Ensign is a junior Commissioned officer rank of the UNSC Navy. It is the lowest commissioned officer rank, and is equal in rank to Second Lieutenant in the UNSC Marine Corps, UNSC Air Force, and the UNSC Army. It is the entry-level rank for Navy officers.
|UNSC Defense Force commissioned officer ranks|
|Air Force:||2nd Lt||1st Lt||Capt||Maj||Lt Col||Col||Brig Gen||Maj Gen||Lt Gen||Gen||GOAF|