Lead RF Engineer — SDR/DSP for Embedded Security

Socket.dev; Herndon (VA); On-site; USD 216,000 - 324,000; Full time

Job summary

Two Six Technologies is seeking a Principal Radio Frequency Engineer to join the Embedded Security Research team. You will lead development of DSP/SDR systems, architect solutions for embedded security programs, and steer best practices for RF research in Linux environments.

The role requires TS clearance, deep RF and DSP expertise, and experience mentoring engineers while engaging in proposals and white papers. This position is based in the United States with on-site responsibilities.

Qualifications

• Active DoD Top Secret clearance with SCI eligibility.
• Bachelor’s degree in Electrical Engineering, Computer Engineering, Computer Science, Physics, Mathematics (or equivalent military/IC experience) paired with 9+ years of experience in DSP, SDR development, and RF reverse engineering.
• Proven capability to serve as a technical lead, including experience mentoring engineering staff, guiding project deliverables, and contributing to technical sections of proposal efforts.
• Demonstrated experience reverse engineering complex RF protocols and COTS devices, deriving transmission parameters, generating custom waveforms, and decoding Pseudo-Random Noise (PRN) codes.
• Extensive hands‑on experience implementing custom SDR solutions on COTS platforms in Linux environments, executing baseline modulation schemes (FSK, PSK, QAM), and performing RF test equipment validation.

Responsibilities

• Lead the technical planning, architectural design, and software execution for advanced DSP/SDR systems supporting critical embedded security research programs.
• Provide subject matter expertise and technical mentorship to cross-functional engineering staff while solving complex challenges in communications, signal collection, and electronic warfare.
• Reverse engineer complex COTS devices and RF protocols, isolate PRN codes, and synthesize custom RF waveforms to generate simulated signals.
• Guide lab build-outs, define software toolchains, select SDR platforms, and validate generated signals using laboratory RF test equipment.
• Contribute to project scheduling, budget preparation, and business development efforts by leading technical sections for proposals and white papers.

Skills

Technical leadership

Mentoring engineers

RF engineering

DSP/SDR development

COTS reverse engineering

Education

B.S. in Electrical/Computer Engineering, Physics, Math or related (9+ years DSP/SDR/RF)

Tools

Ghidra

Linux

Job description

Two Six Technologies is seeking a Principal Radio Frequency Engineer to join the Embedded Security Research team. You will lead development of DSP/SDR systems, architect solutions for embedded security programs, and steer best practices for RF research in Linux environments.

The role requires TS clearance, deep RF and DSP expertise, and experience mentoring engineers while engaging in proposals and white papers. This position is based in the United States with on-site responsibilities.