Radiant · 3 months ago
Mechanical Engineer - Turbomachinery
El Segundo, California, United States
Full-time
Onsite
Entry, Mid Level
2+ years expRadiant is a startup based in El Segundo, CA, focused on developing portable nuclear microreactors. They are seeking a Mechanical Engineer - Turbomachinery to design and analyze high-speed rotating machinery for their power generation systems, including compressors and turbines.
Clean EnergyEnergyEnergy EfficiencyRenewable Energy
No H1B
Responsibilities
Design, build, and test turbomachinery for Radiant’s power generation systems
Develop detailed mechanical designs for turbomachinery components, including rotors, stators, housings, and seals
Perform static and dynamic structural analyses using hand calculations and FEA tools (ANSYS, Abaqus, or equivalent) to assess stresses, deformations, and fatigue life
Prepare technical reports, design documentation, and presentation materials
Support the build and testing of prototype, first article, and production hardware
Qualification
Required
Bachelor's or Master's degree in Mechanical Engineering or a related field
2+ years of experience in the design and analysis of turbomachinery, rotating equipment, or mechanisms
Proficiency in CAD and FEA tools (SolidWorks, ANSYS, Abaqus, etc.), including knowledge of GD&T
Excellent problem-solving, technical communication, and organizational skills
Preferred
Prior experience with power generation applications
Knowledge of material selection for high-temperature, high-speed applications
Hands-on experience with turbomachinery testing and/or instrumentation
Experience with one or more turbomachinery specializations (structures, heat transfer, rotordynamics, etc.)
Familiarity with relevant industry standards (API, ASME, ISO)
Benefits
Substantial incentive stock plan for all full-time employees.
100% up to base silver level plan for employee + 50% dependents, offers up to Platinum plans.
Sponsored memberships for employees and their dependents.
100% top tier plan coverage + 50% for dependents.
100% top tier plan coverage, orthodontia extra, 50% for dependents.
Voluntary life, accident, hospital, critical illness, commuter and FSA/HSA are offered as employee contributed benefits.
8-weeks of paid parental leave for all parents. Additional paid pregnancy leave for CA employees.
Daily catered lunch.
Free snacks and drinks.
Flexible PTO policy.
Remote workday allocation.
Company and team-bonding events, happy hours and in-person camaraderie.
Beautiful El Segundo headquarters close to the Pacific Ocean.
Company
Radiant
Radiant develops portable nuclear microreactors designed to generate electricity and heat in a compact, factory-built form.
51-200 employees
Funding
Current Stage
Late StageTotal Funding
$518.82MKey Investors
Andreessen HorowitzUnion Square Ventures
2025-12-17Series D· $300M
2024-11-14Series C· $165M
2023-04-18Series B· $40M
Leadership Team
Doug Bernauer
Chief Executive Officer
Recent News
2026-01-07
The Motley Fool
2026-01-04
Globe and Mail
2026-01-03
Company data provided by crunchbase