The Red Gate Group is seeking an accomplished Senior Research Specialist to support the Office of the Under Secretary of Defense for Acquisition and Sustainment (USD(A&S)) in Arlington, VA. This critical role involves providing high-level expertise to advance strategic initiatives and ensure operational success across diverse and complex areas, including acquisition systems, logistics, research and development, environmental and nuclear security, and more. As a trusted advisor, you will collaborate closely with senior leadership to shape policies and processes that underpin national defense priorities.