 In 1955 and 1956, he served in Air Development Squadron 3 at Naval Air Station Atlantic City in New Jersey, where he flew developmental and experimental aircraft.During this time, he was trained on jet engine-powered aircraft.Beginning in October 1957, Hudner served in an exchange program with the U.S. Air Force, flying for two years with the 60th Fighter-Interceptor Squadron at Otis Air Force Base in Barnstable County, Massachusetts.