• Senior RF ATE Engineer, Amazon Leo Silicon…

    Amazon (Redmond, WA)
    communications skills. - 7+ years of hands on experience in mm-wave or RF validation engineering of communications systems , preferably in high-volume ... system test infrastructure and methodology applicable to transmit and receive communication systems . Export Control Requirement: Due to applicable export… more
    Amazon (12/05/25)
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  • Electro-Mechanical Technician - RF and EMC

    UL, LLC (Northbrook, IL)
    …+ Higher Secondary Education plus three years related experience preferred. + Radio frequency ( RF ) or electromagnetic compatibility (EMC) experience ... cutting-edge technology and contribute to testing and evaluating security systems . This position is fully onsite with a schedule...are a plus! + Effective communication skills and ability to interact with customers. +… more
    UL, LLC (10/30/25)
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  • Electro-Mechanical Technician - RF and EMC

    UL, LLC (Northbrook, IL)
    …Higher Secondary Education plus three years related experience. + Highly preferred: Radio frequency ( RF ) or electromagnetic compatibility (EMC) experience ... work directly with cutting-edge technology and contribute to testing and evaluating security systems . This position is fully onsite with a schedule of Monday through… more
    UL, LLC (10/25/25)
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  • RF Engineer (Starshield)

    SpaceX (Hawthorne, CA)
    …and nonlinear distortion + Experience designing RF systems including radio astronomy, SIGINT, ELINT, radar, or wireless communications + Experience with ... at lightning pace. RESPONSIBILITIES: + Drive program-level decisions on RF system designs + Research novel solutions...+ Understanding of link budgets and analysis related to communications and remote sensing systems + Ability… more
    SpaceX (10/02/25)
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  • RF Systems Scientist, Amazon Leo

    Amazon (Redmond, WA)
    …science, and systems engineering, working closely with calibration/validation, phased array systems , RF communications , and test engineering teams. Key ... of one of the most advanced communication systems ever built. You'll collaborate with RF ...systems you build will enable critical data collection, system analysis, and calibration pipelines that ensure Leo hardware… more
    Amazon (12/13/25)
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  • RF Engineer

    Lockheed Martin (Littleton, CO)
    …with RF front\-end design * Experience with Military Satellite Communications , ground\-based systems * Experience with product lifecycle phases \(SRR, ... and antennas * Performing hands\-on testing and troubleshooting of RF systems using a range of equipment...including waveform development and testing * Troubleshooting and debugging RF system issues, using a range of… more
    Lockheed Martin (11/09/25)
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  • Principal RF Software Engineer (Starshield)

    SpaceX (Hawthorne, CA)
    …generators, and network analyzers + RF experience with antennas or communication systems PREFERRED SKILLS AND EXPERIENCE: + Master's degree in electrical ... at lightning pace. RESPONSIBILITIES: + Drive program-level decisions on RF system designs + Research novel solutions...designs + Research novel solutions for unique large-scale satellite RF systems + Design, build, validate, and… more
    SpaceX (11/26/25)
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  • RF Engineer (Starlink)

    SpaceX (Bastrop, TX)
    …+ 1+ years of professional RF experience with antennas or communication systems (internship and extracurricular experience is applicable) + 1+ years ... with emphasis in RF /antenna engineering + Experience designing wireless communications systems + Experience with basic principles of antenna theory… more
    SpaceX (10/17/25)
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  • RF Engineer Staff (Level IV)

    Lockheed Martin (Littleton, CO)
    …and test of Electronically Steerable Arrays \(ESA\), Radar Systems , RF /digital payloads, TT&C, or missile communications subsystems * Development of ... CO** \! As an RF Engineer, you will architect, design, and develop RF systems and circuitry, including receivers, transmitters, antennas, and frequency more
    Lockheed Martin (11/20/25)
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  • Antenna & RF Front-End Engineer, Amazon Leo

    Amazon (Redmond, WA)
    … will define the performance of one of the most advanced communication systems ever built. You'll collaborate with RF , software, calibration, and systems ... systems , and calibration teams to deliver high-performance RF systems and links for both space...The systems you build will enable critical RF links, data collection, system analysis, and… more
    Amazon (12/07/25)
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