Antares Nuclear Jobs - Page 4

Open positions at Antares Nuclear, newest first. Each listing links to the company's own application page.

Open positions
85

Newest Antares Nuclear openings

  • Los Angeles, CA (On-site) · 30 days ago

    As a Materials Engineer you will aid in the development and qualification of all materials in Antares’ reactor systems.

    • Full-time
    • Mid-level
    • 2+ years
    • optical microscopy
    • electron microscopy
    • mechanical property evaluation
  • Los Angeles, CA (On-site) · 30 days ago

    At Antares, our long-term mission is to make clean energy abundant from Earth to the Asteroid Belt. We’re fueled by the belief that advanced nuclear energy can strengthen our military…

    • Internship
    • Entry level
    • mechanical design
    • CAD
    • prototype testing
  • Los Angeles, CA (On-site) · 30 days ago

    At Antares, our long-term mission is to make clean energy abundant from Earth to the Asteroid Belt. We’re fueled by the belief that advanced nuclear energy can strengthen our military…

    • Internship
    • Entry level
    • circuit design
    • PCB design
    • electronics debugging
  • Los Angeles, CA (On-site) · 30 days ago

    At Antares, our long-term mission is to make clean energy abundant from Earth to the Asteroid Belt. We’re fueled by the belief that advanced nuclear energy can strengthen our military…

    • Part-time
    • Entry level
    • financial analysis
    • Python
    • data analysis
  • Los Angeles, CA (On-site) · 30 days ago

    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…

    • Full-time
    • Senior
    • 5+ years
    • thermal analysis FEA CFD
    • high-temperature insulation design
    • heat exchanger sizing
  • Los Angeles, CA (On-site) · 30 days ago

    Own quantitative reliability analysis for the Antares R1 microreactor, including development and maintenance of reactor and plant level reliability, availability, and capacity factor models.

    • Full-time
    • Lead / Staff
    • 8+ years
    • reliability block diagrams
    • FMEA/FMECA
    • Weibull analysis
  • Los Angeles, CA (On-site) · 30 days ago

    At Antares, our long-term mission is to make clean energy abundant from Earth to the Asteroid Belt. We’re fueled by the belief that advanced nuclear energy can strengthen our military…

    • Full-time
    • Executive
    • 12+ years
    • FAR/DFARS
    • ITAR
    • EAR compliance
  • Los Angeles, CA (On-site) · 30 days ago

    At Antares, our long-term mission is to make clean energy abundant from Earth to the Asteroid Belt. We’re fueled by the belief that advanced nuclear energy can strengthen our military…

    • Full-time
    • Lead / Staff
    • 3+ years
    • MRP
    • ERP
    • supplier development
  • Controller

    On-site

    Los Angeles, CA (On-site) · 30 days ago

    At Antares, our long-term mission is to make clean energy abundant from Earth to the Asteroid Belt. We’re fueled by the belief that advanced nuclear energy can strengthen our military…

    • Full-time
    • Lead / Staff
    • 5+ years
    • U.S. GAAP
    • monthly close
    • audited financial statements
  • Los Angeles, CA (On-site) · 30 days ago

    As a Space Test Engineer on Antares' Mission Engineering team, you will develop and execute tests that demonstrate the performance and reliability of avionics, electrical subsystems, and…

    • Full-time
    • Senior
    • 5+ years
    • avionics verification
    • environmental qualification
    • TVAC testing
  • Test Engineer II-Senior

    $115k – $190k/yr

    Los Angeles, CA (On-site) · 30 days ago

    At Antares, our long-term mission is to make clean energy abundant from Earth to the Asteroid Belt. We’re fueled by the belief that advanced nuclear energy can strengthen our military…

    • Full-time
    • Senior
    • 2+ years
    • CAD
    • test instrumentation
    • thermal testing
  • Los Angeles, CA (On-site) · 30 days ago

    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…

    • Full-time
    • Senior
    • 5+ years
    • ASME BPVC Section VIII
    • GD&T
    • high-temperature materials
  • Los Angeles, CA (On-site) · 30 days ago

    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…

    • Full-time
    • Mid-level
    • 2+ years
    • 3D CAD modeling
    • GD&T
    • engineering drawings and BOMs
  • Los Angeles, CA (On-site) · 30 days ago

    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…

    • Full-time
    • Mid-level
    • 2+ years
    • mechanical design
    • GD&T
    • pressure-retaining fluid hardware
  • Los Angeles, CA · 30 days ago

    Own the design, development, fabrication, qualification, and implementation of tooling and ground support equipment required to manufacture, assemble, test, transport, install, service…

    • Full-time
    • Senior
    • 3+ years
    • 3D CAD
    • tolerance stack-up analysis
    • design for manufacturing and assembly
  • Los Angeles, CA (On-site) · 30 days ago

    As an Equipment Reliability Engineer, you will own the systems and technical work required to keep critical manufacturing equipment safe, available, and capable.

    • Full-time
    • Senior
    • 3+ years
    • CMMS
    • preventive and predictive maintenance
    • root-cause analysis
  • Los Angeles, CA (On-site) · 30 days ago

    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…

    • Full-time
    • Lead / Staff
    • 7+ years
    • FMEA
    • requirements decomposition and verification
    • interface control documents
  • Mission Engineer II

    $115k – $150k/yr

    Los Angeles, CA (On-site) · 30 days ago

    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.

    • Full-time
    • Senior
    • 3+ years
    • thermodynamics
    • heat transfer
    • fluid mechanics
  • Idaho Falls, ID (On-site) · 30 days ago

    At Antares, our long-term mission is to make clean energy abundant from Earth to the Asteroid Belt. We’re fueled by the belief that advanced nuclear energy can strengthen our military…

    • Internship
    • Entry level
    • systems engineering
    • analytical problem-solving
    • technical communication
  • Los Angeles, CA (On-site) · 30 days ago

    This role owns the high-power electrical architecture of the plant.

    • Full-time
    • Senior
    • 5+ years
    • DC bus architecture
    • grid-tied inverters
    • DC/DC conversion

How Rolev.ai helps you apply to Antares Nuclear

Rolev.ai is a job search and application tool for US job seekers. It shows which Antares Nuclear jobs fit your resume, tailors your resume to each posting, and prepares the application for you to review.

  • See how you fit

    Openings from employer career sites are ranked against your whole resume—and searchable inside Claude, ChatGPT, and Cursor via Rolev.ai MCP.

  • Tailor without inventing

    Every change to your resume is checked against your original. New experience goes in only with your yes—zero fabricated claims.

  • Draft the full kit

    Tailored and Full Match resumes, role-specific cover letters, and answers to employer screening questions are prepared in seconds.

  • 1-Click Extension Autofill

    The Chrome extension fills the employer's Greenhouse, Workday, Lever, or Ashby form in 1 click. You review it and press Submit.