Leidos is a Fortune 500® information technology, engineering, and science solutions and services leader working to solve the worlds toughest challenges in the defense, intelligence, homeland security, civil, and health markets. The companys 47,000 employees support vital missions for government and commercial customers. Headquartered in Reston, Virginia, Leidos reported annual revenues of approximately $14.4 billion for the fiscal year ended December 31, 2022.