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SBE6

Special Warfare Boat Operator

E-6 (Staff Sergeant) · Navy

E1–E3E-4E-5E-6E-7E8–E9
HEADS UP

SB1 is the last rank before the Chief's exam, and making Chief in the SB rating is the community milestone that defines careers. If you are at SB1 and have not started treating every evolution as a Chief's board audition — the way you develop your junior coxswains, the way you represent the rating in joint debrief, the way you handle the crew dynamic when the OIC is not watching — you are already behind. The Chief's board looks at the whole record, not just the last NWAE cycle.

The Honest MOS Read
Special Warfare Combatant-craft Crewman First Class (SB1, E-6) is the senior petty officer tier in the SWCC community, and it is the most operationally consequential rank below the CPO level. At SB1 you are the senior coxswain in the section, the tactical reference for the junior coxswains below you, and the primary interface between the boat crew and the LPO's operational planning. The OIC who sits in the mission planning brief with the SB1 is expecting a peer-level conversation about boat tactics, not an update brief. The platform breadth at SB1 typically includes qualification on the NSW-RIB, the MK V Special Operations Craft, and in many career paths the Combatant Craft Medium (CCM) or Combatant Craft Heavy (CCH). The SB1 who holds all three qualifications is the senior coxswain the detailer can assign to any billet in the community; the SB1 who is still NSW-RIB-only at this tier is the one having the qualification-velocity conversation with the LPO and the CCD officer. The section leadership role at SB1 is where the community evaluates Chief potential. You are not just executing missions — you are building the next generation of coxswains, running section training events when the LPO is forward, writing the junior coxswain's PQS evaluations, and representing the boat crew perspective in the element's operational planning process. The SEAL team's element commander who trusts the SB1's tactical input in the planning cycle is the commander who writes the debrief comment that follows the SB1's Chief board package. The Chief's Examination cycle in the Navy Enlisted Advancement System (NEAS) is the single most important professional development event of the SB1 career. The SB1 who does not make SBC on the first eligible cycle is not necessarily done — but the SB1 who does not make SBC after two cycles is having a frank conversation with the LCPO about what is missing from the package. In a rating as small as SB, the Chief selection board sees the whole community's SB1 population in a single sitting. Every eEVAL, every deployment debrief comment, every PQS development chain, and every NWAE score is visible to the board at once. The operational pressure at SB1 is at its career peak — deployment cycles, section leadership, Chief board preparation, and family load are simultaneously at maximum. The SB1 who manages the competing demands professionally, who sustains the physical fitness standard, and who keeps the junior crew's performance above the section floor while studying for the Chief's exam is rare. The community knows who those people are. They become SBCs.
Career Arc
  • 01CCM / CCH coxswain qualification — completing the platform breadth required for senior billet assignment.
  • 02Section leader responsibility — junior coxswain development, PQS evaluation authority, LPO delegation.
  • 03Third or fourth deployment as senior coxswain — tactical input in element planning, independent mission execution.
  • 04Chief's Examination (CPO-E7) preparation — eEVAL EP record, NWAE study, community contribution documented.
  • 05SWCC community board application package — OIC and CCD commander endorsements, SEAL team debrief comments.
  • 06Advanced NSW training (NSWATC courses, joint SOF integration programs if applicable).
  • 07Senior enlisted selection board candidacy — SBC (Senior Chief) if applicable at E-8.
Common Screwups
  • ×Treating the Chief's exam as a test-prep exercise rather than a record-building campaign. The Chief's board evaluates the whole record; a high NWAE score on a mediocre eEVAL stack does not make the cutline in a small rating.
  • ×Losing the section's junior coxswain development output — if the SB3s you mentored are not qualifying on the LPO's timeline, the Chief board sees the gap.
  • ×Degraded physical fitness at E-6 — the SB1 who does not hold the NSW unit's informal physical standard is visible in a way no one will say diplomatically and the eEVAL will say obliquely.
  • ×Over-identifying with the 'operator' identity at the expense of the 'senior petty officer' identity — the Chief board is selecting section leaders and community stewards, not the best coxswain in the section.
  • ×Family instability that creates operational distraction — the SB1 who is managing a divorce, financial emergency, or dependent-care crisis while trying to make the Chief's board runs out of cognitive bandwidth. Address the crisis through Command Family Support resources before it becomes an OPSEC or performance issue.

A Day in the Life

  • 0450Up. Check messages — any overnight casualty, any change to today's training plan, any scheduling change from the LPO. Coxswain and section-leader accountability begins before PT.
  • 0530-0630NSW PT. At SB1 the physical standard is a leadership signal — the senior petty officer who cannot sustain the unit's informal physical standard is visible to every junior crew member. Lead from the front of the run.
  • 0700-0730Muster prep — section training plan review for the day, junior crew member qualification status check, any equipment status change from overnight duty section.
  • 0730-0800Section muster and plan-of-the-day brief. At SB1 you are often running the muster in the LPO's absence. The junior crew members leave muster knowing what is happening today, in what order, and who is responsible for what.
  • 0800-1200Underway training or section training event. As the senior coxswain, the SB1 is either leading the evolution or evaluating a junior coxswain who is leading it. Both are training opportunities — the SB1 who runs every evolution himself is not developing successors.
  • 1200-1300Chow, post-mission debrief, PQS evaluation documentation. Any PQS sign-offs from the morning's evolutions recorded the same day.
  • 1300-1600Section maintenance, equipment accountability review, section training plan update, Chief's exam preparation during downtime. The SB1 who uses the slow afternoon hour for NWAE study is the one who arrives at the exam with a documented preparation log.
  • 1600-1700LPO debrief — section status, equipment status, any personnel issues requiring LPO action. The SB1 who can complete this debrief in 10 minutes is the SB1 who knows his section.
  • 1700-2100Family time, Chief's exam study, personal fitness maintenance. The SB1 who manages the competing demands of family, study, and physical maintenance without sacrificing any is the one the community produces at a low rate.

Weekly Cadence

Monday is section management day. The SB1's Monday morning starts with the section status brief to the LPO — equipment, quals, personnel, and the week's training plan confirmed. The junior crew members come to Monday morning knowing the week's schedule because the SB1 published it Friday afternoon, not because they were told on Monday morning. The difference is visible in the section's organizational discipline. Mid-week operational tempo is the section's training core. Underway evolutions, qualification observation rides, weapons events, and element integration are the working calendar. The SB1 is simultaneously executing his own mission role and evaluating the section's execution — every evolution is a training evaluation and a qualification opportunity. The section debrief on Wednesday afternoon is when the week's training trends become visible, and the SB1 who adjusts Thursday's plan based on Wednesday's debrief is the one the LPO trusts with the quarterly training plan. Friday is documentation and planning day. Section training records updated, PQS evaluation notes filed, next week's plan published before the LPO's plan-of-the-week brief. Chief's exam study block — at least 60 minutes — before the day ends. The SB1 who consistently uses Friday's close-of-business hour for examination preparation is the one who approaches the cycle with a year of documented preparation behind him.

Key Skills — How to Drill Each

  1. 01
    Run the boat crew section training plan for a quarter — schedule, execute, document, debrief, adjust.
    The section training plan is the LPO's intent translated into weekly training events. At SB1 you are writing the plan, not just executing it. Each week: at least one underway (qualification or proficiency maintenance), one weapons event (dry or live, per the range calendar), one physical training event tied to the NSW standard, and one sustainment training block (TCCC, comms, navigation). The plan is on the board Monday morning, the LPO has approved it, and the junior crew members know what is happening this week. The plan that is written and executed is more valuable than the plan that exists in the SB1's head.
  2. 02
    Participate in element mission planning as the boat crew representative — tactical input on approach routes, pickup zones, abort criteria, alternate extraction.
    The SB1 in the mission planning cycle is not a briefing recipient — he is a subject-matter expert on what the boat can and cannot do in the planned conditions. If the route passes through a surf zone in a 5-foot sea state at night, the SB1 tells the OIC what the abort criteria are before the brief is finalized, not during the execution. The element commander who asks the SB1 about route alternatives is treating the coxswain as a tactical peer — that is the relationship you are building at SB1.
  3. 03
    Evaluate a junior coxswain on an observed qualification evolution — write the accurate evaluation, sign the PQS book, brief the crew member on the result.
    The qualification evaluation at SB1 is the community's quality control mechanism. Write what you observed, not what you hoped to see. If the surge passage was marginal — correct execution but slow recognition of the set — the evaluation says that. If the IAs were executed cleanly — the evaluation says that. The SB3 who receives a qualified evaluation from the SB1 who actually watched and assessed is the SB3 who can execute the skill in the dark with confidence. The SB3 who received a padded evaluation is the one who finds out the gap under pressure.
  4. 04
    Write an eEVAL narrative for a junior petty officer that accurately represents performance and stands up to the LPO's comparison review.
    The SB1 who drafts an EP narrative that the LPO approves without revision is the SB1 who understands what the Chief's board looks for: observable behavior, operational outcomes, leadership indicators, and community contribution. Write in specific operational language: 'Qualified NSW-RIB coxswain 14 months into tour; performed as coxswain of record on three contingency operations' is better than 'demonstrated superior performance.' The LPO will rank the narratives; make yours the one he reads as the EP example.
  5. 05
    Plan and execute a multi-boat coordinated operation — timing, spacing, comm plan, primary and alternate communication, coordinated abort criteria.
    Multi-boat operations at the SB1 level involve coordinating two or more NSW platforms in support of a single element or multiple elements simultaneously. The coordination challenges: spacing during transit (enough separation to prevent collision, close enough for mutual support), communication discipline (one net per operation, brevity codes known by all coxswains, timing calls executed by the lead coxswain), and coordinated abort criteria (if the lead boat aborts, what does the trail boat do?). Practice the coordination on training transits before executing it on a real insertion.
  6. 06
    Manage the section's equipment accountability — weapons, comms gear, navigation equipment, safety gear — across a multi-week operational period.
    Equipment accountability at the SB1 section level is a formal record-keeping requirement and a tactical readiness function simultaneously. Every sensitive item has a serial number and an accountable individual. Every communications item has a COMSEC accounting record. Every safety-of-life item has a serviceability status. The SB1 who walks the section's equipment accountability record before the LPO's quarterly inventory is the SB1 who finds the discrepancy and corrects it before the NCIS case number is assigned.

Manuals & References — What Chapters Matter

  • NWP 3-05 — Naval Special Warfare
    The SB1 is contributing to mission planning, not just executing it. Read the doctrine as a planner: what does doctrine say about the stand-off distance for surface insertion, the conditions under which the boat crew operates independently vs. under the element's command authority, and the NSW command relationships in the joint SOF environment. The coxswain who can reference doctrine in a mission planning discussion is the one the OIC brings back to the planning table.
  • OPNAVINST 8023.15 — Naval Special Warfare Combatant Craft Program
    The safety-of-ship certification and the crew qualification matrix are the SB1's responsibility at the section level. Know the qualification chain, the recertification requirements, and the platform operating limitations so thoroughly that the CCD safety officer can ask any compliance question during an inspection and you answer from memory.
  • NAVPERS 1616 series — Enlisted Evaluation System
    At SB1 you are writing eEVALs, not just receiving them. The NAVPERS 1616 instruction governs the format, ranking procedure, and EP/MP/P criteria. The SB1 who reads the instruction before drafting the first evaluation is the SB1 whose narratives the LPO approves without correction.
  • Chief Petty Officer Selection Process — current NAVADMIN and BUPERS selection board guidance
    The Chief's board package is governed by published guidance per the NAVADMIN message for the active cycle. Pull the current message before building the package: which elements are reviewed (eEVAL record, awards, education, NWAE score, community contribution), what the selection board's stated priorities are for the cycle, and what the physical fitness and academic record requirements are. Read the guidance a year before the eligible cycle.
  • MILPERSMAN 1430 (Advancement in Rate) and associated NAVADMIN per cycle
    The advancement requirements, examination eligibility, and FMS calculation for E-7 are in the MILPERSMAN reference and updated per NAVADMIN each cycle. The SB1 who can explain the FMS calculation for E-7 to a junior crew member without hesitation is the SB1 who has read the source document.

Standards — How to Hit Each

  • EP eEVAL rating at SB1 for the full competitive window — the Chief's board reads the trend, not just the last cycle.
    The eEVAL EP trend at SB1 is built on three visible outputs per cycle: operational performance (mission record, senior operator comments), leadership output (junior coxswain development, section training execution), and community contribution (instructor duty, mentorship, NSW schoolhouse involvement). The SB1 who has EP on the first cycle but MP on the second going into the Chief's board is the SB1 the board reads as 'declining.' Build the outputs consistently, not in waves.
  • Section training plan executed quarterly — training event documented, debrief recorded, LPO-reviewed.
    The section training calendar is the SB1's management product. A quarterly plan with four to six documented training events per month, debrief notes on record, and PQS progression tracked for each junior crew member is the product the LPO presents to the CDD officer at the quarterly readiness review. If the plan is in the SB1's head and not on paper, it does not exist for the review.
  • Physical fitness at or above the NSW unit informal standard — Outstanding PRT, sustained over the full competitive window.
    The Chief's board in a small community like SB reads the physical fitness record as a leadership signal. An SB1 who is running PRT Good High when the section's junior crew members are running Outstanding is an SB1 whose physical leadership is declining. The NSW community's informal physical standard is higher than the published fleet minimum for a reason — the people running the mission need to be physically capable of extended maritime operations. Maintain it.

Technical Mistakes — Concrete Consequences

  • Allowing a section training plan to go un-documented — the training happened, but the record does not show it.
    The CDD officer who asks for the section's quarterly training record at the readiness review and gets a blank binder sees a section without a training discipline. The SB1's name is on the section; the gap is in the SB1's eEVAL narrative. What the LPO cannot document, the LPO cannot put in the EP package.
  • Approving a mission brief that has incorrect abort criteria.
    The SB1 who reviews and approves the OIC's brief is providing a tactical endorsement of the abort criteria. If the brief goes out with a surf-zone abort criterion that is below the boat's safe operating limit and the element goes in during conditions the boat cannot safely support, the SB1 who approved the brief owns the gap. The post-mission investigation starts with the brief.
  • Letting a junior coxswain's qualification drift without formal documentation of the gap.
    The qualification gap that is discussed verbally but never written becomes the qualification gap that surprised everyone at the section's next inspection. The SB1 who tells the SB3 in passing that his surf passage 'needs work' without writing a counseling or a formal qualification evaluation note has created no record. Six months later, the gap that produced a real casualty traces back to the conversation no one can document.

Career Decisions at This Rank

  • Chief's exam timing and package preparation — when the first eligible cycle is vs. when the package is actually ready
    The first eligible CPO cycle for SB1 is when time-in-rate and time-in-service thresholds are met. The question is not 'can I apply?' but 'is the package ready?' The package that makes the cutline has EP eEVALs through the full competitive window, a coxswain qualification breadth that covers at least two platform types, a combat deployment record with senior operator endorsements, and a Chief's exam score that produces a competitive FMS. The SB1 who sits the first eligible cycle on a developing package and does not make it is the SB1 who has one cycle behind him; the SB1 who waits one additional cycle to build the package and then makes it on the first attempt is at the same career point. Neither approach is wrong — the honest question is which one produces the complete package.
  • Advanced NSW instruction or instructor duty at BCT prior to the Chief's board
    A BCT instructor billet at the SB1 level is a Chief's board-enhancing assignment — it documents community investment, teaching skill, and the ability to evaluate and develop new operators. The tradeoff is that it is a shore-assigned billet and the operational deployment record pauses. The SB1 who goes to BCT instructor duty with 3 deployments behind him comes back with an instructor designation that fills a gap in a predominantly operational record. The SB1 who goes with 2 deployments and one contested qualification assessment comes back with a teaching credential that did not address the package's actual weakness.
  • Geographic stability vs. assignment breadth in the context of family and Chief's board candidacy
    NSW billets are concentrated at NAB Coronado (NSWG-1) and NAB Little Creek (NSWG-4) with smaller forward-deployed detachments. The SB1 who has served at both coasts has a broader assignment record; the SB1 who has stayed on one coast has more family stability but a narrower geographic record. The Chief's board in a small community knows the billet inventory — what the SB1 passed up and what the SB1 took. Geographic flexibility at SB1 demonstrates community investment and earns more favorable detailing options.

How the Seat Varies by Unit Type

  • Combatant Craft Division (MK V / CCH focus, NSWG-1 or NSWG-4)
    The SB1 in a MK V / CCH CCD is managing a section that operates in open-ocean conditions at extended range. The qualification requirements are technically demanding and the PMS responsibility is substantive. The CDD officer and the NSWG commander see the SB1 section leader directly; the visibility is higher than at a smaller NSW-RIB-only element.
  • NSW Unit (NSWU) forward deployed
    The SB1 at a forward NSWU is the senior enlisted boat operator in a small command operating in a theater environment. Direct interface with joint SOF planners, less institutional oversight, and a mission profile that changes with the theater. The maturation at a forward NSWU billet is faster; the visibility to the theater SOF commander is real. Chief's board package implications: operational depth, but smaller unit and fewer junior crew members to develop.
  • BCT cadre / SWCC A-school instructor
    The SB1 instructor is evaluating candidates who will become the next generation of SWCC operators. The teaching and evaluation skills built during instructor duty are directly applicable to section leadership at the senior NCO level. BCT cadre in particular carries community-reputation weight — the SB1 who evaluated and passed candidates now serving in operational billets is known to the community in a positive way.

What Good Looks Like at This Rank

The good SB1 is the person the element's OIC calls when the mission planning cycle starts and the boat piece is complicated. Not because the SB1 is more senior than the other coxswains in the section — but because the OIC has learned over two deployments that the SB1 gives an honest read on what the boat can do and a real recommendation on what the approach route should be. That relationship takes a full deployment cycle to build. The SB1 who has that relationship with two different element OICs is the SB1 the community calls a senior operator. His section produces qualified coxswains on schedule. The SB3s who trained under him can run an independent mission profile — brief, transit, execute, debrief — without the SB1 being on the boat. That is the development product the Chief's board sees in the eEVAL record: 'SB3 X qualified NSW-RIB coxswain under SB1 mentorship, 14 months into tour.' Three of those in the record makes the EP case without additional explanation. He knows his boat's status as well as the maintenance officer and he knows his section's qualification currency better than the LPO. When the LPO asks about the section at Friday readiness review, the SB1 has the answer before the LPO finishes the question. That is the level of ownership the Chief's board selects for.

Preview — The Next Rank

SBC (Senior Chief, E-8) is the leadership tier where the SWCC community's most experienced operators sit as the senior enlisted of a Combatant Craft Division or an NSW Unit. The SBC is the command master chief equivalent within the CCD — the senior enlisted advisor to the CDD commander, the mentor for every SB1 in the section, and the standard-bearer for the community's professional culture. Making SBC from SB1 requires an eEVAL record that is EP across the competitive window, a Chief's board selection, and then the SBC selection board after sufficient service as an SBC. The SB1 who makes SBC is the one who managed the garrison time as a professional development investment — not just as the time between deployments.
FAQ

SB E6 — Frequently Asked Questions

Q01What does a E6 SB (Special Warfare Boat Operator) actually do?
As an SB1 you are the senior operator-level coxswain in most evolutions and the LPO of the boat section or crew complement — which means you own the readiness, training, maintenance, and conduct of 6 to 15 SWCCs below you.
Q02What's the most important thing to know as a E6 SB?
SB1 is the last rank before the Chief's exam, and making Chief in the SB rating is the community milestone that defines careers.
Q03What does a typical day look like for a E6 SB?
Time-blocked day at the E6 SB rank tier: 0450 Up. Check messages — any overnight casualty, any change to today's training plan, any scheduling change from the LPO. Coxswain and section-leader accountability begins before PT, 0530-0630 NSW PT. At SB1 the physical standard is a leadership signal — the senior petty officer who cannot sustain the unit's informal physical standard is visible to every junior crew member. Lead from the front of the run, 0700-0730 Muster prep — section training plan review for the day, junior crew member qualification status check,…
Q04What mistakes get E6 SB soldiers fired or relieved?
Treating the Chief's exam as a test-prep exercise rather than a record-building campaign. The Chief's board evaluates the whole record; a high NWAE score on a mediocre eEVAL stack does not make the cutline in a small rating; Losing the section's junior coxswain development output — if the SB3s you mentored are not qualifying on the LPO's timeline, the Chief board sees the gap;…
Q05What career decisions matter most at the E6 SB rank tier?
Chief's exam timing and package preparation — when the first eligible cycle is vs. when the package is actually ready — The first eligible CPO cycle for SB1 is when time-in-rate and time-in-service thresholds are met. The question is not 'can I apply?' but 'is the package ready?' The package that makes the cutline has EP eEVALs through the full competitive window, a coxswain qualification breadth that covers at least two platform types, a combat deployment record with senior operator endorsements, and a Chief's exam score that produces a competitive FMS.…
Q06What's next after E6 for a SB (Special Warfare Boat Operator) in the Navy?
SBC (Senior Chief, E-8) is the leadership tier where the SWCC community's most experienced operators sit as the senior enlisted of a Combatant Craft Division or an NSW Unit.
Q07What manuals and regulations does a E6 SB need to know cold?
NWP 3-05 — Naval Special Warfare; you brief the doctrine framework to the crew, not just to the element.; NWP 3-22 — Special Operations Forces Maritime Operations; the operational context your section plans inside.; NAVSEA platform manuals — the senior coxswain owns the technical authority on the assigned platforms; you are the reference when the SB3 has a systems question.

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