Leidos is a top employer in the Washington D.C. area, serving all branches of the U.S. military, agencies of the U.S. Department of Defense (DoD), the intelligence community, the U.S. Department of Homeland Security (DHS), and other U.S. Government civil agencies. Major national security hubs include Dayton, Ohio, where Leidos is expanding to support the growth of aeronautics, human performance, and manned and unmanned aircraft systems. Healthcare hubs include the Baltimore area, home to the Leidos-operated Federally Funded Research and Development Center for the National Cancer Institute, Leidos Biomedical Research, in Frederick, Md….read more.