Sergeant (UNSC)
From Halopedia, the Halo wiki
Template:Rank Infobox Sergeant is the fifth enlisted rank of the UNSC Marine Corps, and is a non-commissioned officer. It is equal to the rank of Petty Officer Second Class in the UNSC Navy.
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 which carry the title Sergeant:
