Senior Mechanical Design Engineer - Reactivity Controls
Antares
About this role
The Senior Mechanical Design Engineer - Reactivity Controls at Antares leads the design, development, testing, and validation of mechanical systems that manage reactor reactivity and ensure safe reactor operation. This role involves creating custom actuation solutions and specifying design criteria while collaborating with cross-functional teams to define system architecture. Candidates should have significant experience in precision control mechanisms, preferably in nuclear, aerospace, or robotics, and must be proficient in CAD and analysis tools such as NX and ANSYS.
Skills
Qualifications
About Antares
antaresindustries.comAntares is a pioneering company focused on developing advanced nuclear reactor technologies, primarily aimed at applications in space and mission-critical facilities. Their innovative solutions, such as the R1 microreactor, provide modular and adaptable energy generation systems that can operate for extended periods without a sustaining supply chain. With a commitment to reliability and efficiency, Antares leverages cutting-edge materials and control systems to enhance energy resilience and performance in extreme environments. The company is dedicated to leading the way in strategic energy solutions from Earth to the asteroid belt.
Recent company news
Microreactor startup Antares raises $96M for land, sea, and space-based nuclear power
Dec 2, 2025
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2 days ago
Antares’ Commercial premiums rise 11.4% as overall CoR improves in 2025
6 days ago
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1 month ago
Antares Group posts profit amid wildfire and Ukraine hits
6 days ago
About Antares
Headquarters
San Francisco, CA
Company Size
201-500 employees
Founded
2018
Industry
Technology
Glassdoor Rating
4.2 / 5
Leadership Team
Sarah Johnson
Chief Executive Officer
Michael Chen
Chief Technology Officer
Emily Williams
VP of Engineering
David Rodriguez
VP of Product
Jessica Thompson
Chief Financial Officer
Andrew Park
VP of Sales
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View leadership team, funding history,
and employee contacts for Antares.
Salary
$140k – $185k
per year