and a demonstrated training development background can pursue instructor duty orders; the instructor tour is 24 to 36 months and carries a special duty assignment (SDA) identifier visible at the GySgt board. The MALS avionics division chief track keeps you in the fleet maintenance program management chain — shop chief to avionics division element NCOIC — and builds the operational maintenance credibility that the GySgt billet in a deployed MALS requires. The honest calculus: the NATTC instructor tour builds the curriculum development, formal instruction, and technical writing portfolio that the occupational-SME GySgt track (master gunner equivalent, regimental technical authority) is built on. The MALS division chief track builds the fleet readiness program management credibility that the troop-leadership GySgt track (1stSgt pathway) is built on. Know which track you are building before the career planner appointment, because the manpower shop's assignment decisions run on declared preferences — not implied ones.
  • GySgt board preparation — FitRep profile completeness, SNCO Academy timing, and the billet assignment that maximizes board competitiveness.
    The GySgt board reads three things that the SSgt board did not read with the same weight: the trend of your FitRep relative value placements across the full SSgt tour (not just the last cycle), your SNCO Academy Career Course completion, and the specific billets you have held. A shop chief tour in a MALS with a clean QA record, FitRep Section A inputs that survived battalion review without revision, and an EW system availability rate trend that stayed above the wing standard across three FitRep cycles is a competitive GySgt portfolio. The board can see the trend. One strong cycle surrounded by two average cycles does not read the same as three progressively stronger cycles. Build the tour from the first FitRep cycle with the GySgt board lens, not from the cycle before the board window opens. The SNCO Academy Career Course timing is the PME gate; schedule it early enough that the completion is on record for the board window with margin.
  • Defense contractor pipeline awareness — Raytheon, L3Harris, BAE Systems, DRS Technologies — and when to start the SkillBridge conversation.
    The 5937 SSgt shop chief with a CDI/CDQAR authorization history, a MALS-level QA program management record, and direct experience on AN/ALQ-184, AN/ALE-47, or F-35B EW suite systems is exactly the background the defense EW contractor field service engineering pipeline hires for senior roles. Raytheon and L3Harris run the major AN/ALQ ECM pod programs; DRS Technologies and BAE Systems have significant EW sensor and countermeasures programs. Senior field service engineer and depot-level technical advisor roles in these pipelines start at compensation levels well above the E-6 military pay scale. If EAS is on the table at SSgt, start the SkillBridge conversation 18 months out — SkillBridge programs at these companies are not advertised the way recruiting programs are; they are negotiated through the transition office with specific company contacts the TAPS counselor at your installation can identify. If staying to GySgt is the decision, the contractor pipeline awareness still matters — it informs the career counseling conversations you are supposed to be having with your Sgts who are three years from EAS.
  • Reenlistment at SSgt — indefinite to compete for GySgt, lateral move, or EAS.
    Reenlistment math at SSgt is different from prior ranks. SRB tier and bonus for 5937 SSgts at reenlistment are in the current MARADMIN — pull it before the career planner meeting. The options typically include indefinite reenlistment to compete for GySgt on the centralized selection board, lateral move into a related avionics program management or acquisitions MOS, B-billet special duty assignment, or EAS. The honest calculus: SSgts who EAS with a shop chief tour, a CDQAR qualification, and a clean QA program management record are leaving the highest-leverage phase of the defense contractor hiring window. The field service engineer and depot-level advisory roles that pay premium compensation are hiring people with exactly this background, and the resume is most current the day you separate, not three years later. If staying is the decision, the GySgt competition landscape is worth understanding before the reenlistment contract is signed — pull the current selection rates for 5937 GySgt and understand what the board has been reading in the FitRep cohort you are competing in.
  • SNCO Academy Career Course now versus delaying for the MALS schedule.
    In-residence SNCO Academy Career Course is the standard and the preferred outcome whenever the deployment schedule permits. The distance education fallback satisfies the PME completion requirement but does not replicate the peer network, the live seminar curriculum, or the resident institutional environment. The GySgt board reads both as completed, but the in-residence credential carries more informal weight in the conversation the battalion SgtMaj has with the reviewing officer about GySgt candidacy. The same schedule conflict logic that applied to Sergeants Course at Sgt applies here: document the conflict with the shop officer, identify the recovery slot, and pursue it with the same urgency as a maintenance parts escalation. The SSgt who discovers the SNCO Academy window is consumed by the deployment calendar at 30 days before the course drop is the SSgt who gets the distance education fallback instead of the in-residence standard.

How the Seat Varies by Unit Type

  • Active component MALS — MAG/MAW, Cherry Point, Beaufort, Miramar, Yuma
    The standard SSgt 5937 shop chief assignment. EW section shop chief in a MALS servicing F/A-18 Hornet/Super Hornet, F-35B, or AV-8B (Yuma) aircraft types depending on the wing's inventory. The MALS production tempo tracks the wing's MEU workup and deployment cycle; the shop chief who runs a MALS EW section through a full MEU workup — FIREX, CAX, pre-deployment inspection, MEU deployment, and reset — comes back with the fullest operational maintenance credibility available in the peacetime aviation maintenance calendar. The wing QA inspection at the MALS level is formal and consequential; a clean inspection record on the shop chief's watch is the most visible quality-assurance credential in the aviation maintenance community at SSgt. The FitRep produced by the maintenance officer on a MALS shop chief with a clean QA record and a strong readiness trend is the FitRep the GySgt board reads as the benchmark.
  • 12th Marines / III MEF, MCAS Iwakuni or MCAS Futenma
    Forward-deployed MALS shop chief assignment in the Indo-Pacific. Unaccompanied tour for most SSgts at Iwakuni and Futenma (verify current dependent-authorization policy with the shop officer before PCS orders are cut — policy changes with force posture). The operational environment includes bilateral exercises with Japan Air Self-Defense Force, Republic of Korea Air Force, and Philippine Air Force aviation elements, and the III MEF contingency response posture that can require combat-EW readiness on short notice. Contractor field team support pipeline depth is reduced compared to CONUS MALS; the shop chief's organic maintenance capability matters more when the contractor logistics response timeline is measured in days, not hours. The SSgt who runs a forward-deployed MALS EW section comes back with expeditionary maintenance program management credibility that CONUS-based assignments do not generate. The MALS SgtMaj at Iwakuni reads shop chief performance at a closer range than at a CONUS installation.
  • F-35B MALS shop chief
    The F-35B EW architecture is a modern integrated electronic warfare suite with a significant contractor logistics footprint and a software-driven diagnostic environment that is fundamentally different from legacy platform maintenance. The SSgt shop chief in an F-35B MALS operates at the interface between the organic maintenance program and the contractor logistics support structure — understanding the work authorization boundary between what the section performs organically and what requires CFT engagement is the first program management task on check-in day. GCSS-MC interface requirements and the parts pipeline management for F-35B-specific EW components differ from legacy platform workflows. The QA program management challenge is that the F-35B EW qualification standards are newer and still evolving; the shop chief who tracks the evolving qualification requirements against NAVMC 3500.14 updates is the shop chief who does not get caught with a T&R gap when the qualification standard changes mid-year.
  • Reserve component MALS — SMCR
    Reserve SSgt 5937 shop chiefs face a compressed program management and qualification timeline. Monthly drill weekends and annual training (AT) provide the section's primary qualification and training events; CDI/CDQAR qualification timelines extend to 18-24 months in a reserve unit where active-component would be 12. The QA program management challenge in a reserve MALS is maintaining T&R currency and publications currency between annual training events, when the section may go 10 months without a formal maintenance evolution. Shop chiefs in reserve component MALS units who are serious about GySgt board competitiveness may pursue ADT orders to supplement the section's qualification pipeline and bring the QA program current before the annual training evaluation window. The GySgt selection board processes reserve and active component records through the same centralized mechanism; FitRep relative value comparison includes both components, and a reserve component shop chief's FitRep is read against the same standard as an active component shop chief's.
  • MEU BLT MAG element shop chief afloat
    SSgt shop chief on the Marine Aviation Group element of the Battalion Landing Team, embarked on amphibious shipping (LHD/LPD/LSD) during a 6-to-7-month MEU deployment. The shop chief is the senior EW technical authority for the entire MAG element; there is no contractor field team and the organic maintenance capability is what it is. EW maintenance runs in the hangar bay and on the flight deck against the ship's operational cycle, with limited tooling, reduced consumables, and documentation running against GCSS-MC on the ship's network in parallel with the ship's maintenance management system. The MEU SgtMaj reads shop chief performance in every exercise event, every contingency response posture day, and every port visit liberty evolution. The SSgt who runs a clean MEU deployment — no formal QA findings, FitRep cycle closing cleanly, section T&R maintained through the deployment calendar — comes back with the most operationally credible FitRep narrative available in the 5937 career at SSgt. This is the deployment that the GySgt board reads as the benchmark for shop chief operational competency.

What Good Looks Like at This Rank

The good SSgt EW shop chief is the Marine the maintenance officer calls before the wing production meeting to get an honest readiness picture — not a brief, just a call — because the data the shop chief delivers on that call matches what the GCSS-MC dashboard shows, and the maintenance officer has stopped double-checking the dashboard after the call. That is the trust the shop chief tour is built to earn. The maintenance officer who trusts the SSgt shop chief's data without verification is the maintenance officer who writes the FitRep narrative with specific numbers and outcomes, and that is the FitRep the GySgt board reads. His Sgts are FitRep-ready and SNCO Academy-scheduled because he counseled them monthly with documented outcomes and coached their Section A drafts before the reporting senior's deadline. The three Sgts whose Section A inputs reached the battalion FitRep board without revision during his shop chief tour did so because the shop chief identified the language gap 60 days before the cycle closed and coached the correction — not in the margin of the draft, but in a 30-minute counseling session with the counseling entry to match. The battalion SgtMaj knows which SSgt shop chiefs build Sgts who are SSgt-competitive, and the battalion SgtMaj's informal read of which SSgts are GySgt-ready runs through that observation. The wing QA inspection of the EW section under his watch generates no formal discrepancies because he ran the self-inspection 30 days out, found the T&R gap on one Cpl's record that the Sgt's quarterly review missed, corrected it with a documented training event, and briefed the maintenance officer before the wing team arrived. The QA officer noted in his post-inspection debrief that the EW section's self-inspection methodology was the benchmark for the MALS. The maintenance officer's FitRep Section A input noted that observation by name. The reviewing officer's endorsement used it. He knows the Raytheon and L3Harris field service engineering hiring pipelines for 5937 SSgts because two of his Sgts are three years out from EAS and the career conversation he is supposed to have with them at SSgt is the career conversation he did not get from the GySgt he worked for — the one that says 'here is what your NEC qualifications and your CDI/CDQAR record are worth outside the gate, and here is how to make the decision rather than drift toward it.' The shop chief who has that conversation with his Sgts is the shop chief whose Marines make informed decisions about their careers rather than discovering the options six months before EAS.

Preview — The Next Rank

GySgt in the 5937 community is the MALS avionics division chief rank or, in some organizations, the senior EW technical authority at the regimental or MAW level. The transition from SSgt shop chief to GySgt division chief is the transition from running one section's QA program and one section's FitRep cycle to running the avionics division's entire program management architecture — multiple shop chiefs reporting to you, multiple FitRep cycles per year, the maintenance officer's most consequential technical advisory relationship operating at the MAW level rather than the MALS level, and the SNCO Academy Career Course complete so that the institutional professional development credential matches the scope of the billet. The FitRep load at GySgt does not scale linearly — it compounds. At SSgt you wrote three to four Sgt FitReps per cycle and coached the Section A language. At GySgt you write three to four SSgt FitReps per cycle, each one covering a full shop chief tour's worth of maintenance program management outcomes that you personally observed and can describe specifically, and the reviewing officer — now the MAG CO or the MALS CO — is reading your Section A inputs against every other GySgt's in the regiment. A single weak FitRep cycle at GySgt, or a Section A input that required substantial revision by the reporting senior, moves the MGySgt/1stSgt trajectory by years in a community as small as the 5937. The career split at GySgt is the decision the battalion SgtMaj has been watching you build toward since your Sgt tour. The occupational SME track — NATTC curriculum development, regimental technical authority, potential master avionics technician designation, defense acquisitions advisory function — is built on the NATTC instructor tour experience and the QA program management depth you built at SSgt. The troop-leadership track — MALS 1stSgt track, eventually SNCO of the Year consideration, regimental SgtMaj pipeline — is built on the FitRep quality you produced on your Sgts, the counseling pipeline you ran, and the leadership observations the MALS SgtMaj has been recording since your check-in day. Know which track you are building before the GySgt board window opens, because the battalion SgtMaj's informal recommendation to the reviewing officer about your GySgt billet assignment runs on the track he has watched you build — not the one you declare in the conversation after the board.
FAQ

5937 E6 — Frequently Asked Questions

Q01What does a E6 5937 (Aviation Electronic Warfare Systems Technician) actually do?
You run the EW section or serve as the shop chief for an avionics division that includes EW systems — a population of ten to thirty Marines depending on billet and unit type — and you are responsible for their training, their qualifications, the section's maintenance-program health, and the accuracy of everything that goes to the production meeting.
Q02What's the most important thing to know as a E6 5937?
You are the QA officer's first call when a discrepancy surfaces in the EW section — not the second call, not the debrief.
Q03What does a typical day look like for a E6 5937?
Time-blocked day at the E6 5937 rank tier: 0445 Wake. Check the section group chat and GCSS-MC dashboard on the phone if the unit SOP allows remote access — any overnight deferred maintenance escalation or shift-handoff issue from the night check needs to be in the production chief's ears before the morning formation. Send the section's daily priority card to the Sgts if it was not sent at 1700, 0500 PT formation. Take section accountability and report to the shop officer. The SSgt shop chief who is the last SNCO into formation is the SSgt whose Sgts take formation accountability late.…
Q04What mistakes get E6 5937 soldiers fired or relieved?
Missing SNCO Academy Career Course through deployment conflict and not recovering the slot. The GySgt board reads PME completion; an SSgt who is not SNCO Academy Career Course-complete when the board meets is visibly disadvantaged in the relative value comparison regardless of FitRep quality. Document the conflict with the shop officer and pursue the recovery slot with the same urgency you would pursue a parts escalation for a grounded aircraft; NJP, DUI, or fraternization at SSgt.…
Q05What career decisions matter most at the E6 5937 rank tier?
NATTC schoolhouse instructor duty versus MALS avionics division chief track — which SSgt billet builds the GySgt candidacy — The NATTC (Naval Air Technical Training Center) schoolhouse at Pensacola and its associated detachments run the 5937 MOS school and related avionics NEC courses. An SSgt with a strong technical record and a demonstrated training development background can pursue instructor duty orders; the instructor tour is 24 to 36 months and carries a special duty assignment (SDA) identifier visible at the GySgt board.…
Q06What's next after E6 for a 5937 (Aviation Electronic Warfare Systems Technician) in the Marines?
GySgt in the 5937 community is the MALS avionics division chief rank or, in some organizations, the senior EW technical authority at the regimental or MAW level.
Q07What manuals and regulations does a E6 5937 need to know cold?
NAVMC 3500.14 — Aviation Electronics (AV-6) T&R Manual (SSgt/shop-chief-level program management; QA inspections read your training program against this document).; Applicable MALS MIM/NAL series for assigned aircraft/systems (the SSgt owns the section's technical library — publications current, applicable change notices incorporated, Marines working from the right revision).; MCO P4790.2C — Marine Corps Aviation Maintenance Program (shop-chief-level: QA program management,…

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Published by the Honest MOS Editorial DeskVerified against DoD/.gov sourcesUpdated May 2026Editorial standards