MOS 0369 is the

United States Marine Corps The United States Marine Corps (USMC), also referred to as the United States Marines or simply the Marines, is the maritime land force service branch of the United States Department of Defense. It is responsible for conducting expeditionar ...

(USMC)

Military Occupational Specialty A United States military occupation code, or a military occupational specialty code (MOS code), is a nine-character code used in the United States Army and United States Marine Corps to identify a specific job. In the United States Air Force, a sy ...

(MOS) for Infantry Unit Leader.

General information

The

infantry Infantry, or infantryman are a type of soldier who specialize in ground combat, typically fighting dismounted. Historically the term was used to describe foot soldiers, i.e. those who march and fight on foot. In modern usage, the term broadl ...

unit leader is a staff

non-commissioned officer A non-commissioned officer (NCO) is an enlisted rank, enlisted leader, petty officer, or in some cases warrant officer, who does not hold a Commission (document), commission. Non-commissioned officers usually earn their position of authority b ...

with the rank of staff sergeant through master gunnery sergeant (specifically excluding first sergeants and sergeants major) who assists commanders and operations officers in the training, deployment and tactical employment of rifle,

reconnaissance In military operations, military reconnaissance () or scouting is the exploration of an area by military forces to obtain information about enemy forces, the terrain, and civil activities in the area of operations. In military jargon, reconnai ...

, direct action, weapons,

Light Armored Reconnaissance The United States Marine Corps Light Armored Reconnaissance Battalions, or LAR Battalions, are fast and mobilized armored terrestrial reconnaissance units that conduct reconnaissance-in-force (RIF) ahead of the battalion landing teams or divis ...

(LAR), and

antitank Anti-tank warfare refers to the military strategies, tactics, and weapon systems designed to counter and destroy enemy armored vehicles, particularly tanks. It originated during World War I following the first deployment of tanks in 1916, and ...

platoon A platoon is a Military organization, military unit typically composed of two to four squads, Section (military unit), sections, or patrols. Platoon organization varies depending on the country and the Military branch, branch, but a platoon can ...

companies A company, abbreviated as co., is a legal entity representing an association of legal people, whether natural, juridical or a mixture of both, with a specific objective. Company members share a common purpose and unite to achieve specifi ...

and infantry, and LAR

battalion A battalion is a military unit, typically consisting of up to one thousand soldiers. A battalion is commanded by a lieutenant colonel and subdivided into several Company (military unit), companies, each typically commanded by a Major (rank), ...

s, and are proficient in all the infantry weapons systems. They are usually career infantry men rising from the ranks of the enlisted infantry MOSs. A sergeant of other Marine MOSs may laterally transfer and be trained as one of the basic 03 Infantry MOSs before promotion to 0369, but they may not laterally move into this MOS as a staff non-commissioned officer. By virtue of their MOS experience, deployments, and longevity, they supervise and coordinate the preparation of personnel, weapons and equipment for movement and combat, the establishment and operation of unit command posts, the fire and movement between tactical units, the fire of supporting arms, and the unit resupply and casualty evacuation effort. As a platoon sergeant in the rifle, surveillance and target acquisition, reconnaissance, direct action, weapons, machine-gun, LAR, and antitank platoons, he advises the platoon commander on all issues of discipline,

morale Morale ( , ) is the capacity of a group's members to maintain belief in an institution or goal, particularly in the face of opposition or hardship. Morale is often referenced by authority figures as a generic value judgment of the willpower, ...

and welfare. He also serves as the section leader for the scout-sniper and various weapons sections and often leads task organized patrols and teams. They are trained and prepared to assume command of the platoon or unit should the need arise. In a rifle company, a staff sergeant with the military occupational specialty of 0369 may serve as a machine gun or mortar section leader in a weapons platoon, or a platoon sergeant for a rifle platoon. In a weapons company, a staff sergeant may serve as a section leader for a Combined Anti-Armor Team, or as a section leader in a heavy machine gun platoon, 81mm mortar platoon or anti-armor platoon. An infantry gunnery sergeant may serve as a weapons platoon sergeant or as the Company Gunnery Sergeant for a rifle company. Additionally, gunnery sergeants are platoon sergeants for the Combined Anti-Armor Team, heavy machinegun platoon, or anti-armor platoon. Master sergeants in this Military Occupational Specialty serve in the weapons company as the Company Operations Chief, or in the battalion operations section (S-3). An infantry master gunnery sergeant serves as the unit Operations Chief for an infantry battalion or higher (regiment, division, etc.)

External links

0369, Infantry Unit Leader
- ''usmilitary.about.com'' United States Marine Corps personnel {{USMC-stub