Engility Holdings, Inc., together with its subsidiaries, provides various engineering, technical, analytical, advisory, training, logistics, and support services worldwide. The company offers specialized technical consulting, program and business support, engineering and technology lifecycle support, information technology modernization and sustainment, supply chain and logistics management, and training and education services. Its specialized technical consulting services include teams support for specific technology research and analysis, and policy and operational implementation; and program and business support services comprise strategic planning, acquisition support, program management, and enterprise transformation. The company’s engineering and technology lifecycle support services consist of systems engineering and integration, modeling and simulation, test and evaluation, software engineering and sustainment, hardware engineering and sustainment, and upgrade and modernization services. Its information technology modernization and sustainment services include project management, software development and integration, hardware and network implementation, network and information security, cybersecurity and information assurance, mobile application development, enterprise architecture, and secure cloud computing. The company also provides information technology and management consulting services in the areas of healthcare, homeland security, research and development, and financial regulation and reform, as well as intelligence, surveillance, and reconnaissance. It serves customers that span the federal services market, including the Department of Defense, the intelligence community, and space and federal civilian agencies. Engility Holdings, Inc. is headquartered in Chantilly, Virginia. Engility Holdings, Inc. operates as a subsidiary of Birch Partners, LP.