Top 5 Infantry Mos In The Marines

The United States Marine Corps is renowned for its elite infantry forces, which are the backbone of the organization. As a member of the Marine Corps, choosing the right Military Occupational Specialty (MOS) can be a crucial decision that shapes your career and future opportunities. In this article, we will explore the top 5 infantry MOS in the Marines, highlighting their roles, responsibilities, and requirements.

Overview of Marine Corps Infantry

The Marine Corps infantry is composed of various MOS that specialize in ground combat operations. These MOS are responsible for conducting reconnaissance, patrolling, and engaging enemy forces in a variety of environments. Marine infantrymen are known for their exceptional physical fitness, combat skills, and adaptability.

1. 0311 - Rifleman

The Rifleman (MOS 0311) is the most common infantry MOS in the Marine Corps. As a Rifleman, you will be responsible for conducting ground combat operations, including patrolling, reconnaissance, and engaging enemy forces. Your primary duties will include:

• Conducting reconnaissance and surveillance
• Engaging enemy forces with rifles, machine guns, and other infantry weapons
• Participating in combat operations, including patrols and ambushes
• Maintaining and operating infantry equipment and vehicles

Requirements for MOS 0311 include:

• Completing the Infantry Training Battalion (ITB) course
• Passing the Physical Fitness Test (PFT) and Combat Fitness Test (CFT)
• Meeting the minimum qualifications for the Marine Corps Infantry

2. 0331 - Machine Gunner

The Machine Gunner (MOS 0331) is a critical component of the Marine Corps infantry, providing suppressive fire and supporting infantry operations. As a Machine Gunner, your primary duties will include:

• Operating and maintaining machine guns, including the M240 and M2.50-caliber machine guns
• Providing suppressive fire to support infantry operations
• Conducting reconnaissance and surveillance to identify enemy positions
• Participating in combat operations, including patrols and ambushes

Requirements for MOS 0331 include:

• Completing the Infantry Training Battalion (ITB) course
• Passing the Physical Fitness Test (PFT) and Combat Fitness Test (CFT)
• Meeting the minimum qualifications for the Marine Corps Infantry

3. 0341 - Mortarman

The Mortarman (MOS 0341) provides indirect fire support to infantry operations, using mortars to attack enemy positions. As a Mortarman, your primary duties will include:

• Operating and maintaining mortars, including the M224 and M252 mortars
• Providing indirect fire support to infantry operations
• Conducting reconnaissance and surveillance to identify enemy positions
• Participating in combat operations, including patrols and ambushes

Requirements for MOS 0341 include:

• Completing the Infantry Training Battalion (ITB) course
• Passing the Physical Fitness Test (PFT) and Combat Fitness Test (CFT)
• Meeting the minimum qualifications for the Marine Corps Infantry

4. 0351 - Infantry Assaultman

The Infantry Assaultman (MOS 0351) is a critical component of the Marine Corps infantry, providing explosive breaching and demolition capabilities. As an Infantry Assaultman, your primary duties will include:

• Operating and maintaining explosive breaching and demolition equipment
• Conducting explosive breaching and demolition operations
• Providing support to infantry operations, including patrols and ambushes
• Participating in combat operations, including urban warfare and close quarters combat

Requirements for MOS 0351 include:

• Completing the Infantry Training Battalion (ITB) course
• Passing the Physical Fitness Test (PFT) and Combat Fitness Test (CFT)
• Meeting the minimum qualifications for the Marine Corps Infantry

5. 0369 - Infantry Unit Leader

The Infantry Unit Leader (MOS 0369) is a senior leadership position in the Marine Corps infantry, responsible for leading and commanding infantry units. As an Infantry Unit Leader, your primary duties will include:

• Leading and commanding infantry units, including platoons and squads
• Providing tactical guidance and oversight to junior Marines
• Conducting combat operations, including patrols and ambushes
• Coordinating with other units and commanders to achieve mission objectives

Requirements for MOS 0369 include:

• Completing the Infantry Training Battalion (ITB) course
• Passing the Physical Fitness Test (PFT) and Combat Fitness Test (CFT)
• Meeting the minimum qualifications for the Marine Corps Infantry
• Completing the Infantry Unit Leader course

Conclusion

Choosing the right infantry MOS in the Marines can be a challenging decision, but understanding the roles and responsibilities of each MOS can help you make an informed decision. Whether you're interested in becoming a Rifleman, Machine Gunner, Mortarman, Infantry Assaultman, or Infantry Unit Leader, each MOS offers a unique and challenging opportunity to serve in the Marine Corps infantry.

If you're considering a career in the Marine Corps infantry, we encourage you to research each MOS thoroughly and speak with a recruiter to determine which MOS is right for you.

Marine Corps Infantry Image Gallery

What is the most common infantry MOS in the Marine Corps?

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The most common infantry MOS in the Marine Corps is Rifleman (MOS 0311).

What is the role of a Machine Gunner in the Marine Corps infantry?

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A Machine Gunner provides suppressive fire to support infantry operations, using machine guns such as the M240 and M2.50-caliber machine guns.

What is the minimum qualification for the Marine Corps Infantry?

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The minimum qualification for the Marine Corps Infantry includes completing the Infantry Training Battalion (ITB) course, passing the Physical Fitness Test (PFT) and Combat Fitness Test (CFT), and meeting the minimum qualifications for the Marine Corps Infantry.