Senior Mechanisms Engineer
Radiant
About this role
Radiant is hiring a Senior Mechanisms Engineer to contribute to Kaleidos, a portable 1-MW microreactor, by advancing the design and development of critical mechanical systems. The role sits at the intersection of hardware design and nuclear power innovation and will support advancing Radiant’s first commercial reactor program. This position is based at the company’s El Segundo headquarters and contributes to a rapidly moving startup environment.
Skills
Qualifications
About Radiant
radiantcareers.comRadiant Careers is a career coaching and talent-advisory firm that helps professionals clarify goals, strengthen personal brand, and accelerate job searches. They provide personalized services such as resume and LinkedIn optimization, interview preparation, job-search strategy, and salary negotiation coaching—typically delivered virtually. Radiant Careers emphasizes confidence-building and market positioning to help mid‑career and executive clients make strategic career moves and secure better opportunities.
Recent company news
Neutron BytesRadiant’s Spectacular Day; Nuclear Startup Raises Over $300 Million
Dec 21, 2025
ReutersBrookfield's new AI unit Radiant valued at $1.3 billion after merger with UK startup, sources say
2 weeks ago
Tennessee Department of Economic & Community DevelopmentRadiant Selects Tennessee to Build World’s First Mass-Produced Nuclear Generator Factory
Oct 13, 2025
TechCrunchRadiant Nuclear raises $300M for its semi-sized 1 MW reactor
Dec 17, 2025
Yahoo FinanceBrookfield Launches Radiant as first vertically integrated AI Infrastructure Company Through Merger with Ori Industries
2 weeks ago
About Radiant
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 Radiant .
Salary
$131k – $178k
per year