As a flight engineer, it is your job to monitor an airplaneβs instrument systems during flight. Your main duties are to regulate cabin pressure, communicate with dispatchers, oversee fuel use, and assist the pilot. The career requires aviation experience as well as a flight engineer (FE) license from the Federal Aviation Administration. Most commercial airlines require additional qualifications such as a bachelorβs degree in aviation. You must receive regular training throughout your career to keep your license.