Skip to main content
Search Jobs

Sr. Systems Development Engineer

Washington, DC Job ID: 2023-8267 Potential to Telecommute: Hybrid
Apply Now


A 100% employee-owned and operated technology firm, Modern Technology Solutions, Inc. (MTSI) provides high-demand technical expertise in Digital Engineering & Transformation, Space Systems, Unmanned Systems, Flight Test Engineering, Modeling and Simulation, Cybersecurity, and DevOps for advanced defense and intelligence special programs. MTSI delivers first-choice capabilities to solve problems of global importance. We are proud of our proven track record of outstanding service and customer satisfaction.

We work hard to protect our reputation by providing quality technical and programmatic work and employing ethical, honest, and fair business practices. Founded in 1993, MTSI today has employees at over 20 offices and field sites worldwide.

  • Full Time
  • Level: TS/SCI
  • Travel: Minimal (if any)

Success Profile

What makes a successful candidate? See if you have what it takes.

When you join our engineering team, you'll collaborate on some of the most advanced development programs for our Department of Defense (DoD) and intelligence customers. Together as a team, you will typically work on-site with our government customers to go above and beyond to deliver effective solutions. Come and join a 100% employee-owned workplace that encourages you to take control of your career success.

  • Collaborative
  • Communicator
  • Creative
  • Curious
  • Emotional Intelligence
  • Versatile

Our Culture

Since 1993, co-founders have collaborated to put employees first and make our customers successful. When you work at a 100% employee-owned company, you're empowered to think and act like an owner. Whether you're interested in learning new skills or taking your career to the next level, we put our employees first so we can help make your professional goals happen. We believe that by investing in our people, we're investing in our company's future.


  • Additional source of substantial retirement
  • Employees share in ownership of MTSI without any personal contribution or
  • Our ESOP is the best way to ensure we
    maintain an enduring company
  • Participants receive both allocations of the annual company contributions and growth in account value as the shares of stock may appreciate

I take pride in watching the contribution
that our people have made toward national priorities.

Phil Soucy
Chairman of the Board
and Co-founder

Own your environment

See what it means to lead the nation’s defense and security.


At MTSI, we want our employees to live their best lives – personally and professionally. That’s why we offer employee-driven, industry-leading benefits and compensation, so you can explore and pursue passions. Most full-time employees are eligible for the following benefits:


Modern Technology Solutions, Inc. (MTSI) is seeking a senior Systems Development Engineer to join our team supporting CBP-AMO Headquarters/UAS Program Management Office in Washington, D.C. at the Reagan Bldg.  You will support the Customs and Border Protection Air and Marine Operations Unmanned Aircraft System programs.

Why is MTSI known as a Great Place to Work?

  • Interesting Work:  Our co-workers support some of the most important and critical programs to our national defense and security.  
  • Values: Our first core value is that employees come first.  We challenge our co-workers to provide the highest level of support and service, and reward them with some of the best benefits in the industry. 
  • 100% Employee Ownership: we have a stake in each other's success, and the success of our customers.  It's also nice to know what's going on across the company; we have company wide town-hall meetings three times a year.  
  • Great Benefits - Most Full-Time Staff Are Eligible for: 
    • Starting PTO accrual of 20 days PTO/year + 10 holidays/year
    • Flexible schedules
    • 6% 401k match with immediate vesting
    • Semi-annual bonus eligibility (July and December)
    • Company funded Employee Stock Ownership Plan (ESOP) - a separate qualified retirement account
    • Up to $10,000 in annual tuition reimbursement
    • Other company funded benefits, like life and disability insurance
    • Optional zero deductible Blue Cross/Blue Shield health insurance plan
  • Track Record of Success:  We have grown every year since our founding in 1993

Modern Technology Solutions, Inc. (MTSI) is a 100% employee-owned engineering services and solutions company that provides high-demand technical expertise in Digital Transformation, Modeling and Simulation, Rapid Capability Development, Test and Evaluation, Artificial Intelligence, Autonomy, Cybersecurity and Mission Assurance.

MTSI delivers capabilities to solve problems of global importance. Founded in 1993, MTSI today has employees at over 20 offices and field sites worldwide.

For more information about MTSI, please visit


As a senior Systems Development Engineer with MTSI you shall assist CBP-AMO Headquarters/UAS Program Management Office in (Washington, D.C.) supporting Customs and Border Protection Air and Marine Operations Unmanned Aircraft System programs.  This position will be located at the Reagan Bldg., Washington, D.C. with a Hybrid work schedule of 2-3 days/wk. at the office.

Your essential job functions will include but may not be limited to:

  • Perform technical evaluation of new systems.
  • Provide engineering expertise to ensure the effective design, analysis, and development of system modifications supporting UAS operations.
  • Assist with the development and documentation of operational capabilities/systems requirements.
  • Perform unmanned aircraft testing, to include test planning, range coordination, execution, data collection and analysis, post-test reporting, documentation, and briefing of test results of ground and flight tests and evaluations of aircraft and aircraft systems and sensors.
  • Provide strategic guidance to CBP personnel engaged in UAS program development; this will include activities such as: maritime applications, increased weather capability, sensor development for maritime, border, and special location applications, modeling and simulation, personnel staffing, data transfer input into and out of specified command and control facilities.
  • Collaborate with federal, DOD, and industry partners to integrate new sensor/aircraft systems while maintaining system compatibility and interoperability standards.
  • Initiate communications with shared stakeholders to articulate future UAS technology enhancement/development and determine or secure funding resources to support the acquisition of the UAS future technology or system.
  • Act as the Program Manager’s liaison to coordinate program milestone accomplishment pursuant to technology integration, test and fielding of new UAS technology.
  • Assist with development of Statements of Work, equipment lists, and technical data
  • Assist the PMO in monitoring UAS Contractor performance.
  • Coordinate and review final technical documentation to include specifications engineering reports, maintenance and user manuals.
  • Support acquisition planning.
  • Perform engineering and logistics planning.


  • 14+ years' of relevant experience in manned or unmanned aircraft system acquisition.
  • Deep knowledge and strong understanding of DOD and other Government UAS and the associated mission systems/sensors.
  • Experience with and knowledge of business practices and government processes (acquisition, contracting, planning, programming, budgeting and execution, etc.)
  • Air Vehicle/Systems Engineering experience.
  • Requirements Analysis and Management experience.
  • Joint Capabilities Integration and Development System (JCIDS) Documentation experience.
  • Professional, effective communication and presentation skills, both oral and written.

Desired Requirements:

  • 6+ years' as military rated pilot in tactical fixed-wind or rotary-wing aircraft.
  • 4+ years' DOD/DHS program experience in engineering and logistics.
  • Graduate of a military flight test pilot school.

Education Requirements:  

  • Bachelor’s degree in one of the above fields plus 14 years of relevant experience in manned or unmanned aircraft system operation and/or acquisition.
  • Master’s degree in in Engineering, Aeronautical/Aerospace Engineering, or Systems Management plus at least 10 years of relevant experience.

Desired Certification:

  • Project Management Professional (PMP) certification.
  • DoD (or DHS equivalent) Acquisition Workforce Improvement Act (DAWIA)/Acquisition Core Certified:
    • Level III in Systems Planning, Research, Development and Engineering.
    • Level III in Test and Engineering.
    • Level II in Career Field Life Cycle Logistics.
  • Model Based Systems Engineering Six Sigma Black Belt or Green Belt.

Clearance Requirements:

  • Active Secret to start, with ability to obtain TS/SCI clearance.
  • Individual must submit to a CBP BI; a favorably adjudicated BI will be required to maintain this position.
  • U.S. Citizenship is required for this position.

For additional company information, please visit:





Apply Now

MTSI maintains an outstanding work environment that includes competitive compensation, outstanding benefits, the opportunity to be an employee-owner, and challenging work assignments with significant opportunities for advancement/career growth. To be considered for employment opportunities at MTSI, you must complete an online application.

EEO Statement: MTSI embraces nine core values including our first core value of Employees come first. Consistent with our Core Values, we are committed to hiring and retaining a diverse workforce. We are proud to be an Equal Opportunity/Affirmative Action-Employer, making decisions without regard to race, color, religion, creed, sex, sexual orientation, gender identity, marital status, national origin, age, military/veteran status, disability, or any other characteristics protected by law. MTSI is committed to Equal Employment Opportunity and providing reasonable accommodations to applicants with physical and/or mental disabilities. If you are interested in applying for employment with MTSI and need special assistance or accommodation to use our website or to apply for a position, please send an e-mail with your request to Determination on requests for reasonable accommodation is made on a case-by-case basis.

MTSI posts all open positions of employment here on our official website Careers page. MTSI Recruiters will always make direct personal contact with candidates by either speaking directly via telephone call, face-to-face video conference, or in-person, and will never conduct interviews or extend offers of employment via text or using messaging applications. If you believe you may be the victim of employment fraud, we encourage you to contact the Federal Trade Commission (FTC) thru their website:

Opportunities at MTSI

Sign Up For Job Alerts

By signing up for Job Alerts, you’ll receive the latest job openings based on your interests, skills and background sent directly to your inbox.

Sign Up For Job Alerts

Join Our Talent Community

Joining our Talent Community allows us to send you company news, event announcements and other career-related information.

Join our talent community

Sign up for job alerts

Don’t see exactly what you are looking for? Sign up and we will notify you when roles become available.

By submitting your information, you acknowledge that you have read our privacy policy and consent to recieve email communication from MTSI.

  • Systems Engineering, Washington, DC, United StatesRemove

By submitting your information, you acknowledge that you have read our privacy policy and consent to recieve email communication from MTSI.