Headquartered in Fairfax, Virginia, ECS has nearly 4,000 employees throughout the U.S. We are proud to build successful customer relationships with some of the world’s leading agencies in both the public and private sectors. Inspired by the ability to create, innovate, and serve, our highly skilled teams work together to solve complex challenges and provide advanced technology, science, and engineering solutions.
Learn more about life at ECS and how growth, community, and philanthropy are central to our culture at ECS
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Driven by passion and guided by expertise, ECS leaders are shaping the world of technology.
For 30 years, the core of ECS’ identity has been partnering with leading organizations to deliver powerful solutions for a complex world.
ECS is a leading provider of solutions in science, engineering, and advanced technologies including cloud, cybersecurity, artificial intelligence (AI), data, and enterprise transformation solutions.
We take pride in serving our military, federal civilian, and commercial clients with a collaborative, customer-first approach to solving critical and complex challenges.
Our commitment to quality assurance is backed by an ongoing investment in processes, standards and certifications that ensure excellence.
ECS maintains partnerships with leading cloud, cybersecurity, and AI/ML providers and holds specialized certifications in their technologies.
ECS Joint Venture 1CyberForce Wins Spot On $20B Cybersecurity Vehicle
ECS Named Elastic Services Partner of the Year
ECS President John Heneghan Named a Wash100 2025 Award Winner
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