NACA Langley Aeronautical Laboratory, Hampton, VA
Aeronautical Research Intern, Aeronautical Research Scientist ,Aerodynamics Section, Pilotless Aircraft Research Division
NASA LRC, Hampton, VA
Flight Mechanics, Aerodynamics Section, Flight Dynamics Branch, Flight Systems Division
NASA Space Task Group

NASA MSC/JSC
Head, Aerodynamics Section, Flight Dynamics Branch, Spacecraft Research Division
Chief, Aerodynamics Branch, Spacecraft Technology Division
Chief, Aerodynamics Branch, Advanced Spacecraft Technology Division
Manager, Engineering Office, Experiments Program Office, Engineering and Development Directorate
Manager, Applications Project Office, Science and Applications Directorate
Manager, Advanced Systems Office, Science and Applications Directorate
Chief, Engineering Analysis Division, Engineering and Development Directorate
Acting Chief, Aerodynamics Branch, Engineering Analysis Division, Engineering and Development Directorate
Chief, Systems Engineering Division, Engineering Directorate
Acting Head, Flight Analysis Branch, Engineering Directorate