Sr. Embedded Software Engineer-RF & communications Systems; SDR

Sr. Embedded Software Engineer - RF & communications Systems (SDR)

Secmation is looking for a Senior Engineer with strong expertise in RF systems, military communications, and software-defined radios (SDR). In this hands-on role, you'll play a key part in designing and developing advanced embedded software that enables secure communications and electronic warfare capabilities. Working closely with multidisciplinary teams, you'll help build and deploy mission-critical systems at the intersection of embedded cybersecurity, signal processing, and RF communications.

• Implementation and optimization of embedded software for RF and communications systems, focusing on SDR platforms.
• Develop and integrate signal processing algorithms, communication waveforms, and security features into embedded systems.
• Collaborate with RF, hardware, and systems engineers to design secure, resilient communications for defense and industrial applications.
• Support hardware-in-the-loop (HWIL) testing, mission simulations, and real-world validation of SDR-based communication systems.

• Must be a U.S. citizen with an active DoD Secret Clearance and the ability to obtain a Top Secret/SCI Clearance upon hire. Candidates with an existing TS/SCI clearance are strongly preferred.
• Bachelor's degree in Computer Science, Computer Engineering, Electrical Engineering, or related field.
• 5+ years of progressive experience in embedded systems software development.
• Experience with Linux-based operating systems in embedded environments.
• Deep technical background in communication systems, RF, and SDR frameworks such as GNURadio, REDHAWK, or similar.
• Experience in simulation of radio equipment.
• Strong understanding of digital signal processing, error correction, adaptive tuning, and optimization for communication systems.
• Hands-on experience working in Agile/Dev Ops environments with tools such as Git and Jira.

• Hybrid role with on-site work required in Huntsville, AL
• Flexible 9/80 work schedule (every other Friday off).
• Collaborative, fast-paced, and technically innovative environment with remote team integration.

• Competitive salary (based on experience and market conditions).
• Company equity and relocation assistance.
• Paid time off & flexible work schedules.
• Comprehensive health, dental, and vision insurance.
• Life and disability insurance (short & long-term).
• 401(k) retirement benefits.

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  to learn more about our work and impact.

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.