Air pilots fly aircraft, including helicopters.
A. Flight engineers monitor aircraft functions and may assist in flying aircraft.
B. Flying instructors teach flying techniques and ground school subjects to student pilots, and train licensed pilots for additional certification.
C. Air traffic controllers manage the flow of air traffic in the air and on the ground. They specialize in one of two areas: controlling aircraft during the enroute portion of their flight or directing departing, landing and taxiing aircraft at an airport.
D. Flight dispatchers authorize flights over assigned routes.
E. Deck officers operate ships and other vessels and supervise deck crew activities.
F. Engineer officers operate and maintain vessels' main engines/equipment and supervise engine room crew activities.