Leidos is an American defense, aviation, information technology, and biomedical research company that provides scientific, engineering, systems integration, and technical services. The company's primary customers are the United States Department of Defense, intelligence community, and the United States Department of Homeland Security. Leidos was founded in 1969 as Science Applications International Corporation (SAIC) and renamed Leidos in 2013. The company is headquartered in Reston, Virginia.
Highest paying job titles at Leidos include Software Engineer, Systems Engineer, and Senior Software Development Engineer