Marine Corps Enlisted Job Descriptions

MOS 1371 -- Combat Engineer

mine detector. gettys

Engineers build, repair, and maintain buildings, roads, and power supplies within the military but as also responsible for using explosives for construction and demolition projects. They also use heavy machinery to clear mine fields.


After successful completion of basic recruit training, Marines slated to become Combat Engineers will complete a specialty course dependent upon their Career Field 13 specialty.

  The Combat Engineer may be assigned to an engineer battalion, an engineer support battalion, or a Marine wing support squadron.  Within the Marine Expeditionary Unit (MEU) the Combat Engineer, equipped with heavy equipment, supports ground forces by removing obstacles, building causeways, constructing bunkers, and other civil engineering roles.  Learning to use explosives for demolition of structures and to clear mines and mine fields are also a major role of the Combat Engineer.

Type of MOS : Primary Military Occupational Specialty (PMOS)

Rank Range: Master Gunnery Sergeant to Private 

Officer USMC Job Description: Combat engineers construct, alter, repair, and maintain buildings and structures; lift and move heavy objects and equipment by setting up, bracing, and utilizing rigging devices and equipment; and perform various duties incidental to the use of demolitions in construction projects and destruction of objects.

Personnel assigned this military occupational specialty (MOS) are taught carpentry and other construction skills as well as demolitions, specialized demolitions for urban breaching and land mine warfare.

Job Requirements

(1) Must possess a composite MM score of 95 or higher on the ASVAB.

MM - Mechanical Maintenance, Construction, Utility and Chemical Maintenance (hazmat) - GS+AS+MK+MC - The MM scores range from 85-105 to qualify for most jobs involving mechanics, construction, utility and hazardous materials.

(2) Complete the Basic Combat Engineer Course, Marine Corps Engineer School, Camp Lejeune, NC.

(3) Non-MOS qualified Reserve Marines unable to attend the regular formal school course may be certified for MOS 1371, as an AMOS-only, by the unit commander upon successful completion of the Alternate Training Instructional Program (ATIP) of the Marine Force Reserves. The ATIP for MOS 1371 Marines is found in Force Order 1535.1 and consists of two phases of Reserve Basic Combat Engineer Course, including a minimum of 6 months MOJT while assigned to a 1371 billet.

(4) Completion of Engineer Operations Chief Course is recommended upon promotion to GySgt.

Related Marine Corps Jobs - all within this Marine Corps Enlisted Military Occupation Specialty

1316 --Metal Worker

1341 --Engineer Equipment Mechanic

1342 --Small Craft Mechanic

1343 --Assault Breacher Vehicle/Joint Assault Bridge (JAB) Mechanic

1345 --Engineer Equipment Operator

1349 --Engineer Equipment Chief

1361 --Engineer Assistant

1372 --Assault Breacher Vehicle

Related Department of Labor Occupation Codes

(1) Carpenter 860.381-022.

(2) Rigger 921.260-010.

The opportunity to participate in a formal apprenticeship program leading to receipt of a Department of Labor Certificate of Apprenticeship Completion may be available in some MOSs within Occupational Career Field 1300; refer to MCO 1550.22 for specific information concerning this program.

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