https://www.oceangate.com/about/leadership/stockton-rush.html
Stockton Rush, CEO of OceanGate, the company responsible for the operation of the lost sub, was involved in Anti-Satellite Missile testing.
In 1984, Rush joined the McDonnell Douglas Corporation as a Flight Test Engineer on the F-15 program. During this time, he spent two years at Edwards Air Force Base on the APG-63 radar test program and then on the Anti-Satellite Missile Program as the sole full-time representative of McDonnell Douglas.