Kratos Defense & Security Solutions, Inc. provides engineering, information technology (IT) services, and warfighter solutions primarily in the United States. It operates in two segments, Kratos Government Solutions (KGS) and Public Safety and Security (PSS). The KGS segment provides engineering, IT, and weapons systems to federal, state, and local government agencies, primarily U.S. Department of Defense. It provides weapon systems sustainment, lifecycle support, and extension; command, control, communications, computing, intelligence, surveillance, and reconnaissance; military range operations and technical services; missile, rocket, and weapons systems test and evaluation; mission launch; public safety and security; modeling and simulation, unmanned aerial vehicle products and technology, and advanced network engineering and information technology; and public safety, security, and surveillance systems integration services. This segment also provides public safety, security, and surveillance systems products and services to the homeland security market with products and services focused at supporting first responders. The PSS segment provides system design, deployment, integration, monitoring, and support services for public safety, security, and surveillance networks for state and local governments, and commercial customers. This segment provides services that combine the systems and offer integrated solutions on an Ethernet-based platform. It also offers solutions that combine voice, data, electronic security, and building automation systems with fixed or wireless connectivity solutions. This segment�s target markets include retail, healthcare, education, municipal government, correctional, and other public facilities. The company was formerly known as Wireless Facilities, Inc. and changed its name to Kratos Defense & Security Solutions, Inc. in 2007. Kratos Defense & Security Solutions, Inc. was founded in 1994 and is based in San Diego, California.