Software Defined Radio; SDR Radio Frequency; RF Engineer

Software Defined Radio (SDR) Radio Frequency (RF) Engineer

As a Software Defined Radio (SDR) Radio Frequency (RF) 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 ensure the reliability and performance of advanced communication and sensing RF systems through rigorous development and testing. This position will be located in Crystal City, Virginia.

• Primary experience with Software-Defined Radio (SDR) communication system design, development, testing, and fielding is required
• Responsible for leading the technical execution of communication systems risk reduction, development, and integration which includes requirements definition/refinement, risk management, and the evaluation of functional, logical, and physical architectures/interfaces
• Experience with all areas of Interoperable Enterprise Military Communications and Networking Technologies, including Line of Sight (LOS), Beyond Line of Sight (BLOS), onboard and off-board
• Knowledge and experience with Low Probability of Intercept (LPI) and Low Probability of Detection (LPD) waveforms and practices
• Knowledgeable experience with common interoperability and communications test and certifications (e.g. AIMS, JITC, NSA, etc.) is highly desired. The position will require an understanding of Communication Systems development, integration, and architecture and associated development systems engineering for communications, networks, and interoperability
• Familiarity with Advanced Communications and Networking system development, integration, test, procurement, and sustainment, as well as Information Exchange Requirements (IERs), Network Centric Warfare, and Communications/Networking Subsystem integration into the overall Weapon System
• Ability to lead Government and industry teams in the development of system requirements verification matrix, technical plans, design reviews, test reviews, technical assessments, etc.
• Manage multiple technology development efforts from concept ideation through product delivery
• Develop technical briefings and must be experienced at communicating technical content to a wide range of audiences including senior leaders
• Assist Acquisition Program Managers by documenting and communicating issues and solutions to the customer and contract management structure as needed

• 15+ years of relevant experience with Software Defined Radio development, test, and fielding
• Proven experience with Department of Defense communication systems
• Excellent spoken, written, and interpersonal skills

• Extensive knowledge and experience with Software Defined Radios, communication and/or sensing architecture and waveform generation

• Bachelor's degree in engineering, physics, mathematics or related technical degree from an accredited institution
• Master's degree in engineering, physics, mathematics or related technical degree from an accredited institution (DESIRED)

Clearance requirement: Top Secret with SCI (TS/SCI)

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…