The Petty Officer is an enlisted naval rank used by service organizations of several cultures in the Alpha and Beta Quadrants. A Petty officer is senior to a crewman, and is subordinate to a Chief Petty Officer.
|Enlisted ranks||Commissioned ranks||Flag ranks|
|Earth SF||CREW|| PO2
|Starfleet & SFMC|| ENS JG
||LT JG||LT||LT CMDR||CDR|| CDORE
||1ST LT||CAPT||MAJOR||LT COL||COL||BRIG||GEN|