First Sergeant

From Halopedia, the Halo wiki

First Sergeant, abbreviated to 1SGT, is a Enlistment rank of E-8 in the United Nations Space Command Unified Ground Command (UNICOM) rank structure. It is preceded by Gunnery Sergeant, it is equal in grade to the technical career track Master Sergeant, and a subordinate to a Master Gunnery Sergeant and a Sergeant Major.[1]



Assistant battalion commander.[1]

Career track[edit]

First Sergeant is in the command career track and directly leads onto the E-9 rank Sergeant Major.[1]


  1. ^ a b c Halo: Official Spartan Field Manual - PART 8: UNSC ORGANISATION, UNICOM Ranks, page 142-143