Lt. Col. Nischwitz joined the U.S. Naval War College in 2020 as a member of the Strategy and Policy Department. He commanded at the battalion level and served in various staff positions. His past assignments included the 101st Airborne Division (Air Assault), Combined Joint Task Force – Operation Inherent Resolve, U.S. Army Transportation School, 17th Field Artillery Brigade and U.S. Military Academy. He received his B.S. from Indiana University and M.A. from Columbia University.