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Sr. Systems Engineer

Location: Virginia Categories: Systems Engineering Req ID: 2022-6685 Potential to Telecommute: No
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Job Description

Own Your Future.

Modern Technology Solutions, Inc. (MTSI) is searching for a Senior Principal Systems Engineer to join our team.  You will provide technical and programmatic advice and support services on a suite of advanced weapon system, sensor, and computer processing related technologies and 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


The Senior Systems Engineer will provide direct program management and engineering support to a Department of Defense customer for research, engineering, prototyping, development, rapid acquisition and project execution.
• Work in small, targeted teams to identify emerging capabilities, organize studies and concept development, rapidly prototype and deliver advanced capabilities to the warfighter
• Meet with third-party technology vendors and evaluate performers from the solicitation and proposal process through technology delivery in support of sponsor requirements
• Build, lead, inspire and enable a diverse research and development team to carry out foundational, novel and advanced research
• Evaluate contractor performance and perform quantitative evaluations of results
• Communicate highly technical problems and solutions from engineers to senior DoD leadership
• Explore and understand state-of-the-art technical developments and emerging technologies to understand how projects should adapt and grow over time
• Work as a trusted, strategic partner with the customer by delivering actionable insights about emerging technologies as well as with technically-minded external partners
• Provide oral and written briefings to senior DoD leadership, create written reports detailing assessment findings, and make recommendations to DoD customers and external partners


• 10-15 years' work experience in DoD related IT, cybersecurity, software engineering, and systems engineering
• B.S. degree in a scientific, engineering or other applicable technical discipline
• Expert in technology infrastructure, integration and cybersecurity systems design, deployment, and test
• Extensive knowledge and experience in applying technology infrastructure and cybersecurity concepts, cybersecurity architecture and engineering principles, security of networks, systems, applications and data
• Understanding of operating system internals
• Experience with hardware or weapon system prototyping
• Experience with one or more programming languages (C/C++, Java, Python, etc.)
• Experience with cyber vulnerability research and analysis
• Experience with cyber network exploitation and offensive and defensive cyber operations
Highly Qualified Candidates Will Have:
• Masters of Science Degree in systems engineering, electrical engineering, computer engineering, information systems, cybersecurity, or a related field
• Strong understanding of reverse engineering and/or exploit development
• Experience with one or more assembly languages (x86/64, ARM, MIPS, etc.)
• Experience with disassemblers (IDA Pro, Binary Ninja, Ghidra)
• Experience with software protection and patch development and binary or malware analysis
• Experience with firmware development and debugging
• Knowledge of anti-reverse engineering techniques
• Knowledge of embedded systems
Clearance requirement: Top Secret with SCI (TS/SCI)




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Opportunities at MTSI

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: