Senior RF Engineer I - SIGINT - San Diego in San Diego, California at Epsilon Systems Solutions, Inc
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Job Description
Job ID: 2026-313
Date Posted: 2026-07-21T00:00:00
Location: San Diego, California
Minimum Experience: 7 years
Education: Bachelor's Degree
Epsilon C5I (www.epsilonsystems.com/c5i), focused on software development and systems engineering for complex command, control, intelligence and combat systems, is seeking a Senior RF Engineer I with a minimum of 7 years’ of RF Engineering experience for work in San Diego, CA. Our engineering efforts provide the warfighter with tools to provide critical support to operational missions. If you have a passion for excellence in engineering and enjoy working on challenging projects in a fast-paced, team-oriented environment – read on!
Position Summary:
The RF Engineer will support the research, development, integration, and evaluation of advanced RF sensing and signal processing technologies. This role focuses on characterizing RF environments, designing and evaluating RF front-end architectures, and supporting the maturation of next-generation signal processing algorithms from concept through demonstration.
Responsibilities:
Design and evaluate RF signal collection architectures.
Characterize RF propagation, interference, and spectrum environments.
Support algorithm developers with RF performance data and sensor modeling.
Perform RF system modeling and simulation.
Develop test plans and support laboratory and field testing.
Analyze collected RF data to validate algorithm performance.
Coordinate with systems and software engineers on end-to-end implementation.
Document technical findings and present results to government stakeholders.
Required Qualifications:
BS in Electrical Engineering or related discipline.
7+ years supporting RF systems.
Experience with:
RF receivers
Antennas
Spectrum analysis
MATLAB and/or Python
Signal characterization
Understanding of communications, radar, EW, or SIGINT systems.
Candidate must have an active DoD Top Secret Clearance with SCI access.
Pursuant to the various government contractual requirements, all applicants must be U.S. Citizens.
Preferred Qualifications:
Master's degree.
Experience with software-defined radios.
Familiarity with NIWC, ONR, DARPA, or NAVWAR programs.
Experience supporting classified test events.
Top Secret Clearance with SCI Access and CI Polygraph is preferred.
Pay Range:
The pay range for this role is $220,000 - $245,000 annually. This is a reasonable estimate for this role. Individual salaries are determined by a variety of factors including, but not limited to: business considerations, local market conditions, and internal equity, as well as candidate qualifications, such as skills, education, and experience.
ADA Notations:
Regular communication (hearing/speaking).
Noise conditions range from very quiet to very noisy.
Prolonged use of computer (typing/keyboarding).
Frequently required to sit for long periods of time, standing, and walking.
Ability to travel by car, air or other means of transportation, if required.
Epsilon Systems Solutions, Inc. is an equal opportunity employer. Qualified candidates will be considered without regard to legally protected characteristics.