 At OSTP he was instrumental in guiding the creation and development of the science and technology aspects of the newly created Department of Homeland Security especially as they relate to weapons of mass destruction countermeasures.He also served as the assistant deputy for technology at the Defense Airborne Reconnaissance Office, where he supervised sensor development for the RQ-1 Predator and RQ-4 Global Hawk Unmanned Aerial Vehicles (UAVs) and the development of common standards that allow for cross-service and cross-agency transfer of imagery and intelligence products.He also spent several years working at the Institute for Defense Analyses performing technical analyses in support of the Department of Defense.