crew member
person serving in the operation of an aircraft, naval vessel, train, or other vehicle
flight nurse
specialist in rescue/evacuation patient care
bus monitor
occupation
chief cook
seniormost unlicensed crewmember working in the steward's department of a merchant ship
navigator
crew position responsible for navigation of an aircraft, spacecraft or vessel
ship's company
personnel comprising the crew of a naval vessel
tankman
member of the crew of the tank