Warrior helicopters, as well as major upgrades to Army Aviation fixed wing aircraft, such as the RU-21D, and OV-1D Mohawk. In addition, he served as the dynamics evaluator and technical area chief on Army Aviation major Source Selection Evaluation Boards (SSEBs), that led to the development of these systems. As the Chief of the Structures and Aeromechanics Division, AVSCOM Dr. Schrage oversaw the airworthiness qualification and engineering development efforts for all new and upgraded Army aviation systems and provided engineering support to the program managers for these systems. As the Director for Advanced Systems and the Associate Technical Director at SES Level 3, Dr. Schrage oversaw the Command’s Science and