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BME6

Boatswain's Mate

E-6 (Staff Sergeant) · Navy

E1–E3E-4E-5E-6E-7E8–E9
HEADS UP

BM1 (E-6) is the LPO billet — the division officer handles the wardroom admin, you run the sailors and own the standard. The Chief board package is the active project; it is built across the full BM1 tour, not the month before submission. The LCPO is already editing your record. The BM1 who treats the Chief packet as a future problem is the BM1 who is not selected.

The Honest MOS Read
Boatswain's Mate First Class (BM1, E-6) is the Leading Petty Officer (LPO) of the deck division — the petty officer who runs the sailors, owns the evolution standard, and owns the answer when the chief asks why a standard slipped. The division officer handles the wardroom relationships and the administrative paperwork between the department head and the division; the BM1 handles everything on the deckplate. That is not a secondary role. It is the primary one. The deck division at BM1 is 10 to 30 sailors depending on ship class — a DDG with a focused UNREP and mooring detail, a large-deck LHD with a full well-deck team, a boat division and a flight-deck perimeter division running simultaneously, or a smaller combatant where the BM1 is both the LPO and the senior deck watchstander. Regardless of the ship class, the BM1's accountability is total: PMS on every piece of assigned deck gear, watch bill for every qualified watch slot, training calendar for every milestone, and eEVAL input for every BM3 and BM2 in the division that the chief can defend at the wardroom ranking board. The BM1 who cannot brief the division's PMS completion rate, advancement pipeline status, and warfare device progress without looking at notes is the BM1 the department head has to follow up with. The BM1 who walks into the quarterly division readiness review with the tracker current and the briefing tight is the BM1 the department head leaves alone. The UNREP evolution at BM1 is the test the entire ship watches. When the ship approaches the replenishment oiler, the BM1 is the senior enlisted deck supervisor — brief signed, crew assigned by name, stations checked, safety observers in place, phone net verified. The BM1 runs the evolution from the first heaving line to the final report to the OOD. A connected period that runs without a line handling error, without a safety zone violation, without a rig casualty or a near-miss, and with a clean post-evolution log entry is a connected period that produces an eEVAL bullet the chief puts in the division's deployment SITREP. A connected period with a rig casualty is an investigation and the BM1's brief is exhibit one. The eEVAL writing at BM1 is the skill that directly determines who in the division advances on pace and who stalls. The BM1 writes input for 4-8 BM2s and BM3s per evaluation cycle. Each input needs counted outcomes — evolutions led, qualifications earned, milestones achieved — not generic deckhand excellence. The chief reads the BM1's draft inputs before the ranking board and the chief defends them in the wardroom to the department head and the XO. The BM1 whose inputs are generic filler is the BM1 whose petty officers lose the EP recommendation at the board, whose own eEVAL the chief writes in the same standard, and whose advancement-to-chief profile the Senior Chief reads as insufficient. Write the input as if the BM3's promotion to BM2 is your personal accountability — because it is. The Chief board package is the active project across the entire BM1 tour. The CPO selection board reads the full service record: NWAE history from BM3 through BM1, eEVAL profile and ranking across all evaluation periods, warfare device and qualification record, duty station diversity, awards and recognition, education, and the leadership accomplishment bullets that appear in the senior rater's narrative. The BM1 who starts building the package at month eighteen of a twenty-four month tour has already locked in the NWAE history, the eEVAL ranking from the early periods, and the qualification gaps that are too late to fill. The LCPO who is building the package for the BM1 from the BM1's first week at the command is the LCPO who produces Chief selectees. Have the package conversation with the LCPO in the first thirty days. The CPO 365 leadership development program is the BM1's professional development framework — the LCPO measures whether the BM1 is running the program with the division or just aware of it. The difference is visible at the deckplate: the BM1 who runs CPO 365 curriculum produces a deck division with a culture of continuous qualification, active mentoring, and a watchbill that does not depend on any single sailor. The BM1 who treats CPO 365 as a compliance checkbox produces a division that functions when the BM1 is standing watch and collapses when she is not.
Career Arc
  • 01BM1 pin-on; LPO assumption of deck division — PMS accountability, watchbill ownership, training calendar build, eEVAL input responsibility from day one.
  • 02Chief board package conversation with LCPO in first 30 days — record gaps identified, NWAE history reviewed, eEVAL ranking trajectory established.
  • 03UNREP, mooring, and anchoring evolutions run as senior enlisted deck supervisor — brief signed, safety zone walked, clean connected period log entries.
  • 04Quarterly division readiness brief to department head — PMS rates, warfare device pipeline, advancement on track, no late milestones without a chit in the chain.
  • 05eEVAL input drafted at midpoint of evaluation period, not the week before submission — counted outcomes by name for every BM2 and BM3 in the division.
  • 06CPO selection board package submitted with LCPO endorsement — NWAE history, eEVAL profile, SWS device, leadership accomplishment bullets, command endorsement.
Common Screwups
  • ×Signing the UNREP pre-rig brief without physically walking the stations — when a phone talker is absent and the rig parts, the NAVSEA investigation starts with the LPO's signature on the pre-rig sheet.
  • ×Letting an unqualified petty officer stand the JOOD watch because the watch bill is thin — the OOD discovers it when the ship's heading wanders during a narrow channel transit, and the BM1 owns the watch bill that put the unqualified sailor on watch.
  • ×Treating the Chief board package as a future problem — the BM1 who does not have the package under active construction at the 12-month mark is the BM1 who is not selected.
  • ×Going around the chief to the department head on a division discipline or equipment issue — the goat locker hears about it the same day, the chief's recommendation on the BM1's package comes from somewhere, and the 'somewhere' is the trust that was just consumed.
  • ×Allowing a known maintenance discrepancy on safety-critical gear to remain unchitted because the shipyard period is approaching — the discrepancy causes a casualty; the chief comes to the BM1 for the paper trail; the paper trail is empty.

A Day in the Life

  • 0500Wake up. Check the overnight section — any duty section equipment casualties, watchbill changes, or liberty incidents that need handling before quarters. The BM1 who is caught off-guard at quarters by an overnight event is the BM1 the department head has information about before she does.
  • 0545-0700Division PT. The BM1 leads from the front. The deck division PT standard is set by the BM1's performance; the sailor who falls out of the run when the LPO is setting the pace gets one quiet conversation after PT and no second chances in public.
  • 0700-0730Hygiene, coveralls, pre-quarters. Walk the deck division berthing spaces. Check that gear is stowed and spaces are clean before the division officer does it. Brief the BM2 section leads on the day's priorities before quarters so the section leads can put the plan out to their sections immediately after.
  • 0730-0800Quarters. Division officer briefs the administrative items; BM1 briefs the deckplate plan. At BM1, your quarter-deck brief is authoritative — work assignments, station bills for any UNREP or evolution today, PMS priorities, any personnel changes. The division reads the standard off how you run quarters.
  • 0800-1130Division execution — UNREP pre-rig walk and brief if underway (BM1 walks every station), working party lead for major evolutions, PMS quality review with BM2 section leads, eEVAL input drafting during breaks in operational tempo, department head data call responses.
  • 1130-1300Chow, then department head sync if Wednesday (weekly at most commands). At the department head sync you brief division readiness: PMS rate, advancement pipeline, personnel changes, evolution schedule, any equipment discrepancies with chits in the chain.
  • 1300-1600Afternoon execution — UNREP approach and connected period if underway (BM1 on deck supervising evolution), in-port working party and mooring detail management, PQS testing sessions with BM3s, CPO 365 curriculum session with BM2s, Chief board packet review with an individual BM2.
  • 1600-1630End-of-day sweep with BM2 section leads — PMS status, next day's evolution prep, overnight watch bill confirmed, any personnel issues flagged to the chief before liberty call.
  • 1630-1800Secure. In-port liberty call; underway evening watch transition. If the BM1 has the evening duty, the turnover is with the off-going duty BM1 — equipment status, personnel status, anything requiring the LPO's attention overnight.
  • 1800-2100Chief board packet work — eEVAL input drafts for the BM2s mid-period, service record review for BM2s with Chief eligibility in the next 12 months, LCPO communication on any package items requiring flag-level attention, personal study if the LDO/CWO packet is in progress.
  • 2100-2200Next day's plan confirmed, overnight watchbill verified, chief notified of any overnight items that should not wait until morning. The BM1 who communicates to the chief proactively is the BM1 the chief defends proactively.

Weekly Cadence

Monday is anchored around the plan-of-the-week publication and the department head's weekly priorities. The BM1 receives the plan-of-the-week at the Friday department head sync and spends the weekend mentally allocating it against the division's resources — which BM2 runs which evolution, which PMS items are due before Friday, which eEVAL drafts need to be out to the BM2s for review. Monday quarters is the briefing; the BM1 who walks into Monday quarters with section assignments already pre-allocated is the BM1 whose division executes the week without waiting for direction. Monday afternoon is the section leads sync — the BM1 reviews training plan status, PMS forecast, and upcoming evolution briefs with the BM2 section leads before the chief's Monday evening goat locker meeting. Tuesday through Thursday carry the operational and training weight. UNREP approaches are on the ship's schedule; the BM1 is on deck for every approach regardless of administrative workload. The eEVAL drafting window is the afternoon quiet period — the BM1 who drafts inputs consistently during the middeployment period arrives at the eEVAL close window with nearly finished products. The Chief board packet review sessions with individual BM2s happen on a rotating calendar — one BM2 per week gets 30 minutes of the BM1's attention on the package. Friday is plan-of-the-week output, department head sync preparation, and the weekly division readiness data call. The BM1 who arrives at the Friday department head sync with current data is the BM1 the department head trusts to manage the division independently.

Key Skills — How to Drill Each

  1. 01
    Lead the ship's UNREP or towing evolution as the senior enlisted deck supervisor — brief signed, crew assigned by name, safety observers in place, full phone net verified before approach.
    The pre-rig brief is a named document. Every crew member's name appears on the station bill next to his or her station and responsibility. Walk every station personally before the approach — not the BM2's report of the walk, your own walk. On the phone net check, call each station individually and receive confirmation before reporting 'all stations manned and ready' to the OOD. During the connected period, you are positioned where you can see the most stations simultaneously, you are monitoring the phone net continuously, and you are the decision-maker for any safety call. After break-away, run the debrief with the full deck crew — what the evolution looked like from each station, what nearly went wrong, one specific improvement for the next approach.
  2. 02
    Build and defend the division's readiness brief to the department head — PMS completion, warfare device pipeline, PQS tracker, eEVAL profile, reenlistment window roster — every cycle, no surprises.
    The quarterly readiness brief is a 15-minute meeting that reflects 90 days of tracking. Build the tracker in a format the department head can read in 30 seconds per line: sailor name, current rank, SWS status, NWAE history, PMS rate, advancement eligibility date, re-enlistment window date. Update it weekly. Walk it to the chief before every department head meeting so the chief is never surprised by a data point the department head raises. The division that brief without caveats is the division the department head trusts to run without being micromanaged.
  3. 03
    Write eEVAL input for 4-8 BM2s and BM3s that the chief can defend at the wardroom ranking board by name.
    The input draft timeline matters as much as the input quality. Draft at the midpoint of the evaluation period — 90 days before the closing date — when you can still add documented accomplishments to the sailor's record before the eEVAL closes. Each bullet needs three elements: what the sailor did (specific action), what the direct result was, and what the impact was on the ship's mission or readiness. Count everything — number of evolutions, number of qualifications, number of mentored sailors who advanced. Review with the chief at 60-day mark. The chief who reads the BM1's input for the first time the week before the eEVAL due date is the chief who does not have time to provide meaningful feedback.
  4. 04
    Mentor a BM2's Chief board package from the two-year mark through submission — record review, service record gaps, NWAE prep, leadership accomplishment bullets.
    Start the package review at the BM2's two-year eligibility mark. Pull the service record with the BM2 and read it out loud — the NWAE exam scores, the eEVAL ranking history, the awards, the duty stations, the qualifications, the education. Identify the gaps: is there a sea-tour diversity gap? Is the NWAE history improving or flat? Is the leadership bullet narrative building toward a command-level endorsement? The BM1 who walks the BM2 through this review at month 24 produces a Chief board-competitive candidate. The BM1 who has the package conversation for the first time at month 30 is catching up to what should already be in motion.
  5. 05
    Run the division's training plan across a deployment cycle — qualifications sustained, PMS current, warfare device pipeline producing, advancement on track.
    The deployment training plan has to survive the first week at sea before it is worth presenting to the department head. Build it around the ship's training schedule, the deployment timeline, and the known UNREP approach cadence. Every qualification milestone needs a responsible sailor and a target date. PMS completion rates need to be forecasted by week, not just tracked by month. When an event changes the schedule — a port call cancellation, an extra UNREP — the training plan adapts and the department head is briefed on the change at the next division sync, not at the quarterly readiness review.

Manuals & References — What Chapters Matter

  • NWP 4-01.4 — Underway Replenishment
    At BM1 you own the evolution and write the casualty drill. The NWP is not a reference you consult after an incident; it is the doctrine you build your pre-rig brief, your station bill, and your safety zone procedures from before every approach. When a NAVSEA investigation team asks you to walk through the pre-rig procedure, you quote the NWP by section number — not by memory of how the last ship did it.
  • OPNAVINST 3120.32 — Standard Organization and Regulations of the U.S. Navy (SORN)
    LPO authority and responsibility are documented in the SORN and the XO quotes it when things go wrong on the deckplate. Know the sections on watch bill management, LPO duty, and the watch standing violations before the first time the XO asks you why a standard was not enforced. The BM1 who can cite the SORN chapter and verse on LPO authority owns the conversation; the BM1 who says 'I thought the BM2 was handling it' does not.
  • MILPERSMAN 1610.10 — Enlisted Performance Evaluation (eEVAL) system
    Every eEVAL you write lives in this instruction. The trait definitions, the ranking criteria, the EP/MP/P/Progressing/Sig Problems framework, the prohibited content, the timeline requirements — all in MILPERSMAN 1610.10. The BM1 who writes eEVAL input without reading 1610.10 is the BM1 who inadvertently violates the prohibited-content rules or misunderstands the trait standard and produces an input the chief has to rewrite. One hour with 1610.10 before the first eEVAL cycle saves four hours of rework.
  • CPO 365 leadership development curriculum (current MCPON guidance)
    The LCPO measures whether the BM1 is running the CPO 365 program with the division — the program exists to build the next generation of chief petty officers and the BM1 is the primary delivery mechanism for the deckplate components. The BM1 who treats CPO 365 as a compliance checkbox is the BM1 whose division does not produce Chief selectees and whose own package the LCPO endorses without enthusiasm.

Standards — How to Hit Each

  • Chief board package under active construction with the LCPO's review at every cycle.
    Schedule a 30-minute review session with the LCPO every six months. Walk the service record together — NWAE history, eEVAL profile, qualification record, awards, education, duty station diversity. The LCPO adds to the packet and identifies gaps in real time. The BM1 who has the package under continuous review is the BM1 who arrives at the submission window with a defensible record, not a record that has to be explained. The Chief board does not read context; it reads the record.
  • Division PMS completion rate at or above department average; zero safety-critical equipment overdue without a chit in the chain.
    The BM1 monitors PMS by equipment category and by responsible sailor, not just by total percentage. When the davit brake PMS is two weeks overdue because the parts are on order, there is a discrepancy chit in the chain and the department head was notified. When the UNREP tensioner PMS is due next week, the BM2 has the MRC card and the scheduled maintenance slot. The BM1 who tracks by equipment category and escalates proactively is the BM1 whose PMS rate never surprises the department head.
  • eEVAL profile: every BM2 and BM3 you rate has an EP or MP recommendation supported by real, countable bullets.
    The ranking board differentiates BM2s by the specificity and credibility of the LPO's input. Walk every BM2 and BM3 through their mid-period accomplishment documentation at the 90-day mark — what have they done that is counted, what can still be added before the eEVAL closes? The BM1 who reviews accomplishment documentation at 90 days and at 30 days before the eEVAL close produces EP-supported inputs. The BM1 who first reviews documentation the week before the eEVAL close produces inputs that are honest but incomplete.

Technical Mistakes — Concrete Consequences

  • Signing the UNREP pre-rig brief without physically walking every station.
    When the rig parts, the NAVSEA investigation team's starting point is the pre-rig brief. If the LPO's signature is on a brief for a station walk that did not happen, the investigation has a falsification issue compounding the original casualty. The four-minute walk before the approach either finds the problem — a phone talker not assigned, a pelican hook with a questionable gate, a safety observer standing inside the bight — or confirms the rig is ready. It is not optional.
  • Allowing an unqualified petty officer to stand the JOOD watch because the watch bill is thin.
    The OOD finds out when the ship's heading wanders during a confined-water transit or the contact management lapses during a formation maneuver. The SORN requires that the watch bill assign only qualified personnel to watch stations. The BM1 who put the unqualified BM3 on JOOD watch owns the watch bill that produced the assignment. The BM3's disqualification follows; the BM1's eEVAL reflects the judgment failure.
  • Producing eEVAL bullets that are generic deckhand filler rather than counted outcomes.
    The chief kills the EP recommendation at the wardroom ranking board. The BM2 who deserved EP based on a real deployment performance misses the BM1 advancement cycle. The BM1 who produced generic input is the BM1 whose petty officers underperform on the advancement slate year over year, and the LCPO marks the correlation between LPO eEVAL quality and division advancement rates at every Chief board review.
  • Going around the chief to the department head on a division discipline or equipment issue without the chief's knowledge.
    The goat locker hears about it the same day it happens. The chief who learns a BM1 bypassed the goat locker to the department head on a routine division issue reassesses the BM1's Chief board endorsement in real time. The fix requires months of consistent demonstration that the bypass was an error, not a pattern. In the interim, the chief stops sharing the information the BM1 needs to be effective as LPO.
  • Treating a known maintenance discrepancy on safety-critical equipment as a problem for the upcoming shipyard period.
    The equipment fails at sea before the shipyard period. The investigation asks who knew about the discrepancy and when. The BM1 who knew and did not chit it is the BM1 who cannot defend the decision in front of the commanding officer. Discrepancy chits exist precisely to document known degradation — using them is not a weakness, it is the paper trail that protects the chain when the equipment eventually fails.

Career Decisions at This Rank

  • Chief Petty Officer selection — submitting versus withdrawing from the board
    The CPO selection board is not an annual performance review; it is a competitive selection based on the full service record. The BM1 who has NWAE scores improving across cycles, an eEVAL profile with EP majority, SWS device pinned, sea-shore duty diversity, command endorsement, and leadership accomplishment bullets that reflect real outcomes is the BM1 who should submit. The BM1 who has a flat or declining NWAE profile, has never submitted for a BM1 advancement exam while at BM1 (impossible, but the logic applies to the advancement history pattern), or whose eEVAL ranking has been consistently P/MP with no EP is the BM1 who should have the conversation with the LCPO about whether this board is the right board. Submitting to a board you will not select from costs nothing except one board cycle — but the BM1 who submits year after year with the same package gaps and no improvement plan is the BM1 the LCPO stops endorsing.
  • LDO / CWO application — the BM1 window is the strongest application window
    The Limited Duty Officer (1110 LDO — Surface Warfare) and the CWO 715X (Deck Officer/Boatswain Warrant) selection boards accept applications from E-6 and E-7 with strong eEVAL profiles, warfare device qualifications, JOOD experience, and competitive academic credentials. The BM1 is the sweet spot for the LDO/CWO application — enough operational experience to be credible, young enough to have a full officer career ahead. The application requires a college transcript (Tuition Assistance should be used throughout the enlisted career to build this), command endorsement, a strong NWAE history, and the officer program coordinator package. Talk to the NPC officer accession officer program coordinator and to an LDO who came from the BM rate before building the packet.
  • Chief board package versus early separation — the BM1 who reaches the 12-year mark without selecting is making the most consequential career decision in the rate
    The BM rate's Chief selection rate varies year to year with type-command manning requirements; pull the current NAVADMIN for the cycle's selection statistics. The BM1 who has been eligible for four or more boards without selection has a choice: continue to submit with a demonstrably improving package, or use the statutory retention option to complete 20-year retirement from E-6, or separate with a solid post-Navy plan. The honest conversation involves the LCPO's assessment of the package's competitive standing, the financial math of E-6 retirement versus O-2 commissioning if the LDO path is still viable, and the post-Navy maritime labor market where a BM1 with JOOD experience, SWS device, and practical seamanship has genuine market value in the merchant marine, maritime security, and federal maritime administration career tracks.

How the Seat Varies by Unit Type

  • DDG Arleigh Burke (deck division BMN/BM3/BM2)
    The BM1 LPO on a DDG runs a division of 15-25 sailors and is personally visible on every evolution — the department head knows her name and the XO has seen her run an UNREP from the bridge wing. Division officer turnover on a DDG is faster than on larger platforms, which means the BM1 is the continuity of the division through multiple division officer transitions. The BM1 who builds the division culture as the constant is the BM1 the ship's company associates with the deck seamanship standard.
  • LHD/LPD (amphibious, larger deck crew)
    The BM1 on an LHD runs a division of 30-60 sailors across multiple deck sections — well deck, boat deck, flight deck perimeter, UNREP detail. The scale of management is materially larger than on a DDG. The BM1 who cannot delegate effectively to the BM2 section leads becomes a chokepoint and the division suffers. Management by tracker — knowing the status of every section through the BM2 section leads without micromanaging every evolution — is the skill the BM1 on a large-deck platform develops or fails at.
  • MSC (Military Sealift Command — civilian mariners)
    CIVMAR-crewed ships operate under the CIVMAR employment framework and the deck leadership is maritime labor union positions. Active-duty BM1s can be assigned to MSC ship NAVDETs but the BM1's role in that context is the Navy detachment LPO, not the ship's deck division LPO — those are civilian positions. The distinction matters for the BM1 who receives MSC-affiliated orders and needs to understand the scope of her authority.
  • FRC/patrol craft or small boat unit
    A BM1 LPO on a patrol coastal craft commands a section of 8-12 sailors on a vessel with independent operational tasking. The command climate is smaller and more immediate — the BM1 is visible to the commanding officer in every watch section. The Chief board package on a patrol craft tour can be built quickly because the individual visibility is high and the evolution lead roles are frequent. The trade-off is breadth of seamanship portfolio compared to a large-hull tour.

What Good Looks Like at This Rank

The good BM1 is the LPO the department head mentions by name in the CO's departure brief because the deck division executed every UNREP, every anchoring, and every mooring evolution during a seven-month deployment without a rig casualty, an overdue PMS item, or a missing eEVAL. The BM2s in her division are Chief-board-ready — their NWAE history is improving, their eEVAL ranking is documented, their SWS devices are on their blouses, and their leadership accomplishment bullets are real and counted. When the chief asks her how many BM2s in the division are Chief-board-competitive, she names them and can describe each one's package gap in thirty seconds. Her division watch bill is never borrowed-from. The helmsman station, the JOOD station, the UNREP station bill — every slot has a qualified sailor's name and a backup. The department head has never had to ask why a watch station is unbilleted; the BM1 solved the problem before the department head saw it. Her quarterly readiness brief runs in twelve minutes and produces no follow-up questions because every data point is current, every milestone has a status, and every discrepancy has a chit in the chain. The Chief board packet the LCPO endorses for this BM1 is not a surprise to anyone in the goat locker — the conversations have been happening for two years. The eEVAL ranking across the BM1 tour is EP-majority because the work was real and the bullets were written to reflect it. The duty station portfolio shows sea-shore diversity and platform variety. The NWAE history shows consistent improvement. The LCPO's endorsement is not a formality; it is the product of a BM1 who made the Chief selection process look inevitable because she built the package like it was a requirement, not a request.

Preview — The Next Rank

BMC (E-7, Chief Petty Officer) puts you in the goat locker and on the deckplate simultaneously — the gold anchors mean the division reads the ship's standards off how you carry yourself at quarters. The Chief's authority is broader than the BM1's LPO authority in a specific way: the chief operates across the department, not just the division. The LCPO of the deck department is the senior enlisted voice for the ship's entire deck seamanship posture, and that voice carries into department head syncs, XO decision briefings, and — for the most senior BMCs on large platforms — direct interface with the commanding officer. The eEVAL writing at Chief level is the writing that picks the Senior Chief slate. The BMC who writes eEVAL input for BM1s that the department head can defend at the wardroom ranking board is the BMC producing Chief selectees; the BMC who produces generic BM1 input is the BMC whose division advancement rate falls below the type-command average and stays there. The CPO Academy transition is real — not a graduation ceremony, but a professional calibration that defines how the chief operates in the goat locker, on the deckplate, and in the space between the two. The Senior Chief board conversation starts at the first CPO evaluation cycle.
FAQ

BM E6 — Frequently Asked Questions

Q01What does a E6 BM (Boatswain's Mate) actually do?
You lead a deck division of 10 to 30 sailors on a surface combatant, amphibious assault ship, logistics ship, or coastal patrol vessel.
Q02What's the most important thing to know as a E6 BM?
BM1 (E-6) is the LPO billet — the division officer handles the wardroom admin, you run the sailors and own the standard.
Q03What does a typical day look like for a E6 BM?
Time-blocked day at the E6 BM rank tier: 0500 Wake up. Check the overnight section — any duty section equipment casualties, watchbill changes, or liberty incidents that need handling before quarters. The BM1 who is caught off-guard at quarters by an overnight event is the BM1 the department head has information about before she does, 0545-0700 Division PT. The BM1 leads from the front. The deck division PT standard is set by the BM1's performance; the sailor who falls out of the run when the LPO is setting the pace gets one quiet conversation after PT and no second chances in public,…
Q04What mistakes get E6 BM soldiers fired or relieved?
Signing the UNREP pre-rig brief without physically walking the stations — when a phone talker is absent and the rig parts, the NAVSEA investigation starts with the LPO's signature on the pre-rig sheet; Letting an unqualified petty officer stand the JOOD watch because the watch bill is thin — the OOD discovers it when the ship's heading wanders during a narrow channel transit, and the BM1 owns the watch bill that put the unqualified sailor on watch;…
Q05What career decisions matter most at the E6 BM rank tier?
Chief Petty Officer selection — submitting versus withdrawing from the board — The CPO selection board is not an annual performance review; it is a competitive selection based on the full service record. The BM1 who has NWAE scores improving across cycles, an eEVAL profile with EP majority, SWS device pinned, sea-shore duty diversity, command endorsement, and leadership accomplishment bullets that reflect real outcomes is the BM1 who should submit. The BM1 who has a flat or declining NWAE profile, has never submitted for a BM1 advancement exam while at BM1 (impossible,…
Q06What's next after E6 for a BM (Boatswain's Mate) in the Navy?
BMC (E-7, Chief Petty Officer) puts you in the goat locker and on the deckplate simultaneously — the gold anchors mean the division reads the ship's standards off how you carry yourself at quarters.
Q07What manuals and regulations does a E6 BM need to know cold?
NWP 4-01.4 — Underway Replenishment (you run the evolution; you write the casualty drill).; OPNAVINST 3120.32 (SORN) — LPO authority and responsibility are documented here; the XO quotes it.; NAVEDTRA 14343 + current BM BIB — Chief board preparation runs through the same BIB; own it.

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