Modern Technology Solutions, Inc. (MTSI) Email Format

Space Research and TechnologyVirginia, United States1001-5000 Employees

Modern Technology Solutions, Inc. (MTSI) is a 100% employee-owned engineering services and technology solutions company in the space research and technology sector. Headquartered in Alexandria, Virginia, MTSI employs 1,001 to 5,000 people and operates from more than 20 offices and field sites worldwide. Founded in 1993, the company focuses on critical mission areas including missile defense, cyber security, intelligence, unmanned/autonomous systems, aviation, space, and homeland security. MTSI aims to contribute to national defense and security by delivering leadership and value-oriented solutions to technically challenging strategic problems. In 2026, the company expanded its Alexandria presence and announced relocation to a new corporate headquarters at Metro Park, 6361 Walker Lane, Alexandria, Virginia, while reporting revenue in the range of $500 million to $1 billion.

Sign up for free to view info

Company overview Employee directory