Chief of Starfleet Operations

The Chief of Starfleet Operations was a high-ranking position in Starfleet Command, and the occupant was charged with the complete control of all of Starfleet Operations.

In 2270, James T. Kirk was made Chief by Admiral Heihachiro Nogura in the wake of the Rittenhouse Scandal and other difficulties over several years. Kirk remained in the post until 2273, when he regained command of the USS Enterprise during the V'Ger crisis. (TOS novel: The Lost Years and movie: Star Trek: The Motion Picture).

In 2372, the post was occupied by Admiral James Leyton. (DS9 episodes: "Homefront" and "Paradise Lost").