Senior Fluid Systems Engineer
Radiant — Tracked from its ashby job board
About the role
ABOUT RADIANT Radiant is an El Segundo, CA-based startup building the world’s first mass-produced, portable nuclear microreactors. The company’s first reactor, Kaleidos, is a 1-megawatt, fail-safe microreactor that can be transported…
What the index says about this role
- First seen by JobLarper — Oct 13, 2026, 4 days ago. Older postings collect hundreds of applicants — a tailored résumé matters more the longer a role has been live.
- What DevOps & Site Reliability Engineer roles ask for — across 1,493 indexed openings: Cloud (48%), Python (39%), REST/APIs (33%), Go (29%), React Native (24%). This posting names Python, React Native.
- Radiant is hiring actively — 66 open roles indexed, 18 first appeared in the last 30 days.
Derived from the 28,470 roles JobLarper indexes daily from official company boards — not from the job description above.
⚡ JobLarper watched this role appear on Radiant's official board on Oct 12, 2026. Sign up free to get alerted minutes after roles like this go live, and tailor your real résumé to the exact description — nothing invented.
More open roles at Radiant
- ERP Solutions Engineer, FinanceEl Segundo, CA · Mid · $115K – $168K • Offers Equity
- Senior Safety Analysis EngineerEl Segundo, CA · Senior+ · $150,025 – $211,838 • Offers Equity
- Senior Reactor EngineerEl Segundo, CA · Senior+ · $150,025 – $211,838 • Offers Equity
- Staff Fluid Systems EngineerEl Segundo, CA · Senior+ · $158,000 – $219,450 • Offers Equity
- Mechanisms EngineerEl Segundo, CA · Mid · $133.5K – $184.8K • Offers Equity
- Lead Nuclear Materials EngineerEl Segundo, CA · Senior+ · $140,500 – $202,475 • Offers Equity
- Reactor Operations EngineerEl Segundo, CA · Mid · $106,500 – $146,475 • Offers Equity
- Staff Manufacturing Engineer, DFMEl Segundo, CA · Senior+ · $160K – $210K • Offers Equity
All 66 open roles at Radiant →
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