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United States Marine Corps Enlisted Job Descriptions and Qualification Factors

FIELD 03, INFANTRY

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Marine Corps
Marines/Flickr

Naval oriented expeditionary warriors of final resort providing maximum versatility in chaotic and uncertain conditions of crisis and conflict; trained in core competencies of gunnery on infantry weapons, combat operations, and battlefield awareness; employing a variety of weapons, and through communications links, supporting arms including artillery, naval gunfire, and close air support; sea-based, projecting onto vital littorals in any climate or place, capable of the full spectrum of combat, day or night, against opposing forces with a full spectrum of capabilities, including NBC; using maneuver warfare to locate, close with, and destroy the enemy by fire and maneuver; either on foot or mounted on trucks, assault vehicles, assault craft, or vertical assault aircraft; able to secure and defend self and vital terrain by repelling the enemy's assault by fire, maneuver, and close combat; cultivated in a leadership continuum that develops the basic warrior through experience and coaching into a fully qualified noncommissioned officer and staff noncommissioned officer, a combat leader of Marines who trains and directs the actions of Marines in teams, sections, squads, and platoons, while coordinating with higher and adjacent units and supporting units.

Below are the Marine Corps Enlisted Military Occupation Specialties which are organized under this occupational field:

0311 -- Rifleman

0312 -- Riverine Assault Craft

0313 --LAV Crewman

0314 --Rigid Raiding Craft

0316 --Combat Rubber Reconnaissance Craft

0317 --Scout Sniper

0321 -- Reconnaissance Man

0323 --Reconnaissance Man, Parachute Qualified

0324 --Reconnaissance Man, Combatant Diver Qualified

0326 -- Reconnaissance Man, Parachute and Combatant Diver Qualified

0331 -- Machine Gunner

0341 -- Mortarman

0351 --Infantry Assaultman

0352 --Anti-tank Missileman

0369 --Infantry Unit Leader

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