Military Occupational Specialties

Your Military Occupational Specialy is chosen by your class standing and the needs of the Marine Corps during your final month at The Basic School.

For more information see the MOS Extended Guide.

Adjutant(0102) - Adjutants serve as staff officers . They coordinate administrative matters of internal staff sections and external agencies at the staff level. Adjutants formulate and supervise the execution of command administrative policies, receiving and routing correspondence, handling and safeguarding classified material, preparing responses to special correspondence and establishing and maintaining the command reports forms management programs. Typical duties and tasks of the adjutant include: casualty reporting, decorations, fitness report and awards control, legal matters and postal functions. Due to the diversity of commands throughout the Marine Corps, the duties and tasks performed by the adjutant may overlap those of the personnel officer.

Intelligence(0202) - The intelligence MOS is broken down into four other areas: Ground Intel(0203), Human Intel(0204), Signal Intel(0206), Air Intel(0207)

Infantry(0302) - Infantry officers are the commanders or their assistants in infantry and reconnaissance units in Marine Air-Ground Task Forces (MAGTFs) . They plan, direct and assist in the deployment and tactical employment of MAGTFs and any subordinate infantry and reconnaissance units. Infantry officers are responsible for the discipline, morale, and welfare of their unit's Marines. To fulfill these responsibilities, they evaluate intelligence; estimate the operational situation; and formulate, coordinate, and execute appropriate plans for offensive/defensive maneuver, reconnaissance, fire support, nuclear, and biological chemical defense, directed energy warfare, communications and operational logistics and maintenance.

Logistics(0402) - Logistics officers plan, coordinate, execute and/or supervise the execution of all logistics functions and the six functional areas of combat service support (CSS) : supply, maintenance, transportation, general engineering, health services, and services .

Communications(0602) - Command and control systems officers command, or assist in commanding, a communication unit or element . Supervise and coordinate all aspects of the planning, installation, operation, displacement and maintenance of data, telecommunication, and computer systems

Artillery(0802) -  Field artillery officers command, or assist commanders in directing field artillery units . Directs tactical employment of the field artillery unit in combat, coordinates unit's fire with other artillery units, with mortar, air, and naval surface fire support ships

Combat Engineer(1302) - Engineer officers command or assist in commanding engineer units consisting of Marines in various MOSs whose duties include repair, maintenance, and operation of engineer heavy equipment ; construction, operation, and repair of structures and facilities ; clearing and emplacing obstacles such as minefields ; construction of bridging ; using explosives for construction and demolition projects ; using specialized demolitions for urban breaching; storage and distribution of bulk fuel products ; installation, operation, and maintenance of utility systems .

Armor(1802/1803) -  Tank officers command, or assist in commanding tank units. Provide recommendations to the supported unit commander for the tactical employment of tank units. Assault amphibious vehicle officers command, or assist in commanding, assault amphibian (AA) units, provide recommendations to the supported unit commander for the tactical employment of AA units . They also direct AA units on maneuvers, tactical problems, and in combat . In conjunction with the U.S . Navy units, they control the ship to shore movement of AAVs

Ground Supply(3002) - Ground supply officers supervise and coordinate supply operations and related functions of a supply activity, unit, base, or station, including operating forces and shore station organizations.

Financial Management(3404) -

Public Affairs(4302) - Public affairs officers manage the activities of a public affairs office and are advisors to the commander and staff on public affairs matters, to include public information, community relations and internal information

Judge Advocate(4402) - Judge advocates perform legal service support for Marine, Navy, and Joint commands and organizations . As company grade officers, judge advocates may serve as litigators, investigators, reviewing officers, advisors, and advocates

Military Police(5803) - Military police officers function as supervisors, coordinators, and administrators of law enforcement matters

Aviation Maintenance(6002) - Aircraft maintenance officers (AMOs) supervise and coordinate aircraft maintenance and repair activities

Aviation Supply(6602) - Aviation supply operations officers are responsible for the performance of aviation supply activities within Marine Aviation Logistics Squadrons, Marine Aircraft Wings, Marine Corps Air Stations, and CVs and LHAs.

Aviation Command & Control(7204) - Low altitude air defense officers command or assist in commanding surface-to-air weapons units .

Naval Aviator(7599) - The Marine Corps has a variety of aircraft to include the: AV-8B Harrier, F/A-18 Hornet, EA-6B Prowler, KC-130, CH-46 Sea Knight, CH-53D/E Super Stallion, UH1-N Huey, AH-1W Cobra.

Naval Flight Officer(7580) - NFOs as members of aircraft crews, assist in the employment of the aircraft offensive and defensive weapons