Mutineer
A mutineer was most often an officer who rebelled against the commanding officer of a ship, an act called mutiny. 

Six months after the Battle of the Binary Stars, Commander Ellen Landry called Michael Burnham "Starfleet's first mutineer." ()

List of mutineers 
 Crew of the  against William Bligh
 Crew of the  against Janice Lester as James T. Kirk
 Crew of the  against Erik Pressman
 Michael Burnham against Philippa Georgiou
 Crew of the  against each other

Illegal occupations