Aircrew are people who do jobs on an aircraft both on the ground and during flight. Crew Chiefs, or Flight Engineers , are on-board airplane mechanics. They often sit in the cockpit for takeoff's and landings.
Some aircrew load the airplanes with cargo, mail, people, or hospital patients.
They keep track of the things being loaded and off loaded. They are known as Loadmasters . Second Loadmasters or Flight Attendants provide safety and comfort for passengers onboard. They are trained in emergency procedures in the event they are necessary, and they assist the other aircrewmen. All are members of the Naval Reserve.