The Department of Defense, specifically the Department of the Air Force, is seeking proposals for the procurement of an unclassified dual-purpose flight and aerospace physiology training simulator for the F-35 aircraft. The simulator must accurately replicate F-35 flight dynamics and include a functional cockpit, high-fidelity visual systems with mixed reality, and robust software for various training devices, including hypoxia familiarization tools. This procurement is critical for enhancing pilot preparedness and safety in operating the F-35, with a focus on advanced, immersive training solutions that meet stringent military specifications. Interested small businesses should note that the formal solicitation will be posted within 7 days of this presolicitation notice, and they can contact 2d Lt Jalen Johnson at jalen.johnson.17@us.af.mil or Sara E. Lackey at sara.lackey.2@us.af.mil for further information.