Internship Rf Design Engineer Jobs in Fairfax, VA

Senior RF Design Engineer - Communications
SIGNING BONUS
Position Location: Huntsville, AL
Position Type: Full-Time | Hybrid
Pay Range: $140k - $185k annually
Relocation assistance
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Secmation is hiring a Senior RF Design Engineer to support the development of advanced military communications systems. This role is ideal for an experienced, hands-on engineer with strong expertise in RF and communications design, including software-defined radios (SDR), signal processing, and system-level integration.
The ideal candidate will contribute to the design, development, and validation of RF-based communication systems for mission-critical applications. This individual will work closely with cross-functional teams and senior technical leaders to deliver innovative and reliable solutions supporting national security.
What You'll Do
•Contribute to the design and development of RF communication systems for defense and secure applications.
•Develop, analyze, and validate models for communications and RF-based systems.
•Design and implement signal processing algorithms.
•Support software-defined radio (SDR) development using frameworks such as GNU Radio, REDHAWK, or similar.
•Participate in system integration, testing, and validation activities, including hardware-in-the-loop (HWIL) testing.
•Collaborate with multidisciplinary teams including software, hardware, and cybersecurity engineers.
•Document technical work and present findings to internal stakeholders and program teams.

Required Qualifications:
•Must have an active DoD Security Clearance
•Bachelor's degree in Electrical Engineering or related discipline.
•8+ years of experience in RF systems, communications engineering, or related fields.
•Experience in the design, implementation, and analysis of communication systems.
•Proficiency with SDR frameworks such as GNU Radio, REDHAWK, or similar.
•Experience with C/C++ for embedded or systems-level applications.
•Experience with modeling, simulation, and system validation techniques.
•Ability to work both independently and collaboratively in a fast-paced environment.
Preferred Qualifications
•Experience with SATCOM, tactical communications, or radar systems.
•Familiarity with adaptive tuning, optimization, and error correction techniques.
•Experience supporting system integration and field testing.
•Exposure to defense or government programs.
Work Environment
•Hybrid role with on-site work required in Huntsville, AL.
•Core work hours are Monday to Friday, with flexible 9/80 work schedules.
•Collaborative, fast paced and technically innovative environment with remote team integration.
Compensation & Benefits
•Competitive salary (based on experience and market conditions)
•One-time signing bonus
•Company equity
•Relocation assistance
•9/80 work schedule (every other Friday off)
•Paid time off & flexible work schedules
•Comprehensive health, dental, and vision insurance
•Life and disability insurance (short & long-term)
•401(k) retirement benefits with Company Contribution
About Secmation
Secmation is not a traditional IT company - we specialize in AI-driven software solutions, embedded cybersecurity, and secure RF systems for the defense industry. Our mission is to deliver next-generation secure technologies for electronic warfare, autonomous systems, and critical defense applications.
Visit www.secmation.com to learn more about our work and impact.

Equal Opportunity Employer
Secmation is proud to be an equal opportunity employer. We are committed to building a diverse and inclusive team. All qualified applicants will be considered for employment without regard to age, race, gender, orientation, identity, religion, or veteran status.

U.S. Citizenship is required for this position due to government clearance requirements.
The salary range for this position represents a general guideline; however, Secmation considers a number of factors when determining base salary offers such as the scope and responsibilities of the position and the candidate's experience, education, skills, work location, current market conditions, and other bona fide data.