Wallops director moving to NASA HQ; acting director named. Delmarva Now “NASA Wallops Flight Facility’s director is taking a job at the agency’s Washington D.C. headquarters, leaving his post after nearly a decade in the role. William Wrobel, known by many as Bill, is serving on a detail with NASA’s Human Exploration and Operations Mission Directorate in Washington, D.C. Keith Koehler, a spokesperson for Wallops, confirmed the move Wednesday.”