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Army MOS List: Enlisted Job Codes, and What Each One Actually Involves
An Army job code is two digits and a letter, and it decides more than the work: where you train, how fast you advance, what clearance you need, and what the skill is worth afterwards.
The Army MOS list below is a growing index of enlisted job codes, and the Military Occupational Specialty is the single most consequential line in an enlistment contract. It determines the training pipeline, the unit types you can be assigned to, the clearance you will need, the pace at which you will be promoted, and how directly the skill converts to civilian employment. It is decided before you ship, and it is negotiable at exactly one moment, while the contract is being written.
An enlisted job code is readable once you know the structure. Two digits identify the career management field: the occupational area, of which there are around twenty-six. A letter identifies the specific job inside that field. So 35 is Military Intelligence and 35F is the Intelligence Analyst within it; 68 is the medical field and 68W is the Combat Medic Specialist.
What decides which codes you can be offered
Four things, and only the first is about you in the abstract. ASVAB line scores: not the composite percentile people quote, but the subject-area composites each field requires. Medical qualification at the entrance processing station, including vision, hearing and history that specific fields are strict about. Security-clearance eligibility, which matters for intelligence, cyber and signal fields and which can be the binding constraint. And current Army requirements, because a field that is full is not on offer whatever your scores.
That last one is why two applicants with the same scores in different months are offered different lists from the same Army MOS list, and why a recruiter's answer to "what can I do" is a real answer about this month and not a general statement about the Army.
Enlisted job codes in the list
6 in the indexDecode a MOS
An Army enlisted job code is two digits and a letter. The digits name the career management field; the letter names the job inside it. Enter a code, or pick one below.
Career management fields
- 11 Infantry Close combat on foot and from fighting vehicles.
- 12 Engineer Combat engineering, construction and route clearance.
- 13 Field Artillery Indirect fire, targeting and fire support coordination.
- 14 Air Defense Artillery Air and missile defence systems and their crews.
- 15 Aviation Aircraft maintenance, operations and air traffic services.
- 17 Cyber and Electromagnetic Warfare Offensive and defensive cyber operations, electromagnetic warfare.
- 18 Special Forces Special Forces detachments; entry is by selection, not initial enlistment.
- 19 Armor Tank and cavalry scout crews.
- 25 Signal Corps Networks, communications systems and information technology.
- 27 Legal Paralegal support to the Judge Advocate General’s Corps.
- 31 Military Police Law enforcement, detention operations and investigations.
- 35 Military Intelligence Collection, analysis and dissemination of intelligence.
- 36 Financial Management Pay, disbursing and financial operations.
- 37 Psychological Operations Influence operations; entry is by selection.
- 38 Civil Affairs Civil-military operations; entry is by selection.
- 42 Human Resources Personnel administration and Adjutant General functions.
- 46 Public Affairs Public affairs, broadcast and print journalism.
- 56 Religious Support Chaplain assistant duties and religious support operations.
- 68 Medical Army Medical Department specialties, from combat medic to laboratory.
- 74 CBRN Chemical, biological, radiological and nuclear defence.
- 79 Recruiting and Retention Recruiting and retention; reclassification only, not an entry field.
- 88 Transportation Motor transport, rail, watercraft and movement control.
- 89 Ammunition Ammunition handling, storage and explosive ordnance disposal.
- 91 Mechanical Maintenance Wheeled and tracked vehicle and armament maintenance.
- 92 Quartermaster Supply, food service, petroleum and mortuary affairs.
- 94 Electronic Maintenance Electronic systems maintenance and calibration.
How to read an Army MOS career management field
The field tells you what kind of Army you will be in far more than the job title does. A soldier in a combat arms field (infantry, armour, field artillery, air defence, engineer) will spend a career in manoeuvre formations, deploying with them. A soldier in signal, medical, transportation or quartermaster will move between many unit types, including ones that deploy and ones that do not.
The decoder above carries 26 enlisted career management fields, and a handful of them are not entry fields at all: Special Forces and Psychological Operations are entered by selection, and Recruiting and Retention only by reclassification from another specialty. Knowing which is which before a recruiting conversation is worth more than any amount of general research.
How the code grows with a career
The three characters are the middle of a longer code that appears on personnel documents. A skill-level digit follows the specialty and moves with grade, so the same job reads differently for a private and for a sergeant first class: 1 covers the junior enlisted grades, 2 a sergeant, 3 a staff sergeant, 4 a sergeant first class, and 5 the two senior enlisted grades. Two more characters can follow for an additional skill identifier, which records a qualification layered on top of the specialty, an airborne or a sniper course among them, and a qualified linguist carries two further characters for the language.
None of that changes the specialty. It records what the soldier is trained to do inside it, which is why two soldiers holding the same three characters can be doing quite different work, and why a reclassification board reads the whole code and not the job title.
What the rest of the full code records
The three characters are the part people quote, but the full classification the Army records for a soldier carries more. The next digit is the skill level, from 1 to 5, and it tracks grade: skill level 1 for privates through specialists, 2 for sergeants, 3 for staff sergeants, and so on up to 5 for the senior noncommissioned grades. The job code stays the same while the skill level rises with promotion.
Further characters can add a special qualification identifier or an additional skill identifier, recording training that sits on top of the specialty, such as a particular system or a qualification like airborne. These are what distinguish two soldiers holding the same job code, and they are often what an assignment manager is looking for.
Questions and answers
What does MOS stand for?
Military Occupational Specialty: the Army’s code for a job. An enlisted code is two digits and a letter: the digits identify the career management field and the letter identifies the specific job inside it. 11B is Infantry, Infantryman; 68W is Medical, Combat Medic Specialist.
Is my MOS decided before I enlist?
It is written into the enlistment contract, so yes, and that is the point at which it is negotiable. What you can be offered depends on your ASVAB line scores, medical qualification, security-clearance eligibility where the field needs one, and which fields the Army currently needs to fill. Once the contract is signed, changing it is possible but not straightforward.
Does the MOS decide how fast I get promoted?
To a surprising degree. Promotion is competition for vacancies inside a specialty rather than across the Army, so an overstrength field advances slowly regardless of individual quality and an understrength one advances quickly. Two soldiers with identical records can reach the same grade years apart in different fields.
Which specialties transfer best to civilian work?
Broadly, the ones whose function exists in the civilian economy (medical, information technology, transportation, engineering, legal), plus finance, public affairs and cyber. Combat arms specialties transfer through leadership and clearance and not through the technical skill itself, which is a real but less direct route.
Can I change MOS later?
Yes, through reclassification, and the Army does it regularly to balance manning. Whether you can is driven by the needs of both fields, your record and your remaining service obligation, not by preference alone. Some fields are entered only by reclassification and are not available at initial enlistment.