About the role#
Radiant is hiring a Materials Engineer Intern for Summer 2027. You will join our Engineering Research and Development team to support the development of Kaleidos, our portable nuclear microreactor. This is a full-time, paid, on-site position based in El Segundo, California.
What you'll do#
- Plan and run materials testing to gather properties for design decisions.
- Develop and qualify manufacturing processes for metals, ceramics, composites, or polymers.
- Advise on materials selection for Kaleidos components.
- Source and operate equipment for materials characterization and testing.
- Review material property data for accuracy and manage the company database.
- Improve manufacturing workflows to achieve specific material properties.
What you'll need#
- Pursuing a BS or MS in Materials Engineering, Mechanical Engineering, or a related field.
- Hands-on experience with material testing in a lab or production setting.
- Experience analyzing materials for demanding load cases and environments.
- Strong organizational and communication skills.
- Ability to work well with design and operations teams.
- Experience with text-based software tools like Python.
- Preferred: Enrollment in a Master’s or PhD program in Materials Science, Mechanical, Aeronautical, Nuclear, or Welding Engineering.
- Preferred: Experience with solid-state processing and knowledge of standard material test methods.
Location & details#
- Location: El Segundo, California.
- Modality: 100% on-site.
- Term: Summer 2027.
- Note: This position involves access to technology subject to U.S. export controls. Offers are contingent upon your ability to comply with these regulations.
About Radiant
Radiant produces portable nuclear microreactors. The company is based in El Segundo, California and employs between 51 and 200 people. It was founded in 2020. The firm is currently developing a 1 MW failsafe microreactor known as Kaleidos.
How to get in at Radiant
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