The Rank Structure

Enlisted

E1. C/ Private

E2. C/ Private First Class

E3. C/ Lance Corporal

NCO

E4. C/ Corporal

E5. C/ Sergeant

SNCO

E6. C/ Staff Sergeant

E7. C/ Gunnery Sergeant

E8. C/ Master Sergeant

Officers

O1. C/ 2 Lieutenant

O2. C/ 1 Lieutenant

O3. C/ Captain

O4. C/ Major

05. C/ Lieutenant Colonel

06. C/ Colonel