Summer 2026 Internship - Nuclear Engineer - El Segundo, California, United States

Radiant is seeking a highly motivated nuclear engineer responsible for developing nuclear engineering solutions for their Kaleidos microreactor. · ...

Radiant is seeking a highly motivated nuclear engineer responsible for developing nuclear engineering solutions for our Kaleidos microreactor. · ...

Radiant is seeking a highly motivated nuclear engineer responsible for developing nuclear engineering solutions for Kaleidos microreactor. ...

Radiant is seeking a driven Senior Nuclear Engineer to join our team You will own modeling methods and reactor physics calculations of neutronics parameters such as reactivity, kinetics parameters, and energy deposition distributions used within our cutting-edge custom-made Digit ...

Radiant is seeking a driven Senior Nuclear Engineer to join our team. You will own modeling methods and reactor physics calculations of neutronics parameters such as reactivity, kinetics parameters, and energy deposition distributions used within our cutting-edge custom-made Digi ...

Radiant is seeking a nuclear engineer responsible for designing and implementing nuclear-specific testing operations at our 2026 demonstration. · ...

Radiant is seeking a nuclear engineer responsible for designing and implementing nuclear-specific testing operations at its demonstration in 2026. The engineer will design a large portion of the test campaign, providing analysis to verify that the proposed testing is safe and mee ...

Radiant is an El Segundo-based startup building the world's first mass-produced portable nuclear microreactors. · The company's first reactor Kaleidos is a one-megawatt failsafe microreactor that can be transported anywhere power is needed and run for up to five years without ref ...

+Job summary · A Nuclear Engineering Intern will assist with nuclear design and analysis tasks, including shielding, neutronics, thermal, and fuel-related studies. · +Assist with nuclear design and analysis tasks. · Support coupled neutronics and thermal calculations. · Document ...

Radiant is seeking a highly motivated Nuclear Engineering Intern to support the design and analysis of nuclear systems for a 1MW HTGR nuclear microreactor. · Assist with nuclear design and analysis tasks, including shielding, neutronics, thermal, and fuel-related studies. · Suppo ...

Radiant is seeking a highly motivated Nuclear Engineering Intern to support the design and analysis of nuclear systems for a 1MW HTGR nuclear microreactor. · This internship offers direct mentorship in a fast-paced startup environment.Stock: Substantial incentive stock plan for ...

You will serve as a senior technical authority for nuclear instrumentation and controls (I&C) systems with a focus on neutron detection, detector signal processing electronics, and radiation monitoring equipment. · Lead design efforts system integration vendor oversight safety ev ...

You will serve as a senior technical authority for nuclear instrumentation and controls (I&C) systems with a focus on neutron detection, detector signal processing electronics, and radiation monitoring equipment. · ...

We are seeking a detail-oriented Nuclear Licensing Engineer to support regulatory compliance and licensing activities for a nuclear fuel cycle facility. This role is instrumental in ensuring our operations meet all federal, state and local regulatory requirements with focus on li ...

At Antares our long-term mission is to make clean energy abundant from Earth to the Asteroid Belt. We re building mass-producible inherently safe deployable microreactors that can be used terrestrially underwater and in space. · Lead complex neutronics modeling and multiphysics a ...

We are seeking a skilled Nuclear Safety Systems Engineer to support the optimization of systems and processes related to Uranium Hexafluoride (UF6) handling and management. · ...

We are a company developing advanced nuclear energy for military, climate crisis solution and space exploration. We have raised over $130M in venture capital and have a team of experts in nuclear engineering. We are looking for a Nuclear Instrumentation and Controls Test Engineer ...

+Job summary · Nuclear engineers software engineers physicists collaborate design implement Hardware Loop test stands platforms. · +ResponsibilitiesCollaborate with teams to design implement HITL test stands platforms · Design operate build test stands involving thermal chambers ...

At Antares, our long-term mission is to make clean energy abundant from Earth to the Asteroid Belt. · ...

+We are seeking an EM C Engineer that will focus on solving complex electromagnetic compatibility and interference challenges for mission-critical electrical and electronic systems used in nuclear and highly regulated environments. · + · +Bachelor's degree in Electrical Engi ...