Engility Holdings, Inc., together with its subsidiary, Engility Corporation, provides government services in systems engineering, training, program management, and operational support to the U.S. government worldwide. The company operates in two segments, Professional Support Services and Mission Support Services. It offers specialized technical consulting, program and business support services, engineering and technology lifecycle support, information technology modernization and sustainment, supply chain services and logistics management, and training and education. The company’s specialized technical consulting services comprise global climate change, international capacity development, transportation systems, asymmetric threats, cbrne, and emergency preparedness and response services. Its program and business support services include acquisition management support, financial and budget analysis and management, and administrative staffing and business process outsourcing. The company’s engineering and technology lifecycle support comprise systems engineering and integration, modeling and simulation, test and evaluation, software engineering and sustainment, hardware engineering and sustainment, and upgrade and modernization. Its information technology modernization and sustainment services include software development and integration, hardware and network implementation, and network and information security. The company’s supply chain services and logistics management services comprise outsourced supply chain services and logistics lifecycle management. Its training and education services include outsourced recruiting, training, and staffing services; and mission-specific training and education. Engility Holdings, Inc. is headquartered in Chantilly, Virginia.