Antares Nuclear Jobs
Open positions at Antares Nuclear, newest first. Each listing links to the company's own application page.
- Open positions
- 85
Newest Antares Nuclear openings
Deployment Site Lead
Direct ATSNorth Carolina · today
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…
Turbomachinery Design Engineer II
Direct ATSLos Angeles, CA · 4 days ago
As a Turbomachinery Design Engineer, you will own the mechanical design of turbomachinery components and assemblies for Antares nuclear reactors.
R&D Technician II-III
Direct ATSLos Angeles, CA · 5 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…
Los Angeles, CA · 11 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…
Reactor Operator
Direct ATSIdaho Falls · 11 days ago
We are seeking a Reactor Operator to support the safe and effective operation of Antares’ nuclear reactor systems through testing, startup, deployment, and ongoing operations.
Environmental Lab Manager
Direct ATSLos Angeles, CA · 11 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…
Senior Structures Engineer
Direct ATSLos Angeles, CA · 11 days ago
As a Senior Structures Engineer, you'll lead the design, analysis, and development of critical reactor structures, including the core restraint mechanism, control drum support and mounting…
Los Angeles, CA · 11 days ago
As a Thermo-Mechanical Design Engineer, you will play a key role in developing, designing, qualifying, and deploying advanced heat exchanger systems for cutting-edge energy applications.
Los Angeles, CA · 11 days ago
Antares is seeking a Nuclear Instrumentation & Controls Engineer to support the development, integration, testing, and qualification of nuclear measurement systems and reactor…
Los Angeles, CA · 11 days ago
As a Staff Mechanical Engineer at Antares, you will own the design, analysis, and integration of high-temperature, high-pressure piping systems within our Power Conversion System (PCS).
Senior Motor-Generator Engineer
Direct ATSLos Angeles, CA · 13 days ago
As a Senior Motor-Generator Engineer, you will own the design and development of high-speed motor-generator units (MGUs) for Antares nuclear reactors.
IT Helpdesk Technician
Direct ATSLos Angeles, CA · 13 days ago
As a member of the Antares IT organization, you will keep the technology used by software, engineering, manufacturing, lab, and business teams reliable, secure, and ready for work.
Los Angeles, CA · 14 days ago
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…
Los Angeles, CA (On-site) · 17 days ago
As a Mechanical Design Engineer in the Mission Engineering team, you will primarily own hardware associated with nuclear power systems in space and on the surface of the Moon and Mars.
- Full-time
- Lead / Staff
- 5+ years
- Space system mechanical design
- System configuration and layout
- CAD design (NX or CATIA)
Los Angeles, CA · 17 days ago
As a Senior Mechanical Engineer at Antares, you will own the design, analysis, and integration of high-temperature, high-pressure piping systems within our Power Conversion System (PCS).
Los Angeles, CA (On-site) · 17 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
- Thermal-fluid analysis
- Computational fluid dynamics (CFD)
- Conjugate heat transfer modeling
CNC Programmer III
On-siteLos Angeles, CA (On-site) · 18 days ago
We are looking for an experienced CNC Programmer to lead the development and execution of advanced machining processes for complex components.
- Full-time
- Senior
- 5+ years
- CNC programming
- Multi-axis machining (2-axis, 3-axis, 3+1 rotary, 5-axis, mill/turn)
- CAM software (Esprit or equivalent)
Test Technician IV
On-siteLos Angeles, CA (On-site) · 19 days ago
As a Senior Test Technician on the Antares team, you will work directly alongside Test Engineers to build, operate, instrument, and maintain test infrastructure for the R1 reactor.
- Full-time
- Lead / Staff
- 5+ years
- Test rig and fixture assembly
- Instrumentation integration (thermocouples, pressure transducers, strain gauges)
- Data acquisition systems
Los Angeles, CA (On-site) · 19 days ago
As a Level I or Level II Mechanical Design Engineer in the Mission Engineering team, you will support hardware design and development associated with nuclear power systems in space and on…
- Full-time
- Mid-level
- 1+ years
- Space system mechanical design
- System configuration and layout
- CAD (NX, CATIA)
Build Engineer I/II - Space
On-siteLos Angeles, CA (On-site) · 19 days ago
As a Build Engineer I/II on Antares’ Space team, you will turn engineering designs into hardware that advances nuclear power for space missions.
- Full-time
- Mid-level
- 1+ years
- mechanical hardware assembly
- reading engineering drawings
- interpreting 3D CAD models
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