Player Embed Code: Download Embed Share Defense Acquisition Workforce Award Winners Honored at Ceremony Defense.gov Dec. 15, 2021 | 40:10 Gregory M. Kausner, performing the duties of undersecretary of defense for acquisition and sustainment, hosts the Defense Department’s Office of Acquisition and Sustainment Awards Ceremony. The virtual ceremony honors military and civilian professionals for their contributions on getting what the DOD needs to accomplish missions while also protecting taxpayers.