Retired from Lockheed Martin and United Launch Alliance in 2012.
Performed and managed structural dynamic analysis and test of launch vehicle systems, subsystems and components such as Peacekeeper, Titan IV, Galaxy Express and Atlas V.
Led the development of training requirements and materials for engineering at the newly-formed United Launch Analysis; instructor of causal analysis concepts and methods.
Member and officer on Structural Dynamics Technical Committee for 10 years; council officer of the Rocky Mountain Section.
Publication: Gibson, Janssen, Bradford, Groom, “Overview of the Development of Dynamic Environments for Atlas V Launch Vehicles,” Journal of Spacecraft and Rockets, Volume 41, Number 5, September-October 2004.