Marines Mos List

2 min read 16-07-2025

The United States Marine Corps utilizes a Military Occupational Specialty (MOS) system to categorize the various roles and responsibilities within its ranks. Choosing an MOS is a crucial decision for any Marine, as it dictates their career path, training, and ultimately, their contribution to the Corps. This guide provides a broad overview of the major MOS categories and some examples within each. It's important to note that this is not an exhaustive list, and specific MOS details are subject to change. Always refer to official Marine Corps resources for the most up-to-date information.

Broad MOS Categories

The Marine Corps MOS system is complex, but can be broadly categorized into several key areas:

1. Ground Combat Element (GCE)

This is the core of the Marine Corps, encompassing the infantry and related combat support roles. These MOSs require significant physical fitness and training. Examples include:

0311 Infantry Rifleman: The backbone of any Marine infantry unit, responsible for engaging the enemy in direct combat.
0351 Assaultman: Specializes in close-quarters combat and breaching enemy positions.
0352 Anti-tank Missileman: Operates anti-tank weapons systems to neutralize enemy armored vehicles.

2. Aviation

Marines involved in aviation perform a wide array of roles, from piloting aircraft to maintaining them. This requires specialized technical skills and training. Examples include:

72XX Air Traffic Controller: Manages air traffic within Marine Corps airfields.
68XX Aircraft Mechanic: Responsible for maintaining and repairing aircraft.
73XX Pilot: Operates various aircraft within the Marine Corps.

3. Combat Support

These MOSs provide essential logistical and support functions to the GCE. Examples include:

11XX Military Police: Maintains law and order within Marine Corps installations.
61XX Operations Specialist: Provides administrative and operational support.
80XX Motor Transport: Operates and maintains various motor vehicles.

4. Combat Service Support

This category includes a wider range of support roles vital to sustaining Marine Corps operations. Examples include:

21XX Supply: Responsible for managing and distributing supplies and equipment.
33XX Field Medical: Provides medical care in various settings, from field hospitals to deployed units.
28XX Communication: Maintains and operates communication systems.

5. Law Enforcement and Security

This area focuses on maintaining security and enforcing regulations.

11XX Military Police: Maintains law and order within and outside Marine Corps installations.
85XX Intelligence: Collects, analyzes and disseminates intelligence information.

Choosing Your MOS

Selecting an MOS requires careful consideration of your interests, aptitudes, and physical capabilities. The Marine Corps provides resources and guidance to help recruits make informed decisions. Researching the different MOS options and speaking with recruiters is crucial to ensuring a successful and rewarding career in the Marine Corps. The process involves taking the Armed Services Vocational Aptitude Battery (ASVAB) and considering your individual strengths.

Disclaimer: This information is intended for general informational purposes only and should not be considered exhaustive or definitive. Always consult official Marine Corps documentation for the most current and accurate details on MOSs and career opportunities.