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Engility Holdings

Engility Holdings is a U.S.-based government services contractor that provides engineering, technical, and mission support services to federal defense, intelligence, and civilian agencies.

More About Engility Holdings

Engility Holdings focuses on service-based solutions for U.S. government and allied institutional customers, with offerings centered on engineering, IT, and mission support across defense, intelligence, and civilian domains. Its work typically aligns with enterprise and mission-system environments where secure, resilient, and compliant architectures are required. Customers use Engility’s services to design, integrate, operate, and sustain complex systems supporting command-and-control, communications, surveillance, and data processing workloads.

The company supports enterprise IT and systems integration projects that often involve multi-tier architectures, secure networks, and interoperability across legacy and modern platforms. This includes support for systems that make use of standard networking protocols (such as Transmission Control Protocol/Internet Protocol (TCP/IP) and related routing and switching standards), service-oriented and modular architectures, and integration layers that connect mission applications with data stores, sensors, and analytic platforms. Engility’s software and systems engineering work commonly addresses requirements definition, system design, implementation support, testing, and lifecycle sustainment under established government and industry frameworks.

In C4ISR and space-related work, Engility supports systems that integrate communications, intelligence, and surveillance data across terrestrial, airborne, and space-based assets. These environments typically depend on secure data links, Satellite Communications (Satcom) standards, and real-time or near-real-time data processing pipelines. The company’s mission operations support can include planning, analysis, and technical assistance for systems that must operate within classified or controlled networks and conform to government cybersecurity and accreditation frameworks.

Cybersecurity services from Engility address risk management, system hardening, and compliance activities that align with federal security requirements and guidelines. This often involves implementation support and assessment activities tied to frameworks such as the NIST Risk Management Framework (RMF) and other federal information security policies. In training and simulation, Engility develops and supports courseware, exercises, and modeling-and-simulation environments that help military and civilian personnel practice operation of complex systems and mission scenarios.

Program management, logistics, and acquisition support services help government customers plan, procure, and manage technical programs across their lifecycles. This includes cost, schedule, and performance management, configuration management, and technical documentation. From a marketplace taxonomy perspective, Engility Holdings fits within categories such as government IT services, systems engineering and integration, C4ISR and space support services, cybersecurity services, and training and simulation for defense and federal agencies.

At-A-Glance

  • Employees: 35,150
  • Estimated Annual Revenue: $1B-$10B
  • Stock Ticker: EGL

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Corporate Headquarters

12010 Sunset Hills Road
Reston, VA 20190

Market Segmentation

  • Type: Public
  • Sector: Information Technology
  • Group: Software & Services
  • Industry: Internet Software & Services
  • Sub-Industry: Internet Software & Services