Line Corps

Infantry Officer

• Leads infantry units in combat and peacetime operations, implementing tactics and ensuring readiness.
• Serves in combat units, training centers, and oversees missions.

Aviation Officer

• Pilots and manages aviation units, conducting air missions including close air support and reconnaissance.
• Serves in aviation squadrons, air stations, and deployed air wings.

Armor Officer

• Commands tank and armored vehicle units, focusing on armored warfare and maneuver tactics.
• Serves in armored battalions, training centers, and operational deployments.

Artillery Officer

• Manages the employment and coordination of artillery units, providing fire support for ground operations.
• Serves in artillery battalions, fire support elements, and combat brigades.

Combat Engineer Officer

• Directs engineering projects and demolition operations, including construction and fortifications.
• Serves in combat engineer battalions, construction units, and operational deployments.

Reconnaissance Officer

• Leads reconnaissance missions and units, providing intelligence and battlefield awareness.
• Serves in reconnaissance battalions, special operations units, and training centers.

Logistics Officer

• Manages logistics and supply chain operations, ensuring material support for Marine missions.
• Serves in logistics battalions, support units, and operational commands.

Restricted Line

Public Affairs Officer

• Manages communication and media relations, ensuring accurate and timely information dissemination.
• Serves in public affairs offices, headquarters, and operational theaters.

Foreign Area Officer

• Provides regional expertise and cultural knowledge to support Marine operations.
• Serves in embassies, regional commands, and international assignments.

Human Resources Officer

• Manages personnel and administrative operations, focusing on career development and workforce planning.
• Serves in personnel offices, headquarters, and fleet support roles.

Staff Corps

Medical Corps Officer (Navy)

• Provides medical care, manages medical units, and oversees health services for Marines.
• Serves in Marine medical units, hospitals, and clinics.

Dental Corps Officer (Navy)

• Delivers dental care and manages dental units, ensuring dental readiness and oral health.
• Serves in dental clinics, Marine units, and field support roles.

Nurse Corps Officer (Navy)

• Provides nursing care, manages nursing units, and oversees patient care services.
• Serves in hospitals, clinics, and Marine medical units.

Medical Service Corps Officer (Navy)

• Manages healthcare administration, logistics, and support services for medical operations.
• Serves in medical logistics units, Marine medical units, and headquarters support roles.

Judge Advocate General (JAG) Officer

• Provides legal services, including military justice, operational law, and legal assistance to Marines.
• Serves in legal offices, Marine commands, and operational theaters.

Chaplain Corps Officer (Navy)

• Provides religious support, counseling, and moral guidance to Marines.
• Serves in chapels, Marine units, and deployed locations.