Previously, he was a Principle Engineer at RCA Missile and Surface Radar (now Lockheed Martin), Moorestown, NJ where he developed fundamental target tracking principles for the SPY-1 Radar for the AEGIS Weapon System. Consulting experience included Navy, Air Force and private industry in the area of Target Tracking and Stochastic Control issues. At Drexel, his research interest is in the area of Stochastic Systems: Kalman Filtering and Control. He has authored over 75 published articles and reports specifically in Kalman Filtering and Target Tracking.