The Marine Corps is a unique fighting branch that boasts a small number of individuals.
It is full of diverse careers and opportunities that can be beneficial both while serving and as a civilian.
Below you will find a complete Marine Corps MOS list for most of the enlisted careers available, including a brief description of the MOS job responsibilities, and corresponding ASVAB line score.
In addition, we have also linked to more details on some of the more popular Marine MOS’ below the line score.
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Jump To A Marine MOS Field
01 – Personnel and Administration
1. Administrative Specialists (MOS 0111)
What They Do: Perform basic administrative and clerical duties in support of Marine Corps operations. Clerical tasks may include assisting a Marine with their pay, sorting out a promotion, or forwarding on a leave request.
Line Score Required: CL 100
2. Equal Opportunity Advisor (MOS 0147)
What They Do: Provide support and review cases involving equal opportunity, racism, and harassment. Equal opportunity advisors must be at least to the rank of staff sergeant and be willing to have an open mind to be able to review cases without bias.
Line Score Required: CL 100
3. Substance Abuse Control Specialist (MOS 0149)
What They Do: Establish urinalysis testing times for the unit and provide counseling and support for Marines dealing with substance abuse.
Line Score Required: CL 100
4. Postal Clerk (MOS 0161)
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What They Do: Perform work as a postal worker to ensure the proper delivery and sorting of mail to Marines. Sell stamps and other materials to any individual on the base in need of supplies.
Line Score Required: CL 100
02 – Intelligence
5. Counterintelligence Specialist (MOS 0211)
What They Do: Counterintelligence specialists utilize human intelligence techniques to gather and distribute intelligence in support of the Marine Corps. They spend many years training to be specialists in the field to gather intelligence and feed bad intelligence to enemy personnel.
Line Score Required: GT 110 or higher
6. Intelligence Specialist (MOS 0231)
What They Do: Read intelligence reports, prepare reports, distribute information to superiors, and gather intelligence sources to help verify incoming information.
Line Score Required: GT 110 or higher
7. Imagery Analysis Specialist (MOS 0241)
What They Do: Utilize photo observation skills to analyze imagery and determine if there is valuable intelligence that can be presented to superiors. These analysts spend a great period of time looking through similar images to find small nuances of differences.
Line Score Required: GT 110
8. Geospatial Intelligence Specialist (MOS 0261)
What They Do: These specialists utilize geophysical data and querying to develop intelligence reports dealing with geographical locations. They will use special equipment to analyze land and various geographies to determine if there is evidence of intelligence available.
Line Score Required: GT 110
03 – Infantry
9. Infantry Rifleman (MOS 0311)
What They Do: Marine infantry rifleman spend countless hours becoming specialists on various weapons systems, understanding survival techniques, and living in the field for weeks on end. They are the backbone of the Marine Corps and are the image that most people think of when they think of Marines.
Line Score Required: GT 90 or higher
10. Combat Rubber Raiding Craft Coxswain (MOS 0316)
What They Do: Providing amphibious options to the infantry, these Marines will learn how to drive the CRRC, and know how to broach them (flip them over when capsized).
Line Score Required: GT 90 or higher
11. Light Armored Reconnaissance Marine (MOS 0313)
What They Do: Provides driving and 1st echelon repairs for light armored vehicles. LAR crewmen are usually attached to light armored reconnaissance battalions. Additionally, LAR crewmen may be tasked with operating weapons systems onboard any LAV.
Line Score Required: GT 90 or higher
12. Scout Sniper (MOS 0317)
What They Do: Perform reconnaissance and intelligence gathering missions in remote areas with small teams. Scout snipers may be tasked with locating and extinguishing human targets in support of the Marine Corps mission. Additionally, they may be tasked with training other Marines that are in attendance of the scout sniper program.
Line Score Required: GT 100 or higher
13. Reconnaissance Marine (MOS 0321)
What They Do: Marine reconnaissance men are elite warfighters that are training in reconnaissance, intelligence gathering, and unique fighting skills that may be considered unconventional. They are dedicated and hardworking Marines who deploy with a small team to remote areas in support of the mission of the Marine Corps.
Line Score Required: GT 105 or higher
14. Machine Gunner (MOS 0331)
What They Do: As the title implies, Marine machine gunners are specialists in all mounted machine guns in the Marine Corps arsenal. They are experts on the maintenance, maneuvering, mounting, and utilization of Marine Corps heavy machine guns.
Line Score Required: GT 90 or higher
15. Mortarman (MOS 0341)
What They Do: Mortarmen utilize mortars to provide indirect fire support to infantry battalions in the field. Mortarmen may be asked to hike into difficult to reach locations in order to provide the most accurate and readily available mortar fire when called upon.
Line Score Required: GT 90 or higher
16. Infantry Assault Marine (MOS 0351)
What They Do: These Marines use rockets and the Marine Anti-Personnel Obstacle Breaching tool to assist infantry battalions with route clearance, building clearance, and direct rocket fire on enemy positions.
Line Score Required: GT 100 or higher
17. Antitank Missile Gunner (MOS 0352)
What They Do: Antitank missile gunners are usually attached to armor/tank units where they will be the weapons specialists that are in charge of deploying antiarmor/antitank fire towards enemy tanks and vehicles. These Marines specialize in supporting infantry and LAR battalions in need of antiarmor attacks.
Line Score Required: GT 100 or higher
18. Critical Skills Operator (MOS 0372)
What They Do: Critical skills operators are extremely mature Marines who have a long and outstanding track record of being reliable and dependable. They are specialists in multiple weapons systems, engineering and breaching tactics, communications skills, and have extremely thorough knowledge of special forces operations. These Marines are able to work with teams or by themselves in remote and isolated conditions.
Line Score Required: GT 105 or higher
04 – Logistics
19. Maintenance Management Specialist (MOS 0411)
What They Do: Plan, coordinate, and create maintenance schedules for vehicles, equipment, and commodities owned and managed by the Marine Corps. They are responsible for generating a systematic approach for the maintaining of the items within their unit.
Line Score Required: GT 100 or higher
20. Logistics/Embarkation Specialist (MOS 0431)
What They Do: Logistics and embarkation specialists are Marines that are trained in the planning and coordination of deployments, temporary duty assignments, and proper palletizing of Marine Corps equipment. These Marines will spend time in foreign countries, working with locals to ensure that Marines have clear routes for their equipment, have enough space for vehicles to park, and have a space to sleep in while on assignment.
Line Score Required: GT 100 or higher
21. Airborne and Air Delivery Specialist (MOS 0451)
What They Do: Plan, prepare, and assist with the coordination of parachute drops of equipment and personnel. These Marines may assist with repacking of parachutes and the recovery of dropped equipment or personnel.
Line Score Required: GT 100 or higher
22. Landing Support Specialist (MOS 0481)
What They Do: Trained specialists who understand the doctrinal concepts of shipping and landing items in support of Marine Corps operations. These Marines understand everything that is needed to land and transport items on ports, airstrips, or via train cars.
Line Score Required: GT 95 or higher and MM 100 or higher
05 – Marine Air-Ground Task Force (MAGTF) Plans
23. MAGTF Planning Specialist (MOS 0511)
What They Do: These Marines are experts in Marine Corps global force management, force deployment planning and execution, and joint combat capability assessments services. Basically, this means that they understand the steps that are needed to deploy ground forces and equipment within the legal confines of Marine Corps and Congress regulations.
Line Score Required: GT 110 or higher
Related Article – Marine Corps Grooming Standards: Hair, Beard, And Nail Regulations
06 – Communications
24. Basic Communications Marine (MOS 0600)
What They Do: These Marines are experts in installing and maintaining telecommunications involving cable distribution and infrastructure. They utilize various connection points to ensure that communications will run securely and smoothly throughout a small or large area of operation.
Line Score Required: EL 105 or higher
25. Construction Wireman (MOS 0613)
What They Do: These Marines are basically linemen for the Marine Corps. They integrate Marine communication lines into existing host country lines, dig new trenches for installing of telecommunication cables, and use boom trucks to work on power lines and other systems.
Line Score Required: EL 105 or higher
26. Satellite Transmissions System Operator (MOS 0627)
What They Do: Operate, connect, and maintain connections and equipment that manage satellite communications.
Line Score Required: EL 105 or higher
27. Data Systems Administrator (MOS 0671)
What They Do: These Marines support many computer and network operating systems. Also, they will implement system upgrades to ensure that systems are being as secure as possible with the most modern technology.
Line Score Required: GT 105 or higher
08 – Artillery
28. Field Artillery Cannoneer (MOS 0811)
What They Do: Prepare pieces of artillery for movement, deployment, and combat firing while serving within a Field Artillery Battery. These Marines need to inspect and prepare ammunition while also being familiar with terminology associated with using artillery and laying down accurate artillery fire with accuracy and precision.
Line Score Required: GT 90 or higher
29. High Mobility Artillery Rocket System (HIMARS) Operator (MOS 0814)
What They Do: Prepare the HIMARS system for deployment and ensure that it is clean and maintained and ready for use at any time. These systems fire multiple rockets at a time, so it is imperative that they are maintained for the most efficient methods of using them. Also, these Marines will have knowledge on camouflaging the HIMARS system and providing security for it.
Line Score Required: GT 90 or higher
30. Field Artillery Radar Operator (MOS 0842)
What They Do: Disrupt and create countermeasures to enemy artillery radar. Also, these Marines will emplace and monitor radar systems that will be used to assist friendly artillery while also locating and coordinating for the displacement of enemy artillery and enemy radar systems.
Line Score Required: GT 105 or higher
31. Field Artillery Fire Control Marine (MOS 0844)
What They Do: Use and maintain fire control equipment, which may include performing minor repairs. Fire control men coordinate and perform computations for field artillery batteries to ensure the most accurate and precise use of field artillery against enemy positions.
Line Score Required: GT 105 or higher
32. Field Artillery Sensor Support Marine (MOS 0847)
What They Do: Assist in the delivery of accurate and on time firepower by using weather calculations, barometric pressure readings, and calculations to ensure the most accurate and precise use of field artillery against enemy positions and enemy artillery.
Line Score Required: GT 105 or higher
Related Article: Marine Corps Age Limits
11 – Utilities
33. Electrician (MOS 1141)
What They Do: Utilize a basic understanding of electrical pathways to repair and maintain various electrical systems around the Marine Corps. Electrical systems may be in buildings, on generators, or temporary lighting and heating installations for tents or other equipment while deployed.
Line Score Required: EL 90 or higher
34. Engineer Equipment Electrical Systems Technician (MOS 1142)
What They Do: The Marine Corps has some unique equipment that is used for deployments and various duty assignments. This equipment is usually mobile, complicated, and full of different electrical panels that require the expertise of systems technicians to repair and maintain them for the success of the mission.
Line Score Required: MM 105 or higher; EL 100 or higher
35. Refrigeration and Air Conditioning Technician (MOS 1161)
What They Do: These Marines are trained in the upkeep of mobile air conditioning and refrigeration units. This MOS requires a certification from the Environmental Protection Agency in the safe-handling of Hydrochlorofluorocarbons and Chloroflourocarbons, and there is an opportunity for these Marines to get out of the Marine Corps as certified journeymen air conditioning technicians.
Line Score Required: MM 105 or higher
36. Water Support Technician (MOS 1171)
What They Do: Affectionately called “water dogs,” this Marine MOS manages the upkeep and maintenance on various water systems, tanks, valves, and the pH level of water while deployed. If water systems are not functioning properly, have an improper pH level, or are not clean, then Marines could become ill or suffer from dehydration.
Line Score Required: MM 95 or higher
13 – Engineer, Construction, Facilities, and Equipment
Click Here to learn more about the 1300’s field.
37. Metal Worker (MOS 1316)
What They Do: Metal workers are trained on different welding systems available to both the Marine Corps and civilians alike. They are specialists on gauges of metal and what type of welding equipment is needed for different metals.
Line Score Required: MM 95 or higher
38. Engineer Equipment Mechanic (MOS 1341)
What They Do: These Marines are specialists who are trained in diesel engine systems. They primarily focus on how these systems work within heavy construction equipment, such as front-end loaders. A journeymen license is available for these Marines for better job opportunities in the civilian world.
Line Score Required: MM 95 or higher
39. Engineer Equipment Mechanic (MOS 1345)
What They Do: Engineer equipment operators are trained in the operation and basic maintenance of heavy construction equipment. They are experts at multiple pieces of construction equipment and have the opportunity to earn more licenses while serving.
Line Score Required: MM 95 or higher
40. Engineer Assistant (MOS 1361)
What They Do: Plan and assist with an engineer chief on construction plans for bases, temporary helipads, airlines, and anything else that the Marines may be tasked with building and maintaining. These Marines use specialty equipment to make this possible, such as surveying equipment.
Line Score Required: GT 100 or higher
Related Article – Marine Corps PFT Standards
41. Combat Engineer (MOS 1371)
What They Do: Combat engineers train in explosive demolitions and woodworking. They understand how to breach and clear doors, disable basic explosives, and search buildings for booby traps. Additionally, these Marines know how to use woodworking to build structures that can be used for both temporary and long-term use.
Line Score Required: MM 95 or higher
42. Bulk Fuel Specialist (MOS 1391)
What They Do: Bulk fuel specialists manage and clean fuel systems that are used to fuel aircraft, heavy equipment, and Marine Corps trucks. These Marines manage fuel depots all hours of the day to ensure that the fuel is always ready for use whenever needed.
Line Score Required: MM 95 or higher
18 – Tank and Assault Amphibious Vehicle
43. Armor Marine (MOS 1812)
What They Do: Tank crewmen are responsible for all aspects of the M1A1 tank. They understand how to grease, maintain, and prepare M1A1 tanks for deployments and for combat operations.
Line Score Required: GT 90 or higher
44. Assault Amphibious Vehicle Crewmember (MOS 1833)
What They Do: AAV crewmen are trained to do basic echelon 1 maintenance on Assault Amphibious Vehicles. They are experts at manning onboard weapon systems, communications, tactical maneuvers, and using tactical employment methods to assist other Marines in the field.
Line Score Required: GT 90 or higher
21 – Ground Ordnance Maintenance
45. Small Arms Repairer/Technician (MOS 2111)
What They Do: Small arms technicians work in the armory where they maintain and repair small arms weapons, such as handguns, M16s, and M4 rifles.
Line Score Required: MM 95 or higher
46. Towed Artillery Systems Technician (MOS 2131)
What They Do: Towed artillery, the howitzer artillery gun, requires maintenance from experts who are trained in repairing and upkeeping howitzer artillery guns.
Line Score Required: MM 95 or higher
47. Assault Amphibious Vehicle Repairer/Technician (MOS 2141)
What They Do: These Marines perform maintenance on AAV vehicles and weapons that are echelon 2 or 3. Additionally, they keep track of maintenance schedules through the use of administrative forms.
Line Score Required: MM 105 or higher
48. Main Battle Tank Repairer/Technician (MOS 2146)
What They Do: The main tank retriever and armored vehicle coordinate and perform maintenance and repair from the Marines who are specialists in these weapons and components.
Line Score Required: MM 105 or higher
49. Light Armored Vehicle Repairer/Technician (MOS 2147)
What They Do: Perform maintenance and repairs on LAV vehicles and on-board weapons systems.
Line Score Required: MM 105 or higher
Related Article: 13 Pros And Cons Of Joining The Marines
50. Machinist (MOS 2161)
What They Do: Machinists fabricate, repair, and design various accessories and modifications for components of engineering equipment, vehicles, weapons, and whatever else may be needed to assist with the mission of the Marine Corps.
Line Score Required: MM 105 or higher
51. Electro-Optical Ordnance Repairer (MOS 2171)
What They Do: Perform maintenance to ground ordnance equipment. This equipment involves night vision and lasers used in the assistance of directing ground ordnance devices and missile systems.
Line Score Required: MM 105 or higher, EL 115 or higher
23 – Ammunition and Explosive Ordnance Disposal (EOD)
52. Ammunition Technician (MOS 2311)
What They Do: Work with all ammunition, toxic chemicals, and munitions to ensure that it is accounted for, distributed properly, and in good working order.
Line Score Required: GT 100 or higher
53. Explosive Ordnance Disposal, or EOD (MOS 2336)
What They Do: Explosive Ordnance Disposal technicians, or EOD, are responsible for locating, accessing, identifying, rendering safe, neutralizing, and disposing of hazards from CBRN explosives, unexploded explosive ordnance (UXO’s), improvised explosive devices (IED’s), and weapons of mass destruction.
Line Score Required: GT 110 or higher
26 – Signals Intelligence / Ground Electronic Warfare
54. Signals Intelligence/Electronic Warfare Analyst (MOS 2631)
What They Do: These Marines are trained to use specialty electronic equipment to intercept and analyze signals intelligence to determine if there is a threat to the public or if there is intelligence that can be used to benefit the Marine Corps mission.
Line Score Required: GT 110 or higher
55. Intelligence Surveillance Reconnaissance Systems Engineer (MOS 2651)
What They Do: System administrators for special intelligence are responsible for maintaining files and intelligence reports. They specialize in understanding all aspects of intelligence gathering and store files accordingly to ensure they are easy to access.
Line Score Required: GT 110 or higher and EL 110 or higher
56. Middle East Cryptologic Linguist (MOS 2671)
What They Do: Utilize a learned language of Middle Eastern descent to intercept and analyze communications of suspected criminal organizations utilizing the language that was studied. These Marines are responsible for determining if there is any threat in the speech and passing the information along to their superiors.
Line Score Required: GT 105 or higher
57. Asia Pacific Cryptologic Linguist (MOS 2673)
What They Do: Learn a language of Asian descent at the Defense Language Institute that is valuable to the mission of the Marine Corps. Then, attend intelligence gathering schools to learn how to utilize that language to intercept and interpret intelligence from suspected foreign nationals who may be utilizing said language to pass intelligence.
Line Score Required: GT 105 or higher
58. European Cryptologic Linguist (MOS 2674)
What They Do: These Marines require a passing score on the Defense Language Aptitude Battery, or DLAB, of 95 or higher. Additionally, along with all linguists, they must qualify for a top-secret clearance and then attend the Defense Language Institute to study and achieve mastery of a foreign language from European descent. Then, these Marines intercept and interpret intelligence before transcribing it and determining if there is a threat.
Line Score Required: GT 105 or higher
59. Central Asian Cryptologic Linguist (MOS 2676)
What They Do: Upon successful completion of school, these Marines will utilize their language skills to interpret and analyze intelligence from various foreign sources that are using their language of choice.
Line Score Required: GT 105 or higher
28 – Ground Electronics Maintenance
60. Technical Controller (MOS 2821)
What They Do: Technical controllers establish networks for the MAGTF commander to transmit and receive data and communications. These Marines must be skilled in understanding circuits and various network components to ensure that there are always lines accessible for communication.
Line Score Required: EL 115 or higher
Related Article: 10 Best Marine Corps Jobs For Civilian Life
61. Digital Wideband Repairer (MOS 2831)
What They Do: Establish and maintain digital wideband networks for communications with satellite links and troposcatter.
Line Score Required: EL 115 or higher
62. Ground Radio Repairer (MOS 2841)
What They Do: Ground radios are used in communicating via radio linkage in different scenarios. Establishing this network requires experts who understand the way radio circuitry works and are able to maintain the network for adequate communication for the remainder of the mission.
Line Score Required: EL 115 or higher
63. Telephone Systems/Personal Computer Repairer (MOS 2847)
What They Do: Repair and maintain equipment that is used to establish communication networks utilizing common telephone and computer lines. This includes the Marine Corps Common Hardware Suite which is a normally used data transmission system.
Line Score Required: EL 115 or higher
64. Calibration Technician (MOS 2871)
What They Do: Calibrate and maintain equipment that utilize high density, low complexity test measurement and diagnostic equipment.
Line Score Required: EL 115 or higher
65. Artillery Electronic Technicians (MOS 2887)
What They Do: Artillery electronic technicians are trained to repair and maintain equipment that is utilized in precision artillery strikes and radar. This includes equipment that is used as counter artillery radar and meteorological systems.
Line Score Required: EL 115 or higher
30 – Supply Administration and Operations
66. Supply Administration and Operations Specialist (MOS 3043)
What They Do: These Marines are experts at maintaining supply warehouses. They specialize in tracking, ordering, and processing Marine Corps equipment that is distributed to Marines within a unit.
Line Score Required: CL 105 or higher
67. Warehouse Clerk (MOS 3051)
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What They Do: Work with supply administrators to coordinate the receiving and distribution of Marine Corps supplies. Also, these Marines work diligently to organize warehouses to make the process of receiving and shipping supplies as seamless as possible.
Line Score Required: CL 95 or higher
68. Packaging Specialists (MOS 3052)
What They Do: Train to be experts at packaging supplies and boxes and materials that are to be shipped or distributed to various units.
Line Score Required: CL 90 or higher
31 – Distribution Management
69. Distribution Management Specialists (MOS 3112)
What They Do: As experts in understanding all modes of transportation, these marines study federal and civilian transportation guidelines to utilize any means of transportation necessary for the transport of marines, civilians, and various goods when needed.
Line Score Required: GT 90 or higher
33 – Food Service
70. Food Service Specialists (MOS 3381)
What They Do: Prepare food for marines in garrison and in the field. For field deployments, these specialists may assist with planning how much food is needed to feed the marines that will be working and living in the field at that time.
Line Score Required: GT 90 or higher
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34 – Financial Management
71. Finance Technician (MOS 3432)
What They Do: Finance technicians specialize in master pay accounts, field/travel vouchers, and other official travel payment transactions. They assist marines with getting approved for vouchers or getting reimbursed following a travel expense.
Line Score Required: CL 105 or higher
72. Financial Management Resource Analyst (MOS 3451)
What They Do: These experts understand everything there is to know about Marine Corps financial management systems. They assist with the budgeting of finances and generate spending forecasts for future quarters.
Line Score Required: GT 110 or higher
35 – Motor Transport
73. Automotive Maintenance Technician (MOS 3521)
What They Do: Service, inspects, and maintains motor transport equipment.
Line Score Required: MM 95 or higher
74. Motor Vehicle Operator (MOS 3531)
What They Do: Motor vehicle operators complete motor transportation school to learn how to drive a variety of Marine Corps vehicles.
Line Score Required: MM 85 or higher
43 – Public Affairs
75. Combat Correspondent (4531)
What They Do: Gather Marine Corps news and stories to generate news stories that will be distributed via writings or through television broadcasts. These marines may conduct interviews or perform some minor investigative work to gather the most information for a news story.
Line Score Required: GT 110 or higher and VE 45 or higher
44 – Legal Services
76. Legal Support Specialist (MOS 4421)
What They Do: Legal support specialists assist military officers who have studied and understand law and are licensed attorneys. These specialists must understand various military laws and proceedings to best help marines and civilian counterparts.
Line Score Required: GT 105; CL 110
46 – Combat Camera
77. Combat Camera Production Specialist (MOS 4512)
What They Do: These specialists must be very creative and have the ability to generate an idea and then put it into action. They tend to be very artistic and know how to use various media platforms to create the idea or frame a picture.
Line Score Required: GT 110 or higher and VE 45 or higher
78. Combat Photographer (MOS 4541)
What They Do: Combat photographers use various camera equipment and types of cameras to photograph people, places, and various deployments with the intent of acting as the civil affairs/historical intelligence gatherer.
Line Score Required: GT 110 or higher and VE 45 or higher
79. Combat Videographer (MOS 4571)
What They Do: Use various video recording equipment to capture videos that are pertinent to the mission of the Marine Corps, intelligence gathering, and utilize software to assist with clearing up images and videos that have been used to record and gather videos that are useful to the Marine Corps.
Line Score Required: GT 110 or higher and VE 45 or higher
57 – Chemical, Biological, Radiological, and Nuclear (CBRN) Defense
80. Chemical, Biological, Radiological, and Nuclear (CBRN) Defense Specialist (MOS 5711)
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What They Do: Ensure that their unit is always trained and prepared to handle defense against any type of CBRN attack that may occur in their area. This includes issuing and inspecting gas masks and related equipment, as well as training and preparing marines on how to use them.
Line Score Required: GT 110 or higher
Related Article: 7 Benefits Of Joining The Marine Corps
58 – Military Police and Corrections
81. Military Police (MOS 5811)
What They Do: Military police function in a similar capacity to police officers in the civilian world. They keep order while in garrison and assist with patrols and security while deployed. The MP role also includes dog handler, which is MOS 5812.
Line Score Required: GT 100 or higher
82. Correctional Specialists (MOS 5831)
What They Do: Correctional specialists could also be known as prison security guards. They monitor and regulate inmates within the confines of a prison to ensure order is kept and that all prisoners are safe.
Line Score Required: GT 100 or higher
59 – Electronics Maintenance
83. Aviation Communication Systems Technician (MOS 5939)
What They Do: Install, test, and maintain communication equipment that is used in aviation transportation and technology.
Line Score Required: EL 115 or higher
84. Aviation Radar Repairer (MOS 5948)
What They Do: These marines install, repair, and maintain the Marine Air Command Control Systems that are used for the monitoring and directing of Marine Corps aircraft.
Line Score Required: EL 115 or higher
85. Aviation Meteorological Equipment Technician (MOS 5951)
What They Do: Repair, install, and maintain weather monitoring systems that are used in the prediction and guidance of marine aircraft based on upcoming weather data.
Line Score Required: EL 110 or higher
86. Air Traffic Control Navigational Aids Technician (MOS 5952)
What They Do: Locate and repair faults in the air traffic control systems that are being used in the safe navigation, landing, and takeoff of Marine Corps aircraft. These marines may assist with the installation and analysis of air traffic control systems.
Line Score Required: EL 110 or higher
87. Air Traffic Control Radar Technician (MOS 5953)
Line Score Required: Analyze, repair, and install radar equipment that is precise and used in the safe landing, navigation, and takeoff of Marine Corps aircraft.
Line Score Required: EL 110 or higher
88. Air Traffic Control Communications Technician (MOS 5954)
What They Do: Inspect equipment for faults and repair the communications systems as needed to ensure that air traffic controllers can adequately communicate with pilots for the safe landing, takeoff, and navigation of aircraft.
Line Score Required: EL 110 or higher
89. Tactical Data Systems Technician (MOS 5974)
What They Do: These marines are experts on the data, hardware, and software of the Marine Air Command and Control Systems. They install, manage, repair, and monitor all facets of this system to keep it functioning properly.
Line Score Required: EL 115 or higher
90. Tactical Air Operations/Air Defense Systems Technician (MOS 5979)
What They Do: Install, align, test, and inspect systems used for tactical air operations. These may include fiber optic cables, system software, and electronic assemblies and subassemblies.
Line Score Required: EL 115 or higher
60 – Aircraft Maintenance / Mechanic
91. Aircraft Maintenance Administration Specialist (MOS 6046)
What They Do: Keep records of flight logs, maintenance records, and Marine Corps directives to ensure that all flights are tracked, and all aircraft are regularly maintained.
Line Score Required: CL 100 or higher
92. Flight Equipment Technician (MOS 6048)
What They Do: Inspect flight survival equipment that may be required in the event of an emergency ejection by crews or pilots.
Line Score Required: MM 105 or higher
93. Aircraft Intermediate Level Hydraulic/Pneumatic Mechanic (MOS 6062)
What They Do: Inspect and repair aircraft intermediate level hydraulic/pneumatic equipment.
Line Score Required: MM 105 or higher
Related Article: Marine Corps Ranks And Pay
94. Aircraft Maintenance Support Equipment Hydraulic/Pneumatic/Structures Mechanic (MOS 6062)
What They Do: These marines are responsible for maintaining, inspecting, and repairing support equipment on aircraft. They work on any components that are hydraulic, pneumatic, or similar structures that are used for aircraft support.
Line Score Required: MM 105 or higher
95. Aircraft Maintenance Support Equipment Electrician/Refrigeration Technician (MOS 6073)
What They Do: Specialize in aircraft air conditioning components as well as electrical systems that need worked on.
Line Score Required: MM 105 or higher
96. Cryogenics Equipment Operator (MOS 6074)
What They Do: Attend formal training to learn how to work on and manage equipment that utilize liquid oxygen/nitrogen, LOX tanks, and various vacuum pumps used for the proper care of aircraft.
Line Score Required: MM 105 or higher
97. Aircraft Intermediate Level Structures Mechanic (MOS 6092)
What They Do: Inspect, maintain, and repair systems that are part of the intermediate structure level.
Line Score Required: MM 105 or higher
61 – Helicopter Maintenance / Mechanic
98. Helicopter/Tiltrotor Mechanic-Trainee (MOS 6111)
What They Do: Train with supervisors/senior marines to learn a helicopter/tiltrotor mechanic position.
Line Score Required: MM 105 or higher
99. Helicopter/Tiltrotor Mechanic MOS’ (MOS 61XX)
- CH-46 Helicopter Mechanic (6112)
- CH-53 Helicopter Mechanic (6113)
- UH/AH-1 Helicopter Mechanic (6114)
- MV-22 Tiltrotor Mechanic (6116)
What They Do: Helicopter/tiltrotor mechanics are trained for to repair and maintain systems and components associated with helicopter blades, motors, hydraulics, and landing support gear. Additionally, they understand flight line operations and follow guidelines to ensure safe working practices while working on aircraft.
Line Score Required: MM 105 or higher
100. Helicopter Power Plants Mechanic (MOS 61XX)
- T-58 Helicopter Power Plants Mechanic (6122)
- T-400/T-700 Helicopter Power Plants Mechanic (6124)
What They Do: Upkeep, maintain, and adjust components of helicopter power plants and power plant systems.
Line Score Required: MM 105 or higher
101. Helicopter/Tiltrotor Dynamic Components Mechanic (MOS 6132)
What They Do: Inspect, maintain, and repair all dynamic components in helicopters and tiltrotor aircraft.
Line Score Required: MM 105 or higher
102. Helicopter Airframe Mechanics (MOS 61XX)
- CH-46 Helicopter Airframe Mechanic (6152)
- CH-53 Helicopter Airframe Mechanic (6153)
- UH/AH-1 Helicopter Airframe Mechanic (6154)
- MV-22 Tiltrotor Airframe Mechanic (6156)
What They Do: These mechanics inspect, repair, and maintain all aspects of helicopter/tiltrotor airframes.
Line Score Required: MM 105 or higher
103. Helicopter Crew Chief (MOS 61XX)
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- CH-46 Helicopter Crew Chief (6172)
- CH-53 Helicopter Crew Chief (6173)
- UH/AH-1 Helicopter Crew Chief (6174)
- MV-22 Tiltrotor Crew Chief (6176)
What They Do: Crew chief are in charge of preparing aircraft for landing and take-off, ensuring that all maintenance is up to date, ensuring that the interior is in good working order and safe for passengers, manning weapon systems aboard the aircraft, and assisting pilots with whatever is asked of them.
Line Score Required: MM 105 or higher
62 – Fixed Wing Aircraft Maintenance / Mechanic
104. Fixed-Wing Aircraft Mechanics (MOS 62XX)
- EA-6 Fixed-Wing Aircraft Mechanic (6213)
- KC-130 Fixed-Wing Aircraft Mechanic (6216)
- F/A-18 Fixed-Wing Aircraft Mechanic (6217)
- F-35B Fixed-Wing Aircraft Mechanic (6218)
What They Do: Fixed-wing mechanics work on, inspect, and maintain various airplanes utilized by the United States Marine Corps.
Line Score Required: MM 105
105. Fixed-Wing Aircraft Power Plants Mechanics (MOS 62XX)
- F-402 Fixed-Wing Aircraft Power Plant Mechanic (6222)
- J-52 Fixed-Wing Aircraft Power Plant Mechanic (6223)
- T-56 Fixed-Wing Aircraft Power Plant Mechanic (6226)
- F-404 Fixed-Wing Aircraft Power Plant Mechanic (6227)
What They Do: Maintain, inspect, and repair all components of an aircraft power plant. Each MOS designates a specific system for which marines will be trained on.
Line Score Required: MM 105 or higher
106. Fixed-Wing Aircraft Airframe Mechanics (MOS 62XX)
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- AV-8/TAV-8 Fixed-Wing Aircraft Airframe Mechanic (6252)
- EA-6 Fixed-Wing Aircraft Airframe Mechanic (6253)
- KC-130 Fixed-Wing Aircraft Airframe Mechanic (6256)
- F/A-18 Fixed-Wing Aircraft Airframe Mechanic (6257)
- F-35B Fixed-Wing Aircraft Airframe Mechanic (6258)
What They Do: Marines in these MOS’ are trained to repair, inspect, and maintain airframe components on specific fixed-wing aircraft.
Line Score Required: MM 105 or higher
107. Fixed-Wing Aircraft Crew Master KC-130 (MOS 6276)
What They Do: Crew masters are instrumental in the operation and functioning of KC-130 aircraft. They assist with pre and post flight checks, ensure that the airplane is ready for passengers, man onboard weapon systems, and work alongside pilots to ensure all fundamental tasks are completed prior to any flights with their specific aircraft.
Line Score Required: MM 105 or higher; GT 110 or higher
108. Fixed-Wing Aircraft Safety Equipment Mechanic (MOS 62XX)
- AV-8/TAV-8 Fixed-Wing Aircraft Safety Equipment Mechanic (6282)
- EA-6 Fixed-Wing Aircraft Safety Equipment Mechanic (6283)
- KC-130/V-22 Fixed-Wing Aircraft Safety Equipment Mechanic (6286)
- F/A-18 Fixed-Wing Aircraft Safety Equipment Mechanic (6287)
- F-35B Fixed-Wing Aircraft Safety Equipment Mechanic (6288)
What They Do: Inspect, maintain, and repair the safety equipment aboard fixed-wing aircraft used by the Marine Corps.
Line Score Required: MM 105 or higher
63 – Avionics / Electrical Systems
109. Aircraft Communications/Navigations/Radar Systems Technicians (MOS 63XX)
- EA-6 Aircraft Communications/Navigations/Radar Systems Technician (6313)
- KC-130 Aircraft Communications/Navigations Systems Technician (6316)
- F/A-18 Aircraft Communications/Navigations/Radar Systems Technician (6317)
What They Do: Inspect, install, maintain, repair, and test all main and ancillary components related to communications, navigation, electrical, and radar equipment aboard the various aircrafts. This also includes Deceptive Electronic Countermeasures.
Line Score Required: EL 105 or higher
Related Article – ASVAB Scores for Coast Guard jobs
110. Avionics/Maintenance Technician, Unmanned Aircraft Systems (UAS) (MOS 6314)
What They Do: Install, repair, inspect, and maintain main and ancillary components related to unmanned aircraft systems.
Line Score Required: EL 105 or higher
111. Aircraft Avionics/Electrical Systems Technicians (MOS 63XX)
- CH-46 Aircraft Avionics Technician (6322)
- CH-53 Aircraft Avionics Technician (6323)
- U/AH-1 Aircraft Avionics Technician (6324)
- V-22 Aircraft Avionics Technician (6326)AV-8B Aircraft Avionics Technician (6332)
- EA-6 Aircraft Electrical Systems Technician (6333)
- KC-130 Aircraft Electrical Systems Technician (6336)
- F/A-18 Aircraft Electrical Systems Technician (6337)
- F-35B Aircraft Avionics Technician (6338)
- V-22 Aircraft Avionics Technician (6326)
What They Do: Install, maintain, repair, and inspect electrical systems aboard various helicopters, fixed-wing, and tiltrotor aircraft. This also includes ancillary equipment
Line Score Required: EL 105 or higher
112. Aircraft Electronic Countermeasure Systems Technician, EA-6B (MOS 6386)
What They Do: These marines are responsible for the maintenance, repair, installation, and testing of electronic countermeasure systems aboard the EA-6B aircraft
Line Score Required: EL 105 or higher
65 – Aviation Ordnance
113. Aircraft Ordnance Technician (MOS 6531)
What They Do: Inspect, maintain, and repair weapons systems aboard various aircrafts. Ordnance technicians arm and disarm weapons used for military operations
Line Score Required: GT 105 or higher
114. Aviation Ordnance Systems Technician (MOS 6541)
What They Do: These technicians are responsible for the entire ordnance system which includes the stowage, testing, repairs, arming, disarming, and accountability of armament equipment and armament handling equipment. Air launched missiles and conventional munitions are also tested by marines in this MOS.
Line Score Required: GT 105 or higher
66 – Aviation Logistics
115. Aviation Supply Specialist (MOS 6672)
What They Do: Ensure squadrons have all necessary supplies needed for the smooth and flawless operation of aircraft, pilots, fueling, and various flightline procedures on a daily basis
Line Score Required: CL 100 or higher
116. Aviation Logistics Information Management System Specialist (MOS 6694)
What They Do: Establish and maintain various networks for the proper functionality of the ALIMS system. Networks include local area networks, fiber optic cables, and wide area networks.
Line Score Required: EL 115 or higher and GT 110 or higher
Related Article – ASVAB Scores for Army Jobs
68 – Meteorology and Oceanography
117. METOC Analyst Forecaster (MOS 6842)
What They Do: Analyze meteorological data prior to assimilating and disseminating that data out to various units who need to understand how upcoming weather patterns may affect day to day operations.
Line Score Required: GT 105 or higher
70 – Airfield Services
118. Expeditionary Airfield Systems Technician (MOS 7011)
What They Do: These technicians are responsible for installing, maintaining, repairing, and inspecting landing arrest gear and various Expeditionary Airfield Equipment that deals with the safe landing and take-off of aircraft.
Line Score Required: MM 95 or higher
119. Aviation Operations Specialist (MOS 7041)
What They Do: Ensure that flightlines, squadrons, and various aircraft support MOS’ are all prepared and functioning properly. These specialists manage files, flight logs, and other aspects of a normal flightline to keep everything running on a normal schedule.
Line Score Required: CL 100 or higher
120. Aircraft Rescue and Firefighting Specialist (MOS 7051)
What They Do: Perform basic and advanced firefighting and rescue tactics in support of flightlines and aircrafts. These marines understand how to utilize special tactics and equipment to ensure the safe recovery and extinguish fires of downed aircraft.
Line Score Required: MM 95 or higher
Related Article – ASVAB Scores for Navy Jobs
72 – Air Control/Air Support/Anti-air Warfare/Air Traffic Control
121. Low Altitude Air Defense (LADD) Gunner (MOS 7212)
What They Do: Responsible for preparing and using weapons systems in support of MAGTF air defense. These may include surface-to-air missiles or other LADD weaponry to protect flightlines and nearby personnel.
Line Score Required: GT 90 or higher
122. Tactical Air Defense Controller (MOS 7236)
What They Do: Analyze and implement fire control procedures to provide the most accurate deployment of missiles and fire support systems against enemy positions. These marines will utilize communication tactics and be excellent at map navigation to ensure that direct fire is most accurate.
Line Score Required: GT 105 or higher
123. Air Support Operations Operator (MOS 7242)
What They Do: Utilize electronic equipment and electronic countermeasures for the most accurate placement of air support against enemy positions
Line Score Required: GT 100 or higher
124. Air Traffic Controller (MOS 7257)
What They Do: Provide routine guidance for aircraft and vehicles operating in an airport control zone or expeditionary airfield. The purpose of which is to ensure that all vehicles and aircraft maneuver safely and without risk of collision with one another
Line Score Required: GT 110 or higher
73 – Navigation Officer/Enlisted Flight Crews
125. Unmanned Aircraft System Operator (MOS 7314)
What They Do: Utilize onboard controls to direct UAS to remote areas for whatever mission the Marine Corps tasks the operator to do. Operators plan and execute missions that are in support of MAGTF.
Line Score Required: GT 110 or higher
Related Article – ASVAB Scores for Air Force jobs
Conclusion
So there you have it, most of the Marine Corps jobs currently available in 2023.
OMK will be updating this list every few months, adding new ones and taking ones off that end up merging with other jobs, or are even removed completely.
If you’ve been thinking about joining any of the other military branches, you might want to check out our jobs list for each branch below:
- 5 Best Jobs for Female Marines - June 20, 2024
- 10 Best Marine Corps Recruiting Videos of All Time - June 20, 2024
- Marine Corps Requirements - June 20, 2024
