Main Page | See live article | Alphabetical index A Flight Engineer is a cockpit crewmember of an aircraft and is usually third in command of that aircraft. His or her responsibilty is the technical operation of the aircraft and includes everything from fuel management to control of cabin temperature. The flight engineer monitors all electro-mechanical systems of the aircraft and insures that all systems are operating normally. Today, redundant computer systems have replaced the flight engineer and have brought the cost of operating and aircraft down considerably. This article is from Wikipedia. All text is available under the terms of the GNU Free Documentation License.