Sr. Cyber System Engineer

Sr. Cyber System Engineer

With MTSI you will support a government organization essential to U.S. national security. In this position you will apply knowledge and expertise to current and future projects ensuring the reliability and performance of a variety of advanced systems through rigorous design, development, and testing phases. This position will be located in Crystal City, Virginia.

• Support and advise on technology development efforts from concept ideation through product delivery, to include: system risk reduction, development, and integration which includes requirements definition/refinement, risk management, and the evaluation of functional, logical, and physical architectures/interfaces
• Assist Acquisition Program Managers by documenting and communicating issues and solutions to the customer and contract management structure as needed

• 12+ years of demonstrable experience with design & implementation of cyber exploitation tools, vulnerabilities, and security techniques
• Knowledgeable experience with design & implementation of secure network architecture, developing and implementing communication and network security measures
• Knowledge/experience distilling user CONOPS into operational system requirements and engineering requirements to then develop system verification matrix, technical plans, design reviews, test reviews, technical assessments, etc.
• Proven experience with development, employment, and design of computer network operations tools and techniques
• Experience or education focused on cyber-related system engineering is highly desired

• Operational experience conducting, directing, or coordinating USG cyber effects operations
• Proven experience with development, employment, and design of computer network operations tools and techniques

• Bachelor's degree in computer science, computer engineering, electrical engineering, or systems engineering from an accredited institution
• Master's degree in computer science, computer engineering, electrical engineering, or systems engineering from an accredited institution

Active TS/SCI clearance is desired. Subject to a Counterintelligence (CI) polygraph, U.S. Citizenship is required for this position.

Our co-workers support some of the most important and critical programs to our national defense and security.

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.

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.

• Starting PTO accrual of 20 days PTO/year + 10 holidays/year
• Flexible schedules
• 6% 401(k) match with immediate vesting up to $9k annually
• 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 educational reimbursement
• Other company funded benefits, like life and disability insurance
• Optional zero deductible Blue Cross/Blue Shield health insurance plan

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

MTSI embraces nine core values including our first core value of Employees come first. Consistent with our Core Values, we are committed to Equal Opportunity, making decisions without regard to race, color, religion, sex, national origin, age, military/veteran status, disability, or any other characteristics protected by applicable law. MTSI is committed to Equal Employment Opportunity and providing reasonable accommodations to applicants and employees with physical and/or mental disabilities.