Antares Nuclear

Antares Nuclear is an advanced nuclear energy company developing factory-produced fission microreactors designed for strategic energy applications on Earth, in space, and underwater. Their flagship product, the R1 Microreactor, delivers between 100 kilowatts and 1 megawatt of electrical power for six or more years, utilizing TRISO coated particle fuel in a prismatic graphite core, sodium heat pipes for passive heat transfer, and a nitrogen Brayton cycle for efficient power conversion. The company emphasizes simple, reliable engineering optimized for manufacturability and deployment in remote or contested environments, including defense-critical assets.

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San Jose

View website: https://antaresindustries.com
Founded: 2022

Antares Nuclear in social media

Founded: LinkedIn
: Twitter

Senior Power Electronics Engineer

Full time

energy

Los Angeles, United States

Published at: 2026-08-05
Senior/Staff Electrical Systems Engineer

Full time

energy

Los Angeles, United States

Published at: 2026-08-05
Harnessing Engineer

Full time

energy

Los Angeles, United States

Published at: 2026-08-05
Senior Nuclear Engineer

Full time

energy

Los Angeles, United States

Published at: 2026-08-05
R&D Machinist I-III

Full time

energy

Los Angeles, United States

Published at: 2026-08-04
Turbomachinery Engineer

Full time

energy

Los Angeles, United States

Published at: 2026-08-01
General Counsel

Full time

energy

Los Angeles, United States

Published at: 2026-07-31
Enterprise Software Engineer

Full time

energy

Los Angeles, United States

Published at: 2026-07-30
Nuclear Operations Lead

Full time

energy

Idaho Falls, United States

Published at: 2026-07-27
Nuclear Operations Engineer

Full time

energy

Idaho Falls, United States

Published at: 2026-07-27
Test Engineer I-II

Full time

energy

Los Angeles, United States

Published at: 2026-07-24
Creative Lead

Full time

energy

Los Angeles, United States

Published at: 2026-07-23
Firmware Engineer I-II

Full time

energy

Los Angeles, United States

Published at: 2026-07-23
Welding Engineer

Full time

energy

Los Angeles, United States

Published at: 2026-07-22
Electrical Engineer II

Full time

energy

Los Angeles, United States

Published at: 2026-07-22
Materials Engineer, Ceramics

Full time

energy

Los Angeles, United States

Published at: 2026-07-22
Materials Engineer II

Full time

energy

Los Angeles, United States

Published at: 2026-07-22
Senior Systems Engineer

Full time

energy

Los Angeles, United States

Published at: 2026-07-22
Senior CAD Systems Engineer (NX)

Full time

energy

Los Angeles, United States

Published at: 2026-07-18
Senior Firmware Engineer

Full time

energy

Los Angeles, United States

Published at: 2026-07-17
Test Technician I-II

Full time

energy

Los Angeles, United States

Published at: 2026-07-16
Reactor Software Engineer I-II

Full time

energy

Los Angeles, United States

Published at: 2026-07-16
Senior People Business Partner

Full time

energy

Los Angeles, United States

Published at: 2026-07-15
Thermal - Fluids Analyst I / II

Full time

energy

Los Angeles, United States

Published at: 2026-07-15
Controller

Full time

energy

Los Angeles, United States

Published at: 2026-07-14
Senior Test Technician

Full time

energy

Los Angeles, United States

Published at: 2026-07-02
Thermo - Mechanical Design Engineer - Heat Pipes

Full time

energy

Los Angeles, United States

Published at: 2026-07-02
Senior, Civil Engineer – Reactor Deployments

Full time

energy

Los Angeles, United States

Published at: 2026-06-29
Senior, Thermo-Mechanical Design Engineer - Reactor Cavity Cooling Systems

Full time

energy

Los Angeles, United States

Published at: 2026-06-29
Mission Engineer

Full time

energy

Los Angeles, United States

Published at: 2026-06-27
Senior Mechanical Design Engineer - Space

Full time

energy

Los Angeles, United States

Published at: 2026-06-27
Systems Administrator

Full time

energy

Los Angeles, United States

Published at: 2026-06-25
Nuclear Engineer I/II

Full time

energy

Los Angeles, United States

Published at: 2026-06-24
Senior Nuclear Engineer

Full time

energy

Los Angeles, United States

Published at: 2026-06-24
Staff Space Electrical Engineer

Full time

energy

Los Angeles, United States

Published at: 2026-06-23
Counsel

Full time

energy

Los Angeles, United States

Published at: 2026-06-16
Senior Software Engineer

Full time

energy

Los Angeles, United States

Published at: 2026-06-12
R&D Machinist I-III

Full time

energy

Los Angeles, United States

Published at: 2026-06-06
Senior Manufacturing Engineer, Electrical Engineering

Full time

energy

Los Angeles, United States

Published at: 2026-06-04
Manufacturing Engineer I-II, Machining

Full time

energy

Los Angeles, United States

Published at: 2026-05-28
Senior Build Quality Engineer

Full time

energy

Los Angeles, United States

Published at: 2026-05-26
Director, Construction - Reactor Deployments

Full time

energy

Los Angeles, United States

Published at: 2026-05-21
Senior Quality Inspector

Full time

energy

Los Angeles, United States

Published at: 2026-05-07
Supply Chain Manager

Full time

energy

Los Angeles, United States

Published at: 2026-02-06
Sr. Supply Chain Engineer

Full time

energy

Los Angeles, United States

Published at: 2026-02-06
Manufacturing Leader

Full time

energy

Los Angeles, United States

Published at: 2026-02-06
Government Affairs Manager

Full time

energy

Remote DC

Published at: 2026-01-07
Radiation Shielding Engineer

Full time

energy

Los Angeles, United States

Published at: 2026-01-05
Senior Mechanical Design Engineer - Cover Gas Systems

Full time

energy

Los Angeles, United States

Published at: 2025-12-30
General Application for Engineers

Full time

energy

Los Angeles, United States

Published at: 2024-09-10

Antares Nuclear

Contact us

San Jose

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