MTSI
MTSI (Modern Technology Solutions, Inc.) is a 100% employee-owned engineering services and technology solutions company, founded in 1993 by two retired Air Force engineers, with almost 3,000 employee-owners. Its work includes rapid capabilities development, aviation technology integration, specialized testing at ranges, and digital and hardware-in-the-loop simulation for missile defense, for customers across the Air Force, Army, Navy, Space Force, the Missile Defense Agency, NASA and the intelligence community.
In Huntsville, AL
MTSI has an office in Huntsville, at 360C Quality Circle, one of the 15 offices its website lists. Much of its Huntsville-area work is for the Missile Defense Agency: in 2024 MDA awarded it a contract to build a digital engineering ecosystem for testing missile defeat kill webs, with the initial work performed in Huntsville and alongside MDA at Redstone Arsenal. Its listed Army customers include the Aviation and Missile Command, the DEVCOM Aviation and Missile Center and the Space and Missile Defense Command.
About MTSI in Huntsville, AL
MTSI (Modern Technology Solutions, Inc.) is a 100% employee-owned engineering services and technology company founded in 1993 by two retired Air Force engineers. It has almost 3,000 employee-owners and moved its corporate headquarters to a new building in Alexandria, Virginia, in 2026. Its capabilities include rapid capabilities development and fielding, aviation technology integration, testing at ranges, intelligence software, and digital and hardware-in-the-loop simulation for ballistic missile defense. In the Huntsville area MTSI has an office on Quality Circle. Its customers include the Missile Defense Agency and, in the Army, the Aviation and Missile Command, the DEVCOM Aviation and Missile Center, the Space and Missile Defense Command and the Rapid Capabilities and Critical Technologies Office. In August 2024 MDA awarded MTSI a contract to build a digital engineering ecosystem for testing and assessing missile defeat kill webs, with initial work in Huntsville; MTSI also holds a place on MDA's SHIELD contract.
Culture & Work Environment
MTSI says it is 100% employee-owned and that its first core value is "Employees Come First." Its other stated values include ethics, integrity and trust; teamwork and collaboration; open, honest and respectful communication; an entrepreneurial environment that empowers teams and individuals; and opportunity based on merit. The company says its mission is to make important, lasting contributions to the nation's defense and security, and it reports an employee retention rate above 95%. The company publicises workplace recognition, including Fortune Best Companies to Work For rankings. Its careers site also mentions a career mentorship program, internships and a SkillBridge program.
Hiring Process & Timeline
Apply through MTSI's careers site, where you can also join its Talent Community for company news and career information. The company does not publish a hiring timeline or a description of its interview steps; a typical process at an engineering services contractor is a recruiter screen followed by technical and hiring-manager interviews. MTSI's Huntsville work includes support to the Missile Defense Agency, so engineers with modeling and simulation, systems engineering or test and evaluation backgrounds should put that experience up front. Students can look at its internships, and transitioning service members at its SkillBridge program. Each listing states its own location, clearance and education requirements.
Interview Tips
Read up on the customer the role supports. For Huntsville roles that is often the Missile Defense Agency or an Army aviation and missile organization, so be ready to discuss missile defense concepts, modeling and simulation, digital engineering or test and evaluation work you have done. MTSI stresses owning and solving the customer's problems, so concrete examples of taking a technical problem from start to finish are useful. Expect technical questions tied to your discipline, and prepare a clear account of a project where you worked with a government customer or across teams. Asking how the role fits the program's work is a good way to show interest.
Security Clearance Requirements
MTSI works for Defense Department and intelligence customers, and many of its listings ask for a security clearance, often Secret or higher, or the ability to obtain one; U.S. citizenship is generally required for cleared roles. Requirements vary by program and position, and each listing states its own. See our clearances guide for how the clearance process works and what the levels mean.
Compensation & Salary
Check the posted ranges in MTSI's current listings on this site for pay figures. The company lists 20 days of paid time off and 10 holidays a year for new hires, a 401(k) with a 6% match and immediate vesting, a company-funded Employee Stock Ownership Plan, annual education and training reimbursement, a semi-annual bonus, and a career mentorship program.
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