Selected by NASA in April 1996, Mr. Lockhart reported to the Johnson Space Center in August of that year. After completion of initial astronaut training, Mr. Lockhart was assigned to the Astronaut Office Spacecraft Systems/Operations Branch where he worked various technical issues including the Space Shuttle Main Engine (SSME) and redesign of the orbiter’s flight display. A veteran of two space flights, STS-111 (June 2002) and STS-113 (November 2002), he has logged 26 days, 39 minutes, and 82 seconds in space. Lockhart left NASA in January 2005 and returned to the Air Force. After the Columbia accident, Mr. Lockhart attended the Royal College of Defence Studies (RCDS), London, England, as an exchange officer in fulfillment of Air War College, the Ministry of Defence’s premier institution for grooming senior leaders in the UK military and civil fields. Mr. Lockhart completed a year of studies in International Conflict Resolution at RCDS with 84 other fellow members representing 44 nations from around the world.
After graduation, he was assigned to the Air Staff, Headquarters USAF, Pentagon, where he has held the position of Director, Future Capabilities at the Air Forces Directorate of Studies and Analysis, Assessments, and Lessons Learned (HQAF/A9). Paul Lockhart retired from the Air Force in March 2007. From February 2007 through 2008 he served as Special Assistant, Program Management, Explorations Systems Mission Directorate, NASA Headquarters, Washington, D.C., and as Acting Division Director, Constellation Systems Division. Mr. Lockhart now currently works in the private sector where he is the Senior Vice President for Vencore, Inc., headquartered in Chantilly, Virginia.