Jobs at Antares

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  Staff-Principal Tooling Design Engineer

  7 weeks ago

  Antares · Los Angeles, California, United States

  Full-timeLead / staff$170K – $250K a yearEngineering

  Own the design, development, fabrication, qualification, and implementation of tooling and ground support equipment required to manufacture, assemble, test, transport, install, service, and ultimately decommission Antares R1 microreactors.; Work directly with manufacturing,…

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  Staff-Principal Reliability Engineer

  7 weeks ago

  Antares · Los Angeles, California, United States

  Full-timeLead / staff$170K – $250K a yearEngineering

  Own quantitative reliability analysis for the Antares R1 microreactor, including development and maintenance of reactor and plant level reliability, availability, and capacity factor models.; Establish reliability targets for reactor systems, subsystems, and critical components…

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  Supply Chain Manager

  7 weeks ago

  Antares · Los Angeles, California, United States

  Full-timeMid level$145K – $200K a yearOperations

  As an early member of the Antares supply chain team, you will define and execute the strategic roadmap required for the company to successfully iterate through prototyping and into full-rate production. This will include identifying and developing suppliers across many…

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  Embedded Controls Engineer - PCS (Power Conversion System)

  8 weeks ago

  Antares · Los Angeles, California, United States

  Full-timeMid level$125K – $175K a yearEngineering

  We are seeking an Embedded Controls Engineer to own and expand the control software for a power conversion system (PCS). This is a hands-on model-based controls and embedded-software role responsible for evolving an existing Simulink implementation into a robust real-time…

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  Recruiting Coordinator

  8 weeks ago

  Antares · Los Angeles, California, United States

  On-siteFull-timeEntry level$27.00 – $35.00 an hourPeople & HR

  The People & Talent team at Antares is responsible for building the team that will help bring our mission to life. As Antares continues to grow, Recruiting plays a critical role in finding and hiring the highly specialized talent needed across engineering, manufacturing,…

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  Enterprise Software Engineer

  8 weeks ago

  Antares · Los Angeles, California, United States

  Full-timeMid level$125K – $175K a yearEngineering

  As an early member of Antares' quality systems function, you will help build the operating backbone that connects supplier execution, manufacturing, purchasing, quality, engineering, and finance. This role owns the practical systems and workflows that keep physical work moving:…

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  Reliability Engineer II-Senior

  8 weeks ago

  Antares · Los Angeles, California, United States

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

  Own quantitative reliability analysis for the Antares R1 microreactor, including development and maintenance of reactor and plant level reliability, availability, and capacity factor models.; Establish reliability targets for reactor systems, subsystems, and critical components…

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  Tooling Design Engineer II-Senior

  8 weeks ago

  Antares · Los Angeles, California, United States

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

  Own the design, development, fabrication, qualification, and implementation of tooling and ground support equipment required to manufacture, assemble, test, transport, install, service, and ultimately decommission Antares R1 microreactors.; Work directly with manufacturing,…

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  Business Development Manager

  2 months ago

  Antares · Washington, District of Columbia, United States

  Full-timeSenior$130K – $220K a yearSales

  Antares is seeking a Business Development Manager to help build the U.S. commercial market for its microreactors. This person will identify and evaluate potential customers and applications across energy-intensive industries, translate broad market opportunities into specific…

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  Senior-Staff Embedded Software Engineer

  2 months ago

  Antares · Los Angeles, California, United States

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

  Antares is seeking a Senior or Staff Embedded Software Engineer to build the real-time software that operates and tests our first-of-a-kind microreactor hardware. This software sits between custom electronics and reactor control infrastructure, translating sensor data,…

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  Senior Electrical Engineer

  2 months ago

  Antares · Los Angeles, California, United States

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

  As a Senior 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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  Mission Engineer II

  2 months ago

  Antares · Los Angeles, California, United States

  Full-timeMid level$112K – $150K a yearEngineering

  As a key member of the Mission Engineering team, you will lead programs across commercial, defense, and space microreactor missions – both on Earth and in space. You will serve as a primary technical point of contact for customers and stakeholders, driving the development,…

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  Mechanical Design Engineer II - Reactivity Controls

  2 months ago

  Antares · Los Angeles, California, United States

  Full-timeMid level$115K – $185K a yearEngineering

  As the Responsible Engineer for Reactivity Controls – Mechanical, you will lead

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  Senior Mechanical Design Engineer - Reactivity Controls

  2 months ago

  Antares · Los Angeles, California, United States

  Full-timeSenior$115K – $185K a yearEngineering

  As the Responsible Engineer for Reactivity Controls – Mechanical, you will lead

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  Structural Analyst II

  2 months ago

  Antares · Los Angeles, California, United States

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

  As an analyst at Antares your primary responsibility will be building and running thermal-structural models of components and subsystems throughout the reactor core and power conversion system to ensure our designs will meet thermal, mechanical, operational, and performance…

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  Senior Manufacturing Engineer, Fabrication

  2 months ago

  Antares · Los Angeles, California, United States

  Full-timeSenior$140K – $190K a yearEngineering

  As a Senior Manufacturing Engineer – Fabrication at Antares, you will own the development and maturation of manufacturing processes used to build critical reactor hardware. You will work across design, materials, quality, and manufacturing to turn first-of-a-kind designs into…

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  Mechanical Design Engineer II (PCS)

  2 months ago

  Antares · Los Angeles, California, United States

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

  As a Mechanical Design Engineer on the Power Conversion System (PCS), you will design the hardware that turns a set of individually developed machines (turbomachinery, motor-generator, recuperator, and primary heat exchanger) into one installed, testable, and operable power…

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  Senior/Staff Nuclear Safety Analysis Engineer

  2 months ago

  Antares · Los Angeles, California, United States

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

  Antares Industries is seeking a Senior or Staff Nuclear Safety Analysis Engineer to take ownership of the safety analysis product delivered in support of the final design of the Mark 1 reactor. This individual will lead intact-event (non-breach) safety analysis, drive source…

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  Thermo-Mechanical Engineer II

  2 months ago

  Antares · Los Angeles, California, United States

  Full-timeMid level$115K – $185K a yearEngineering

  As the Thermal-Mechanical Engineer for Integration of the Power Conversion System (PCS), you will own how heat moves through the Power Conversion System, including the thermal budget and its impact on hardware over time. Your scope runs from the thermal energy budget of the…

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  Senior Thermo-Mechanical Engineer

  2 months ago

  Antares · Los Angeles, California, United States

  Full-timeSenior$115K – $185K a yearEngineering

  As the Thermal-Mechanical Engineer for Integration of the Power Conversion System (PCS), you will own how heat moves through the PCS, including the thermal budget and its impact on hardware over time. Your scope runs from the system-level thermal energy budget down to the…

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