Valiant Integrated Services | 38,697 followers on LinkedIn. Empowering our customers' most critical missions. | Valiant empowers the world’s most critical missions by training, equipping, protecting, sustaining, and supporting those who serve. Valiant’s 4,500 employees enable government departments and agencies, global peacekeepers, relief workers, and disaster response teams to complete their missions efficiently and effectively in some of the most complex environments worldwide. Valiant is based in Herndon, Va. and deploys expertise for customers in the areas of Training, Simulation, and Readiness; Engineering and Analysis; Logistics and Sustainment; Mission and Contingency Operations; Operations, Maintenance, and Management; and Program Management.