
Jobs at Antares
Antares Nuclear develops and manufactures factory-produced fission microreactors for strategic energy applications on Earth, in space, and underwater. Its Mark-0 reactor uses heat-pipe cooling and targets defense, remote industrial, and other critical missions.
- Industry
- Climate & Energy, Aerospace & Defense, Industrial & Manufacturing
- Company size
- 51–200 employees
- Stage
- Series C
- Open roles
- 87
- R&D Technician II-IIILos Angeles, CAFull-time · On-site—
- Senior-Staff Enterprise Software EngineerLos Angeles, CAFull-time · On-site$160,000–235,000
- Environmental Lab ManagerLos Angeles, CAFull-time · On-site$160,000–225,000
- Thermo-Mechanical Engineer, Heat ExchangerLos Angeles, CAFull-time · On-site$145,000–190,000
- Senior Structures EngineerLos Angeles, CAFull-time · On-site$145,000–190,000
- Nuclear Instrumentation & Controls EngineerLos Angeles, CAFull-time · On-site$125,000–210,000
- Staff Piping Stress Design Engineer (PCS)Los Angeles, CAFull-time · On-site$150,000–220,000
- Senior Motor-Generator EngineerLos Angeles, CAFull-time · On-site$145,000–220,000
- IT Helpdesk TechnicianLos Angeles, CAFull-time · On-site$30–58 / hr
- Senior Manufacturing Engineer - Supply Chain (Electrical/Electromechanical)Los Angeles, CAFull-time · On-site$115,000–190,000
- Senior Mechanical Design Engineer - SpaceLos Angeles, CAFull-time · On-site$145,000–190,000
- Senior Mechanical Engineer, Piping SystemsLos Angeles, CAFull-time · On-site$150,000–190,000
- Senior Thermal Fluids AnalystLos Angeles, CAFull-time · On-site$150,000–190,000
- CNC Programmer IIILos Angeles, CAFull-time · On-site$41–51 / hr
- Test Technician IVLos Angeles, CAFull-time · On-site—
- Mechanical Design Engineer I/II - SpaceLos Angeles, CAFull-time · On-site$90,000–150,000
- Build Engineer I/II - SpaceLos Angeles, CAFull-time · On-site$90,000–185,000
- Senior-Staff Manufacturing Engineer, Assembly & IntegrationLos Angeles, CAFull-time · On-site$140,000–225,000
- Senior/Staff Space Systems Electrical EngineerLos Angeles, CAFull-time · On-site$160,000–235,000
- Senior AccountantLos Angeles, CAFull-time · On-site$150,000–180,000
- Senior Software Engineer, Hardware Test PlatformLos Angeles, CAFull-time · On-site$160,000–210,000
- Senior Thermo-Mechanical EngineerLos Angeles, CAFull-time · On-site$115,000–185,000
- R&D Welding & Fabrication Technician IIILos Angeles, CAFull-time · On-site—
- R&D Machinist ILos Angeles, CAFull-time · On-site—
- Technical RecruiterLos Angeles, CAFull-time · On-site$90,000–150,000
- Build Quality Engineer II-SeniorLos Angeles, CAFull-time · On-site—
- Senior Test Engineer - SpaceLos Angeles, CAFull-time · On-site$140,000–190,000
- R&D Machinist III-IVLos Angeles, CAFull-time · On-site—
- Harnessing EngineerLos Angeles, CAFull-time · On-site$125,000–210,000
- Strategic Finance AssociateLos Angeles, CAFull-time · On-site$150,000–180,000
- Senior Thermal Analyst - SpaceLos Angeles, CAFull-time · On-site$145,000–185,000
- Senior Structural Analyst - SpaceLos Angeles, CAFull-time · On-site$145,000–185,000
- Space Mechanical Design Engineering Intern - Summer 2027Los Angeles, CAInternship · On-site$34 / hr
- Head of Marketing & CommunicationsLos Angeles, CAFull-time · On-site$150,000–220,000
- Equipment Reliability EngineerLos Angeles, CAFull-time · On-site$115,000–150,000
- Materials EngineerLos Angeles, CAFull-time · On-site—
- Staff-Principal Tooling Design EngineerLos Angeles, CAFull-time · On-site—
- Staff-Principal Reliability EngineerLos Angeles, CAFull-time · On-site—
- Software Intern - Summer 2027Los Angeles, CAInternship · On-site—
- Software Engineering Intern - Summer 2027Los Angeles, CAInternship · On-site—
- Quality Engineering Intern - Summer 2027Los Angeles, CAInternship · On-site—
- Supply Chain ManagerLos Angeles, CAFull-time · On-site—
- Staff Turbomachinery Design EngineerLos Angeles, CAFull-time · On-site$140,000–185,000
- IT Helpdesk Intern - Summer 2027Los Angeles, CAInternship · On-site—
- Business Operations Finance Intern - Summer 2027Los Angeles, CAInternship · On-site—
- Senior, Turbomachinery Design EngineerLos Angeles, CAFull-time · On-site$140,000–185,000
- Senior, Turbomachinery Design EngineerLos Angeles, CAFull-time · On-site$140,000–185,000
- Embedded Controls Engineer - PCS (Power Conversion System)Los Angeles, CAFull-time · On-site—
- Nuclear Engineering Intern - Summer 2027Los Angeles, CAInternship · On-site—
- Mechanical Engineering Design Intern - Summer 2027Los Angeles, CAInternship · On-site—
- Electrical Engineering Intern - Summer 2027Los Angeles, CAInternship · On-site—
- Recruiting CoordinatorLos Angeles, CAFull-time · On-site—
- Senior-Staff Reliability EngineerLos Angeles, CAFull-time · On-site—
- Tooling Design Engineer II-SeniorLos Angeles, CAFull-time · On-site—
- Senior Electrical EngineerLos Angeles, CAFull-time · On-site—
- Senior Mechanical Design Engineer - Reactivity ControlsLos Angeles, CAFull-time · On-site$145,000–185,000
- Mechanical Design Engineer II - Reactivity ControlsLos Angeles, CAFull-time · On-site$115,000–150,000
- Senior Mission EngineerLos Angeles, CAFull-time · On-site$145,000–185,000
- Structural Analyst IILos Angeles, CAFull-time · On-site—
- Mission Engineer IILos Angeles, CAFull-time · On-site$115,000–150,000
- Senior Manufacturing Engineer, FabricationLos Angeles, CAFull-time · On-site—
- Senior Mechanical Design Engineer (PCS)Los Angeles, CAFull-time · On-site$145,000–185,000
- Mechanical Design Engineer II (PCS)Los Angeles, CAFull-time · On-site$115,000–150,000
- Senior/Staff Nuclear Safety Analysis EngineerLos Angeles, CAFull-time · On-site—
- Thermo-Mechanical Engineer IILos Angeles, CAFull-time · On-site$115,000–150,000
- Senior Thermo-Mechanical EngineerLos Angeles, CAFull-time · On-site$140,000–185,000
- Mechanical Design Engineer II Los Angeles, CAFull-time · On-site—
- Senior Power Electronics EngineerLos Angeles, CAFull-time · On-site—
- Senior/Staff Electrical Systems EngineerLos Angeles, CAFull-time · On-site$150,000–185,000
- Senior Nuclear EngineerLos Angeles, CAFull-time · On-site—
- General CounselLos Angeles, CAFull-time · On-site$130 / hr
- Enterprise Software EngineerLos Angeles, CAFull-time · On-site$130 / hr
- Test Engineer I-IILos Angeles, CAFull-time · On-site$130 / hr
- Welding EngineerLos Angeles, CAFull-time · On-site$130 / hr
- Senior, Systems EngineerLos Angeles, CAFull-time · On-site$130 / hr
- Senior Firmware EngineerLos Angeles, CAFull-time · On-site$130 / hr
- ControllerLos Angeles, CAFull-time · On-site$130 / hr
- Electrical Engineer I/IILos Angeles, CAFull-time · On-site$130 / hr
- Nuclear Engineer I/IILos Angeles, CAFull-time · On-site$130 / hr
- Senior Manufacturing Engineer, Electrical Engineering Los Angeles, CAFull-time · On-site$130 / hr
- Manufacturing Engineer I-II, MachiningLos Angeles, CAFull-time · On-site$130 / hr
See all 87 Antares roles
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