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Fueled by innovation

Your partner in a fast-paced, digital world

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.

Six-time Top
Workplaces Winner

employees and growing
have served in the armed forces
states and countries with ECS work
in revenue in 2023

See our values. Meet our people.

Our Culture

Learn more about life at ECS and how growth, community, and philanthropy are central to our culture at ECS

Our People

See ECS experts discuss their roles and responsibilities and the larger impact they have on the workplace, community, and world.

Our Leadership

Driven by passion and guided by expertise, ECS leaders are shaping the world of technology.

Our Mission

For 30 years, the core of ECS’ identity has been partnering with leading organizations to deliver powerful solutions for a complex world.

Our Solutions

ECS is a leading provider of solutions in science, engineering, and advanced technologies including cloud, cybersecurity, artificial intelligence (AI), data, and enterprise transformation solutions.


Cross Domain Expertise. Flexible Delivery Models.
Powerful Partnerships.

Our Markets

We take pride in serving our military, federal civilian, and commercial clients with a collaborative, customer-first approach to solving critical and complex challenges.


Quality Delivery

Our commitment to quality assurance is backed by an ongoing investment in processes, standards and certifications that ensure excellence.


Our partners

ECS maintains partnerships with leading cloud, cybersecurity, and AI/ML providers and holds specialized certifications in their technologies.


ECS, a segment of ASGN Incorporated (NYSE: ASGN)

ECS Insights

ArticleArtificial IntelligenceCybersecurityRecruiting
February 22, 2024

Train for Tomorrow: Build a Career in Cybersecurity and AI

Check out how ECS training and career development tools are helping employees evolve their careers and achieve long-term career goals.
AwardsPress Release
February 21, 2024

ECS President John Heneghan Named Wash100 Award Winner

ECS President John Heneghan named Wash100 award winner for third consecutive year.
ArticleArtificial Intelligence
February 14, 2024

Decoding The Battlefield: The Power of Algorithmic Warfare

ECS data and AI experts are ready to help our warfighters leverage AI on the frontlines to optimize decision making and secure lasting strategic and tactical advantages.
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