About the role Radiant is building the world’s first mass‑produced portable nuclear microreactors. We are looking for a Senior Software Engineer to own and evolve the high‑performance computing (HPC)...

About the role Radiant is a fast‑growing startup developing portable nuclear micro‑reactors. The Risk & Compliance Lead will create and own the company’s risk management function, mapping exposure acr...

About the role Radiant is developing the world’s first mass‑produced portable nuclear microreactor. We are looking for a Senior Thermal Engineer to lead CFD and thermal FEA simulations for our 1‑MW Ka...

About the role Radiant is a fast‑growing startup developing portable nuclear micro‑reactors. We are looking for a Senior Nuclear Engineer to lead the development of neutronics modeling and reactor phy...

About the role Radiant Industries is building the world’s first mass‑produced portable nuclear microreactors. The company is seeking a senior Investor Relations Director to design and lead the IR func...

About the role Radiant Industries is developing the world’s first mass‑produced portable nuclear microreactors. The Supply Reliability Engineer will design and run supplier programs that prevent quali...

About the role Radiant Industries is developing the world’s first mass‑produced portable nuclear microreactor. The Senior Thermal Modeling Engineer will lead high‑fidelity CFD and thermal FEA simulati...

About the role Radiant is developing the world’s first mass‑produced portable nuclear microreactors. The Manager, Regulatory Systems Engineering will lead the licensing and regulatory approval process...

About the role Radiant Industries is developing the world’s first mass‑produced portable nuclear microreactor. The company seeks a Principal Embedded Software Engineer to define and lead the embedded...

About the role Radiant Industries is developing the world’s first mass‑produced portable nuclear microreactors. The 2026 New Graduate Mechanical Engineer – Fluid Systems will own the design, build and...

About the role Radiant Industries is developing the world’s first mass‑produced portable nuclear microreactors. The Senior Power Electronics Engineer will lead the design of power‑electronics hardware...

About the role Radiant, a startup developing portable nuclear microreactors, is looking for a Senior System Administrator to own and operate its Microsoft 365 GCC High environment and related identity...

About the role Radiant, a startup developing portable nuclear microreactors, is looking for a Senior Technical Program Manager to own visibility and delivery across its IT and security program portfol...

About the role Radiant, a startup developing portable nuclear microreactors, is looking for a Permitting Manager to lead the final, on‑the‑ground step of deploying its Kaleidos reactor. The role focus...

About the role Radiant, a startup developing portable nuclear microreactors, is looking for a Director of Nuclear Engineering to shape the design and analysis strategy for its fleet of 1‑MW reactors....

About the role Radiant, a startup developing portable nuclear micro‑reactors, is looking for a Senior Civil Engineer to lead the design of concrete and precast structural systems for its manufacturing...

About the role Radiant, an innovative startup developing portable nuclear micro‑reactors, is seeking a Director of Business Development to lead pipeline creation from El Segundo, CA. Reporting to the...

About the role Radiant, a startup developing portable nuclear microreactors, is looking for a Senior Thermofluids Systems Engineer to lead system‑level thermodynamic modeling of its power‑conversion a...

About the role Radiant, a startup developing portable nuclear micro‑reactors, is looking for an IT Support Analyst to be the first line of technical assistance for its employees. Based in El Segundo,...

About the role Radiant, an innovative startup developing portable nuclear micro‑reactors, is looking for a proactive Strategic Sourcing Manager. You will lead the discovery, qualification, and onboard...