Senior Chief Petty Officer

Senior Chief Petty Officer, abbreviated to SCPO, is a enlisted rank in the United Nations Space Command Naval Command (NAVCOM) rank structure; including the UNSC Navy and Office of Naval Intelligence. It is preceded by Chief Petty Officer, and subordinate to a Master Chief Petty Officer.^[1]

Overview[edit]

Senior Chief Petty Officers are given oversight of ship enlisted personnel.^[1]

If Duration start or Duration end has "Before/During/After" in it, dates are based on when a character is seen with that rank.

Name	Duration start	Duration end	Rank status	Notes
Frederic-104^[2]	Before/During August 30, 2552^[2]	November 3, 2552^[3]	Field commission to Lieutenant Junior Grade by Lieutenant Commander Kurt Ambrose^[3]	N/A
Franklin Mendez^[4]	Before/During December 27, 2531^[4]	Before March 29, 2554^[5]	Retired^[5]	N/A
Jerome-092	Before March 28, 2559	During March 2559	Promoted to the acting rank of Commander by Captain James Cutter	N/A
Douglas-042	Before March 28, 2559	N/A	N/A	N/A
Alice-130	Before March 28, 2559	N/A	N/A	N/A

^ ^a ^b Halo: Official Spartan Field Manual - PART 8: UNSC ORGANISATION, NAVCOM Ranks, page 140-141
^ ^a ^b Halo: First Strike, chapter 3
^ ^a ^b Halo: Ghosts of Onyx, chapter 39
^ ^a ^b Halo: Ghosts of Onyx, chapter 6
^ ^a ^b Halo: Fractures - Lessons Learned