[1] Sergeant Affiliation UNSC Marine Corps and UNSC Army Higher Rank Staff Sergeant Lower Rank Corporal Command A squad of about 12 (Marines) A team of about four (Army) Known Sergeants John Forge Joseph M. Poteet Alasdair R. Schicker Corly Parker Laura "Smokes" Tanner Howser Twyker

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Sergeant is the fifth enlisted rank (E-5) of the UNSC Marine Corps and the UNSC Army, and is a non-commissioned officer. It is equal to the rank of Petty Officer Second Class in the UNSC Navy and Staff Sergeant in the Air Force. Sergeants in the Army lead may lead fireteams of around 4 soldiers, while Marine Sgts. typically lead squads of about 12 Marines.

While Sergeant is a rank of its own, the title "Sergeant" is often used to refer to any of the enlisted ranks of the UNSC Marine Corps or Army which carry the title Sergeant:

• UNSC Marine Corps

1. Sergeant Major of the Marine Corps
2. Sergeant Major
3. Master Gunnery Sergeant
4. First Sergeant
5. Master Sergeant
6. Gunnery Sergeant
7. Staff Sergeant
8. Sergeant

• UNSC Army

1. Sergeant Major of the Army
2. Command Sergeant Major
3. Sergeant Major
4. First Sergeant
5. Master Sergeant
6. Sergeant First Class
7. Staff Sergeant
8. Sergeant

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