USMC / BRM5
MOS & specialties
Faction role directory · Ground combat · Effective July 12, 2026.
Military Occupational Specialties describe a member’s role. They are separate from rank and merit requirements.
Enlisted ground combat
| MOS code | Specialty | Rank range | Role |
|---|---|---|---|
| 0311 | Rifleman View required kit → | Pvt–Sgt | Core infantry, close-quarters combat, scouting and frontline assault. |
| 0313 | LAR Crewman | Pvt–Sgt | Light Armored Reconnaissance vehicle operation and crew duties. |
| 0331 | Machine Gunner | Pvt–Sgt | Sustained direct fire support for infantry squads. |
| 0341 | Mortarman | Pvt–Sgt | Mortar operation and indirect fire support. |
| 0352 | Antitank Missile Gunner | Pvt–Sgt | Anti-armor weapon operation. |
Reconnaissance & special operations
| MOS code | Specialty | Rank range | Role |
|---|---|---|---|
| 0317 | Scout Sniper | LCpl–GySgt | Precision fire, observation and reconnaissance. |
| 0321 | Reconnaissance Marine | Pvt–MGySgt | Ground and amphibious reconnaissance and surveillance. |
| 0372 | Critical Skills Operator | Cpl–GySgt | MARSOC special operations. |
Infantry leadership
| MOS code | Specialty | Rank range | Role |
|---|---|---|---|
| 0363 / 0367 | LAR Unit Leader | SSgt–GySgt | Leadership and coordination of a Light Armored Reconnaissance element. |
| 0365 | Squad Leader | Cpl–Sgt | Squad leadership, discipline and training records. |
| 0369 | Unit Leader | SSgt–MGySgt | Senior infantry leadership and support-weapon coordination. |
Commissioned combat officers
| MOS code | Specialty | Rank range | Role |
|---|---|---|---|
| 0302 | Infantry Officer | 2ndLt–Gen | Command and readiness of infantry and ground reconnaissance units. |
| 0303 | LAR Officer | 2ndLt–LtCol | Command of Light Armored Reconnaissance elements. |
| 0307 | Ground Recon Officer | 2ndLt–LtCol | Planning and command of ground reconnaissance operations. |
Combat support
| MOS code | Specialty | Rank range | Role |
|---|---|---|---|
| 0811 / 0844 | Field Artillery | Pvt–MGySgt | Artillery operation and fire direction. |
| 1371 | Combat Engineer | Pvt–MGySgt | Engineering, mobility and base support. |
| 1833 / 1834 | Amphibious Crewmembers | Pvt–MGySgt | Amphibious vehicle and transport crew duties. |
| 2146 | Tank Technician | Pvt–MGySgt | Armored vehicle maintenance and technical support. |
| 2336 | EOD Specialist | Pvt–MGySgt | Ordnance identification and disposal responsibilities. |
These entries reflect the faction’s manual. Equipment and duties depend on what is available in BRM5 and on the operation assigned by Command.
