As a Navy test pilot Wilmore participated in all aspects of the initial development of the T-45 jet trainer to include initial carrier landing certification and high angle of attack flight tests. His test tour also included a stint at USNTPS as a systems and fixed wing "Flight Test" instructor. Prior to his selection to NASA, Wilmore was on exchange to the Air Force as a "Flight Test" instructor at the U.S. Air Force Test Pilot School at Edwards Air Force Base, California.