Radiant Industries
Open positions
Staff Fluid Systems Engineer
A senior engineer owns Kaleidos microreactor fluid systems (primary loop and power conversion loop) end to end — from trade studies and thermal-hydraulic analysis through piping design, vendor development, assembly, and testing. Core toolkit: fluid dynamics, thermodynamics, heat exchanger design, FEA/hand calculations, and ASME piping codes.
Senior Fluid Systems Engineer
Senior Fluid Systems Engineer at Radiant Industries will own Kaleidos microreactor fluid systems (primary loop and power conversion) from design through build and production, doing trade studies, thermal-hydraulic analysis, piping design, vendor development, BOM management, and testing. Core skills: fluid dynamics, thermodynamics, heat exchangers, FEA, and Matlab/Python modeling.
Senior Software Engineer, Frontend
Senior frontend engineer owning the UI for Radiant's in-house telemetry and fleet management platform for its portable nuclear microreactor, Kaleidos. Day to day: building reliable, high-performance React + TypeScript (Vite) interfaces for real-time telemetry streaming, data analysis, and complex device configuration, 100% onsite in El Segundo, CA.
Engineering Manager, Integration & Test
About Radiant Radiant is an El Segundo, CA-based company building the world's only mass-produced, transportable nuclear microreactors. The U.S. grid is under growing strain, with power demand accelerating, driving…
Senior System Administrator
Senior System Administrator who owns Radiant's day-to-day IT: the Microsoft 365 GCC High tenant, Entra ID identity/access automation, Intune endpoint management, Defender and Purview email/data security, SaaS like Box and Slack, and AWS workloads — while implementing CMMC controls as normal work. 100% onsite at El Segundo, CA HQ.
Senior Automation and Controls Engineer
About Radiant Radiant is an El Segundo, CA-based company building the world's only mass-produced, transportable nuclear microreactors. The U.S. grid is under growing strain, with power demand accelerating, driving…
Principal Electrical Engineer, Integration & Test
About Radiant Radiant is an El Segundo, CA-based company building the world's only mass-produced, transportable nuclear microreactors. The U.S. grid is under growing strain, with power demand accelerating, driving…
Mechanical Engineer, Fluid Systems
About Radiant Radiant is an El Segundo, CA-based company building the world's only mass-produced, transportable nuclear microreactors. The U.S. grid is under growing strain, with power demand accelerating, driving…
Staff Mechanical Engineer, Fluid Systems
About Radiant Radiant is an El Segundo, CA-based company building the world's only mass-produced, transportable nuclear microreactors. The U.S. grid is under growing strain, with power demand accelerating, driving…
Senior Mechanical Engineer, Fluid Systems
About Radiant Radiant is an El Segundo, CA-based company building the world's only mass-produced, transportable nuclear microreactors. The U.S. grid is under growing strain, with power demand accelerating, driving…
Senior Electrical Engineer, Controls
About Radiant Radiant is an El Segundo, CA-based company building the world's only mass-produced, transportable nuclear microreactors. The U.S. grid is under growing strain, with power demand accelerating, driving…