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Jobs in United States

74 open roles read nightly from companies’ own hiring pages. Each one links to the original ad.

61–74 of 74 jobs

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  • Antares · Los Angeles, California, United States

    Full-timeLead / staff$160K – $235K a yearEngineering

    Our reactor's Instrumentation and Controls system is fundamentally an electrical system: sensors and transmitters, signal conditioning and I/O, instrument power and distribution, actuators and their drive electronics, control panels, and every cable and interface between them.…

  • Antares · Los Angeles, California, United States

    Full-timeSenior$160K – $210K a yearEngineering

    As a member of the nuclear engineering team, you will become the responsible engineer for a key component of the Antares reactor design such as reactivity controls and instrumentation, radiation shielding, fuels, materials, thermal hydraulics, safety, or licensing. The ideal…

  • Antares · Los Angeles, California, United States

    Full-timeSenior$115K – $190K a yearEngineering

    As a Test Engineer in Antares’ Test Engineering team, you will design, build, and own test infrastructure for our R1 microreactor. You will develop end-to-end test plans - from concept to data analysis - for components and subsystems spanning heat rejection, power distribution,…

  • General Counsel

    3 months ago

    Antares · Los Angeles, California, United States

    Full-time$190K – $300K a yearLegal & compliance

    Antares is looking for its first General Counsel — a seasoned legal leader who will build and own the legal and compliance foundation required to take our nuclear microreactors from prototyping through full-rate production and commercial deployment. This is a defining…

  • Antares · Idaho Falls, Idaho, United States

    On-siteFull-timeMid level$125K – $175K a yearEngineering

    We are seeking a Nuclear Operations Engineer to ensure Antares’ nuclear programs and systems are translated into executable, deployable approaches and to help run and operate reactor systems. This role sits within nuclear operations, and is responsible for ensuring that…

  • Welding Engineer

    3 months ago

    Antares · Los Angeles, California, United States

    Full-timeMid level$115K – $150K a yearEngineering

    As a Welding Engineer II at Antares, you will support the development, qualification, and production of welded hardware for our reactor systems. You will own welding processes from early design and material selection through procedure development, qualification, manufacturing,…

  • Antares · Los Angeles, California, United States

    Full-timeMid level$120K – $175K a yearEngineering

    As an Electrical Engineer at Antares, you will contribute to the architecture, design, testing, and integration of instrumentation and control (I&C) and power distribution systems for advanced nuclear microreactors.

  • Antares · Los Angeles, California, United States

    Full-timeSenior$140K – $185K a yearEngineering

    The Systems Engineer at Antares owns the quality of the product from design through operation and decommisioning. The Systems Engineer works closely with cross functional organizations (Quality, Mission Engineering, Mechanical Design, Nuclear Licensing) to make sure that…

  • Controller

    3 months ago

    Antares · Los Angeles, California, United States

    Full-timeSenior$150K – $230K a yearFinance

    As the first Controller at Antares, you will build and scale the accounting function that supports the next generation of advanced nuclear technology. As the company grows from research and development into commercial deployment, you will establish the financial systems,…

  • Antares · Los Angeles, California, United States

    On-siteFull-timeMid level$120K – $175K a yearEngineering

    As a member of the nuclear engineering team, you will become the responsible engineer for a key component of the Antares reactor design such as reactivity controls and instrumentation, radiation shielding, fuels, materials, thermal hydraulics, safety, or licensing. The ideal…

  • Antares · Los Angeles, California, United States

    Full-timeSenior$160K – $210K a yearEngineering

    As a member of the Antares R&D team, you will be an expert on manufacturing and assembly of cutting edge nuclear reactors. You will be an instrumental member developing Antares’ first R&D facility, inclusive of layout, special processes, hazardous material handling, and machine…

  • Antares · Los Angeles, California, United States

    Full-timeMid level$95K – $150K a yearEngineering

    As a member of the Antares R&D team, you will be an expert on manufacturing and assembly of cutting edge nuclear reactors. You will be an instrumental member developing Antares’ first R&D facility, inclusive of layout, special processes, hazardous material handling, and machine…

  • Antares · Los Angeles, California, United States +1

    On-siteFull-timeSenior$160K – $235K a yearEngineering

    As a member of the Nuclear team, you will be the responsible engineer for the characterization of radiation sources as well as the design and analysis of radiation shielding for reactor operation, shutdown conditions, as well as post operation transportation, storage, and…

  • Antares · Los Angeles, California, United States

    On-siteFull-timeEngineering

    We are continuing to hire talented engineers at Antares for everything from design and analysis, testing, mission management, software development, quality assurance, and operations. If you don’t see an open role that fits your experience but are passionate about creating the…

Updated 07 Nov 2026 10:21 UTC from the OptiTalent job library.