Our People
Make the Difference


  • ESi Named Top Workplace!

About ESi

ESi began operations in 1998 with a vision to engineer solutions that support our customer’s mission to safeguard our country. With only a handful of dedicated employees and a single DoD contract, ESi has grown from that small group of people to a company of experts within the Intelligence Community. Today, ESi continues to develop solutions for our customers in Software Engineering, Mission Systems, Mission Assurance/COOP, Proposal Consulting, and Technology Research & Application.
Learn about ESi’s capabilities



  • Best Buddies Ambassador Program

In the community

Over the years ESi and its employees have generously donated their time and money to deserving charitable causes.
Learn how ESi employees are making a difference in the community



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News & Social

  • Happy Retirement to Steve January 3, 2019 - After having spent twenty years supporting the US Navy, achieving the rank of Senior Chief Petty Officer and Senior Enlisted Leader for a large customer directorate-level organization, Steve joined ESi in 2010. Steve was well prepared and adapted very quickly to his new role as Program Manager and quickly established a very positive relationship with our customers. ESi […]
  • Holiday Giving Campaign 2018 December 20, 2018 - This past Friday, we wrapped up our Holiday Giving Campaign with The Salvation Army‘s Angel Tree program (pictured below). Every year our employees look forward to buying gifts for the angels they choose. In addition to the gift donations, ESi employees raised over $16,600 in monetary donations to the following charity’s: Maryland Food Bank, Organization […]