Jennifer Walsh began Performing the Duties of the Under Secretary of Defense on January 20, 2021.
Jennifer Walsh serves as the Principal Deputy Assistant Secretary of Defense for Homeland Defense and Global Security in the Office of the Under Secretary of Defense for Policy. Immediately prior, she served as the Principal Director, Countering Weapons of Mass Destruction.
Ms. Walsh entered federal government service in 1996 in the Office of the Secretary of Defense (OSD). She was appointed to the Senior Executive Service in 2010. Her OSD Policy experience includes assignments in the offices for Middle East Policy, Afghanistan/Pakistan/Central Asia, Russia/Ukraine/Eurasia, Plans, Support to Public Diplomacy, Strategy, European Policy, Asia-Pacific Policy, Technology Security Policy & Counter-Proliferation, and the Defense Technology Security Administration (DTSA).
Prior to joining the Department of Defense, Ms. Walsh served as J. William Fulbright Scholar to Sweden and worked as a policy analyst for the Southern Governors’ Association in Washington, D.C.
Ms. Walsh is a 2007 graduate of the National War College (NWC) at the National Defense University and served as the OSD Policy Chair on the NWC Faculty from July 2014-June 2017. She earned a Master of Public Affairs degree from the LBJ School of Public Affairs at The University of Texas at Austin and a Bachelor of Arts degree from the Louisiana Scholars’ College at Northwestern State University.