Boeing Global Services (BGS) is currently hiring for a Product Support Engineer (Experienced - Level 3 or Senior - Level 4) to support the C-17 Training Systems team (GTE) team at Altus, AFB, OK. This position involves maintaining, enhancing, and testing mission-critical flight simulator software written primarily in Ada, used to train aircrews for the U.S. Air Force and international partners. The ideal candidate will bring a strong foundation in software engineering principles, real-time system development, and a detail-oriented approach to software testing and verification. You will be part of a high-performance team developing and sustaining full-flight simulators, avionics trainers, and other C-17 aircrew training devices.