Jobs

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  Mechanical Engineer - Electronics Packaging

  2 months ago

  Antares · Los Angeles, California, United States

  Full-timeMid level$115K – $190K a yearEngineering

  As a Mechanical Design Engineer in our Electronic Hardware, you'll serve as the Responsible Engineer (RE) for the mechanical design and development of hardware supporting the reactor's electronic systems. This includes the design of enclosures, equipment racks, mounting…

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  Senior Power Electronics Engineer

  3 months ago

  Antares · Los Angeles, California, United States

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

  This role owns the high-power electrical architecture of the plant. At the center is the common DC bus that connects the battery energy storage system, reactor power conversion system, and grid-tied inverter through a network of DC/DC converters. As the technical owner of this…

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  Senior/Staff Electrical Systems Engineer

  3 months ago

  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.…

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  Senior Nuclear Engineer

  3 months ago

  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…

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  Test Engineer II-Senior

  3 months ago

  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,…

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  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…

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  Nuclear Operations Engineer

  3 months ago

  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…

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  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,…

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  Electrical Engineer I/II

  3 months ago

  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.

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  Senior Systems Engineer

  3 months ago

  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…

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  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,…

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  Nuclear Engineer II

  4 months ago

  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…

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  Senior Manufacturing Engineer, Electrical Engineering

  5 months ago

  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…

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  Manufacturing Engineer I-II, Machining

  5 months ago

  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…

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  Senior Radiation Shielding Engineer

  10 months ago

  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…

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  General Application for Engineers

  26 months ago

  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 06 Nov 2026 09:37 UTC from the OptiTalent job library.