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USMC0231

Intelligence Specialist

Collects, analyzes, and produces all-source intelligence to support Marine Corps operations from squad level through the Marine Expeditionary Force level.

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Watch this MOSGet pinged when 0231 — Intelligence Specialist hits an SRB list, cutoff drop, or BAH change. Free account, anonymous as always.
Recruiter vs. Reality
What they tell you

You'll hold a TS/SCI clearance and produce the intelligence that drives every Marine Corps operation from battalion to theater. Intel specialists are the reason commanders know what they're walking into before they walk into it. The clearance and analytical experience put you on a direct path to the three-letter agencies, defense contracting, and the kind of government work that pays well and never shows up on LinkedIn.

What it's actually like

You will develop a deeply personal relationship with PowerPoint, the DCGS-MC, and whatever classified system your S-2 shop is running this year. The work cycles between genuinely consequential analysis — the kind where your product changes a mission plan — and soul-crushing production requirements where you're reformatting the same threat brief for the third different audience this week. Most of your career will be spent in a SCIF, which means no phones, no windows, and a social life that revolves around who else has a clearance. The TS/SCI is worth real money on the outside and the analytical skills translate, but you need to be deliberate about translating "I made slides in a vault" into language that civilian hiring managers understand. DIA, CIA, NSA, and Booz Allen all recruit from this MOS — the path is well-worn if you walk it with intention.

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Execute the Job — By Rank

How you actually run this job at each rank — what you do, what you drill, which manuals you own, and what good looks like. Written for the soldier, sailor, airman, Marine, or Guardian currently in the seat. Each rank deeplinks into the full Playbook deep-dive: time-blocked schedules, unit-type variations, career decisions, and the read on the next rank.

E1-E3Pvt — LCpl (junior Marine)

You are the apprentice Intelligence Specialist. The community is testing whether you can do quiet, exact work before it trusts you with hard work.

What You Actually Do

You are the apprentice Intelligence Specialist. The community is testing whether you can do quiet, exact work before it trusts you with hard work. Day to day, the work is watch turnover, traffic review, IPB products, collection requirements, map and overlay work, brief building, classification checks, source caveats, battalion S-2 support, and explaining uncertainty to people who want certainty yesterday. At junior Marine level, the pressure is earning trust, completing quals, and staying useful without needing a babysitter. The brochure sells the exciting edge of all-source intelligence support to MAGTF commanders: IPB, collection support, threat analysis, terrain/weather effects, targeting support, reporting, briefing, and classified information handling; your calendar is the less photogenic version: training records, gear, briefs, rehearsals, inspections, and fixing the thing that was "good last week" until somebody touched it.

Key Skills to Drill
  • 01Build IPB products that separate facts, assumptions, gaps, and commander relevance.
  • 02Write and brief analytic judgments with sourcing, confidence, and caveats visible.
  • 03Manage classified products, systems, and dissemination without creating a security incident.
  • 04Support collection requirements and PIRs without confusing activity with intelligence value.
  • 05Translate enemy, terrain, weather, and civil considerations into decisions the commander can use.
Manuals & References
  • NAVMC 3500.100C - Intelligence and Ground Sensors Training and Readiness Manual.
  • MCDP 2 - Intelligence.
  • MCTP 2-10A - MAGTF Intelligence Collection.
  • MCRP 2-10B.1 - Intelligence Preparation of the Battlespace.
  • MCO 1400.32 - Marine Corps Promotion Manual.
  • MCO 1610.7 - Performance Evaluation System.
Standards You Must Hit
  • T&R events current for analysis, IPB, collection support, and briefing tasks.
  • Products meet ICD 203 tradecraft: source quality, confidence, alternatives, and relevance.
  • Classified handling clean across storage, marking, transfer, destruction, and briefing.
  • First-class PFT/CFT and rifle range standards maintained; intel Marines are still Marines.
  • No clearance, foreign-contact, debt, or security behavior that puts access at risk.
Common Technical Mistakes
  • Briefing a source dump instead of an assessment.
  • Hiding uncertainty because the commander wants a clean answer.
  • Copying classified text into the wrong system or marking a product from memory.
  • Letting map, overlay, or coordinate errors survive because the product looked pretty.
What Good Looks Like

The good junior Marine 0231 is calm, exact, and useful under friction. They know the refs, train the next Marine, document the standard, and tell the boss what is true before the situation turns into a meeting with too many chairs.

Go Deeper at E1-E3
Time-blocked daily schedule, unit-type variations, career decisions, full reading list with chapters — written for the soldier in this seat.
Full E1-E3 Playbook →
E4Cpl (Corporal)

You are the first-line NCO in intelligence. The team copies what you tolerate, not what you brief.

What You Actually Do

You are the first-line NCO in intelligence. The team copies what you tolerate, not what you brief. Day to day, the work is watch turnover, traffic review, IPB products, collection requirements, map and overlay work, brief building, classification checks, source caveats, battalion S-2 support, and explaining uncertainty to people who want certainty yesterday. At Corporal level, the pressure is leading a small team, counseling Marines, and proving the chevrons are not just decoration. The brochure sells the exciting edge of all-source intelligence support to MAGTF commanders: IPB, collection support, threat analysis, terrain/weather effects, targeting support, reporting, briefing, and classified information handling; your calendar is the less photogenic version: training records, gear, briefs, rehearsals, inspections, and fixing the thing that was "good last week" until somebody touched it.

Key Skills to Drill
  • 01Build IPB products that separate facts, assumptions, gaps, and commander relevance.
  • 02Write and brief analytic judgments with sourcing, confidence, and caveats visible.
  • 03Manage classified products, systems, and dissemination without creating a security incident.
  • 04Support collection requirements and PIRs without confusing activity with intelligence value.
  • 05Translate enemy, terrain, weather, and civil considerations into decisions the commander can use.
Manuals & References
  • NAVMC 3500.100C - Intelligence and Ground Sensors Training and Readiness Manual.
  • MCDP 2 - Intelligence.
  • MCTP 2-10A - MAGTF Intelligence Collection.
  • MCRP 2-10B.1 - Intelligence Preparation of the Battlespace.
  • MCO 1400.32 - Marine Corps Promotion Manual.
  • MCO 1610.7 - Performance Evaluation System.
Standards You Must Hit
  • T&R events current for analysis, IPB, collection support, and briefing tasks.
  • Products meet ICD 203 tradecraft: source quality, confidence, alternatives, and relevance.
  • Classified handling clean across storage, marking, transfer, destruction, and briefing.
  • First-class PFT/CFT and rifle range standards maintained; intel Marines are still Marines.
  • No clearance, foreign-contact, debt, or security behavior that puts access at risk.
Common Technical Mistakes
  • Briefing a source dump instead of an assessment.
  • Hiding uncertainty because the commander wants a clean answer.
  • Copying classified text into the wrong system or marking a product from memory.
  • Letting map, overlay, or coordinate errors survive because the product looked pretty.
What Good Looks Like

The good Corporal 0231 is calm, exact, and useful under friction. They know the refs, train the next Marine, document the standard, and tell the boss what is true before the situation turns into a meeting with too many chairs.

Go Deeper at E4
Time-blocked daily schedule, unit-type variations, career decisions, full reading list with chapters — written for the soldier in this seat.
Full E4 Playbook →
E5Sgt (Sergeant)

You are the working leader for an intelligence team or section. Your name is now attached to other Marines' performance.

What You Actually Do

You are the working leader for an intelligence team or section. Your name is now attached to other Marines' performance. Day to day, the work is watch turnover, traffic review, IPB products, collection requirements, map and overlay work, brief building, classification checks, source caveats, battalion S-2 support, and explaining uncertainty to people who want certainty yesterday. At Sergeant level, the pressure is owning a squad, team, or section while building the record that survives a Staff Sergeant board. The brochure sells the exciting edge of all-source intelligence support to MAGTF commanders: IPB, collection support, threat analysis, terrain/weather effects, targeting support, reporting, briefing, and classified information handling; your calendar is the less photogenic version: training records, gear, briefs, rehearsals, inspections, and fixing the thing that was "good last week" until somebody touched it.

Key Skills to Drill
  • 01Build IPB products that separate facts, assumptions, gaps, and commander relevance.
  • 02Write and brief analytic judgments with sourcing, confidence, and caveats visible.
  • 03Manage classified products, systems, and dissemination without creating a security incident.
  • 04Support collection requirements and PIRs without confusing activity with intelligence value.
  • 05Translate enemy, terrain, weather, and civil considerations into decisions the commander can use.
Manuals & References
  • NAVMC 3500.100C - Intelligence and Ground Sensors Training and Readiness Manual.
  • MCDP 2 - Intelligence.
  • MCTP 2-10A - MAGTF Intelligence Collection.
  • MCRP 2-10B.1 - Intelligence Preparation of the Battlespace.
  • MCO 1400.32 - Marine Corps Promotion Manual.
  • MCO 1610.7 - Performance Evaluation System.
Standards You Must Hit
  • T&R events current for analysis, IPB, collection support, and briefing tasks.
  • Products meet ICD 203 tradecraft: source quality, confidence, alternatives, and relevance.
  • Classified handling clean across storage, marking, transfer, destruction, and briefing.
  • First-class PFT/CFT and rifle range standards maintained; intel Marines are still Marines.
  • No clearance, foreign-contact, debt, or security behavior that puts access at risk.
Common Technical Mistakes
  • Briefing a source dump instead of an assessment.
  • Hiding uncertainty because the commander wants a clean answer.
  • Copying classified text into the wrong system or marking a product from memory.
  • Letting map, overlay, or coordinate errors survive because the product looked pretty.
What Good Looks Like

The good Sergeant 0231 is calm, exact, and useful under friction. They know the refs, train the next Marine, document the standard, and tell the boss what is true before the situation turns into a meeting with too many chairs.

Go Deeper at E5
Time-blocked daily schedule, unit-type variations, career decisions, full reading list with chapters — written for the soldier in this seat.
Full E5 Playbook →
E6SSgt (Staff Sergeant)

You are the section Staff Sergeant. The officer signs, but you are the one who makes the plan survivable.

What You Actually Do

You are the section Staff Sergeant. The officer signs, but you are the one who makes the plan survivable. Day to day, the work is watch turnover, traffic review, IPB products, collection requirements, map and overlay work, brief building, classification checks, source caveats, battalion S-2 support, and explaining uncertainty to people who want certainty yesterday. At Staff Sergeant level, the pressure is running the section, training plan, readiness picture, and the NCO bench below you. The brochure sells the exciting edge of all-source intelligence support to MAGTF commanders: IPB, collection support, threat analysis, terrain/weather effects, targeting support, reporting, briefing, and classified information handling; your calendar is the less photogenic version: training records, gear, briefs, rehearsals, inspections, and fixing the thing that was "good last week" until somebody touched it.

Key Skills to Drill
  • 01Build IPB products that separate facts, assumptions, gaps, and commander relevance.
  • 02Write and brief analytic judgments with sourcing, confidence, and caveats visible.
  • 03Manage classified products, systems, and dissemination without creating a security incident.
  • 04Support collection requirements and PIRs without confusing activity with intelligence value.
  • 05Translate enemy, terrain, weather, and civil considerations into decisions the commander can use.
Manuals & References
  • NAVMC 3500.100C - Intelligence and Ground Sensors Training and Readiness Manual.
  • MCDP 2 - Intelligence.
  • MCTP 2-10A - MAGTF Intelligence Collection.
  • MCRP 2-10B.1 - Intelligence Preparation of the Battlespace.
  • MCO 1400.32 - Marine Corps Promotion Manual.
  • MCO 1610.7 - Performance Evaluation System.
Standards You Must Hit
  • T&R events current for analysis, IPB, collection support, and briefing tasks.
  • Products meet ICD 203 tradecraft: source quality, confidence, alternatives, and relevance.
  • Classified handling clean across storage, marking, transfer, destruction, and briefing.
  • First-class PFT/CFT and rifle range standards maintained; intel Marines are still Marines.
  • No clearance, foreign-contact, debt, or security behavior that puts access at risk.
Common Technical Mistakes
  • Briefing a source dump instead of an assessment.
  • Hiding uncertainty because the commander wants a clean answer.
  • Copying classified text into the wrong system or marking a product from memory.
  • Letting map, overlay, or coordinate errors survive because the product looked pretty.
What Good Looks Like

The good Staff Sergeant 0231 is calm, exact, and useful under friction. They know the refs, train the next Marine, document the standard, and tell the boss what is true before the situation turns into a meeting with too many chairs.

Go Deeper at E6
Time-blocked daily schedule, unit-type variations, career decisions, full reading list with chapters — written for the soldier in this seat.
Full E6 Playbook →
E7GySgt (Gunnery Sergeant)

You are the Gunny who turns intelligence craft into company-level readiness.

What You Actually Do

You are the Gunny who turns intelligence craft into company-level readiness. Day to day, the work is watch turnover, traffic review, IPB products, collection requirements, map and overlay work, brief building, classification checks, source caveats, battalion S-2 support, and explaining uncertainty to people who want certainty yesterday. At Gunnery Sergeant level, the pressure is turning technical competence into company-level systems that do not collapse when you are gone. The brochure sells the exciting edge of all-source intelligence support to MAGTF commanders: IPB, collection support, threat analysis, terrain/weather effects, targeting support, reporting, briefing, and classified information handling; your calendar is the less photogenic version: training records, gear, briefs, rehearsals, inspections, and fixing the thing that was "good last week" until somebody touched it.

Key Skills to Drill
  • 01Build IPB products that separate facts, assumptions, gaps, and commander relevance.
  • 02Write and brief analytic judgments with sourcing, confidence, and caveats visible.
  • 03Manage classified products, systems, and dissemination without creating a security incident.
  • 04Support collection requirements and PIRs without confusing activity with intelligence value.
  • 05Translate enemy, terrain, weather, and civil considerations into decisions the commander can use.
Manuals & References
  • NAVMC 3500.100C - Intelligence and Ground Sensors Training and Readiness Manual.
  • MCDP 2 - Intelligence.
  • MCTP 2-10A - MAGTF Intelligence Collection.
  • MCRP 2-10B.1 - Intelligence Preparation of the Battlespace.
  • MCO 1400.32 - Marine Corps Promotion Manual.
  • MCO 1610.7 - Performance Evaluation System.
Standards You Must Hit
  • T&R events current for analysis, IPB, collection support, and briefing tasks.
  • Products meet ICD 203 tradecraft: source quality, confidence, alternatives, and relevance.
  • Classified handling clean across storage, marking, transfer, destruction, and briefing.
  • First-class PFT/CFT and rifle range standards maintained; intel Marines are still Marines.
  • No clearance, foreign-contact, debt, or security behavior that puts access at risk.
Common Technical Mistakes
  • Briefing a source dump instead of an assessment.
  • Hiding uncertainty because the commander wants a clean answer.
  • Copying classified text into the wrong system or marking a product from memory.
  • Letting map, overlay, or coordinate errors survive because the product looked pretty.
What Good Looks Like

The good Gunnery Sergeant 0231 is calm, exact, and useful under friction. They know the refs, train the next Marine, document the standard, and tell the boss what is true before the situation turns into a meeting with too many chairs.

Go Deeper at E7
Time-blocked daily schedule, unit-type variations, career decisions, full reading list with chapters — written for the soldier in this seat.
Full E7 Playbook →
E8-E9MSgt / 1stSgt — MGySgt / SgtMaj (senior enlisted Marine)

You are the senior enlisted keeper of the intelligence standard. The community gets healthier or lazier around what you reward.

What You Actually Do

You are the senior enlisted keeper of the intelligence standard. The community gets healthier or lazier around what you reward. Day to day, the work is watch turnover, traffic review, IPB products, collection requirements, map and overlay work, brief building, classification checks, source caveats, battalion S-2 support, and explaining uncertainty to people who want certainty yesterday. At senior enlisted Marine level, the pressure is owning climate, standards, retention, and the long-term health of the community. The brochure sells the exciting edge of all-source intelligence support to MAGTF commanders: IPB, collection support, threat analysis, terrain/weather effects, targeting support, reporting, briefing, and classified information handling; your calendar is the less photogenic version: training records, gear, briefs, rehearsals, inspections, and fixing the thing that was "good last week" until somebody touched it.

Key Skills to Drill
  • 01Build IPB products that separate facts, assumptions, gaps, and commander relevance.
  • 02Write and brief analytic judgments with sourcing, confidence, and caveats visible.
  • 03Manage classified products, systems, and dissemination without creating a security incident.
  • 04Support collection requirements and PIRs without confusing activity with intelligence value.
  • 05Translate enemy, terrain, weather, and civil considerations into decisions the commander can use.
Manuals & References
  • NAVMC 3500.100C - Intelligence and Ground Sensors Training and Readiness Manual.
  • MCDP 2 - Intelligence.
  • MCTP 2-10A - MAGTF Intelligence Collection.
  • MCRP 2-10B.1 - Intelligence Preparation of the Battlespace.
  • MCO 1400.32 - Marine Corps Promotion Manual.
  • MCO 1610.7 - Performance Evaluation System.
Standards You Must Hit
  • T&R events current for analysis, IPB, collection support, and briefing tasks.
  • Products meet ICD 203 tradecraft: source quality, confidence, alternatives, and relevance.
  • Classified handling clean across storage, marking, transfer, destruction, and briefing.
  • First-class PFT/CFT and rifle range standards maintained; intel Marines are still Marines.
  • No clearance, foreign-contact, debt, or security behavior that puts access at risk.
Common Technical Mistakes
  • Briefing a source dump instead of an assessment.
  • Hiding uncertainty because the commander wants a clean answer.
  • Copying classified text into the wrong system or marking a product from memory.
  • Letting map, overlay, or coordinate errors survive because the product looked pretty.
What Good Looks Like

The good senior enlisted Marine 0231 is calm, exact, and useful under friction. They know the refs, train the next Marine, document the standard, and tell the boss what is true before the situation turns into a meeting with too many chairs.

Go Deeper at E8-E9
Time-blocked daily schedule, unit-type variations, career decisions, full reading list with chapters — written for the soldier in this seat.
Full E8-E9 Playbook →
Training Pipeline
1
Marine Corps Recruit Training13w
Parris Island (SC) or San Diego (CA)
2
Marine Combat Training (MCT)4w
Camp Geiger (NC)
3
All Source Intelligence Course12w
Dam Neck (VA)
Intelligence analysis, IPB, PIR development, reporting formats, OSINT, all-source fusion. TS/SCI.
On the Outside

What this actually is in the real world

Your skills translate. Here's what civilian employers call this job — and what they pay.

Intelligence Analysts

Strong match
$103,880$64,430$159,720/yr median
Job market: Average (4%)

Data Scientists

Related field
$108,020$64,240$167,040/yr median
Job market: Much faster than average (35%)

Operations Research Analysts

Related field
$83,640$51,490$138,810/yr median
Job market: Much faster than average (23%)

Salary data from the U.S. Bureau of Labor Statistics Occupational Employment and Wage Statistics program, retrieved Feb 2026. BLS.gov cannot vouch for the data or analyses derived from these data after the data have been retrieved from BLS.gov.

The Robot Read

How exposed is the civilian version of this job to AI?

Not a measurement of this MOS. Published labor-market research on the closest civilian occupation in our crosswalk — treat it as a signal, not a verdict.

Moderate ExposureModerate Confidence

Closest civilian match: Intelligence Analysts (close match)

Report writing, pattern analysis, and briefing production are the core of the job — real, meaningful LLM exposure (40%) in the 2023 study. Frey & Osborne’s 2013 appendix never scored "Intelligence Analysts" as a distinct occupation (it wasn’t broken out as its own line in their 702-job list), so there’s no comparable 2013-era number — we’re not going to borrow one from a neighboring title and pretend it fits.

This describes exposure for the civilian occupation, not a rating of this MOS, your unit, or your actual day-to-day duties. The matched civilian job is a close or related crosswalk, not exact.

MOS Pulse

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Three seconds of your time, zero of your identity. This is how the honest picture of 0231 gets built — one tap at a time.

Knowing what you know now — would you pick 0231 again?

Did your recruiter describe this job accurately?

Hours per week this job actually takes in garrison?

That tap took 3 seconds. A full review takes 10 minutes — and does about 100x more for the next person staring at this contract.

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Reviews
Founding ReviewUnclaimed

Nobody’s gone first. Yet.

Zero reviews for 0231. Not because nobody has opinions — anyone who’s actually done Intelligence Specialist is carrying a full magazine of them — but because nobody’s put theirs on the record.

So here’s the deal: the first approved review of every MOS becomes its Founding Review. Permanently badged, permanently first. Every person who looks up 0231 from now on reads it before anything else — including the recruiter’s version.

We could fill this page with fake reviews tonight. Plenty of sites do. We never will — which means this space stays exactly this empty until someone who lived it goes first.

Sign Up & Claim ItFree account · takes two minutes

Anonymous by default — no name, no unit, fuzzy timestamps. Your chain of command never knows it was you.

FAQ

0231 Intelligence Specialist — FAQ

Q01What does a 0231 do in the Marines?
You are the apprentice Intelligence Specialist.
Q02How long is 0231 training and where is it held?
0231 training is approximately 12 weeks of Advanced Individual Training (AIT) after Basic Combat Training, held at Dam Neck, Virginia Beach, VA.
Q03What does a day in the life of a 0231 look like?
A typical junior-enlisted 0231 day: 0530 PT or accountability. In intelligence, the day starts with whether your body can support the job you claim to want, 0700 Hygiene, chow, gear check, and messages. The first quiet win is finding the changed schedule before formation finds you, 0800 Shop, team, or section turnover. Read the log, open tasks, range schedule, watch bill, or product status before adding your opinion to the room, 0830 Mission prep: watch turnover, traffic review, IPB products.…
Q04What are the most common career-ending mistakes for a 0231?
Integrity drift. A false report, hidden safety issue, bad classified handling, or pencil-whipped training record follows you longer than any good field problem; Fitness complacency. In intelligence, first-class PFT/CFT is not a flex; it is the cost of admission; Letting informal counseling replace written standards. The first time discipline gets contested, undocumented leadership becomes imaginary leadership
Q05What civilian jobs does 0231 translate to?
0231 maps most directly to civilian occupations including Intelligence Analysts. Translation quality varies by skill — see the Honest MOS Civilian Translation block for full O*NET matches and salary data.
Q06What's the career progression for a 0231?
Pvt — LCpl: settle into the intelligence seat and learn what the unit actually rewards; Complete required T&R events and qualification gates; document them in the unit record; Build credibility with the next senior Marine by bringing facts, not vibes, to readiness conversations
Q07What's the recruiter not telling me about 0231?
You will develop a deeply personal relationship with PowerPoint, the DCGS-MC, and whatever classified system your S-2 shop is running this year.
How does 0231 compare?
See side-by-side ratings, quality of life, and community takes.
Published by the Honest MOS Editorial DeskVerified against DoD/.gov sourcesUpdated May 2026Editorial standards

Sources:Branch MOS catalog · DTMO pay tables · DoD/.gov benefits references · O*NET civilian career mapping · verified service-member reviews