Radiant

HQ
El Segundo, California, USA
40 Total Employees
Year Founded: 2019

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Jobs at Radiant
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Recently posted jobs

6 Hours Ago
El Segundo, CA, USA
Greentech • Hardware • Energy
The Senior Fluids Systems Engineer will manage the design and production of fluid systems for Radiant's microreactor, focusing on thermal hydraulics and piping systems. Responsibilities include conducting analyses, component selection, supplier development, and ensuring system performance. The role demands ownership of engineering tasks from initial design to assembly and testing, while collaborating effectively with multidisciplinary teams.
2 Days Ago
El Segundo, CA, USA
Greentech • Hardware • Energy
The Senior Accounting Manager will manage accounting activities for compliance with US GAAP and corporate policies, lead the monthly closing of accounts, prepare financial statements, interface with external auditors, and oversee federal and local tax compliance. The role entails refining accounting processes and leading automation projects.
3 Days Ago
El Segundo, CA, USA
Greentech • Hardware • Energy
The Senior Materials Engineer will oversee testing and qualification of materials and manufacturing processes for a nuclear microreactor. Responsibilities include planning materials testing, developing manufacturing processes, guiding material selection, and ensuring data quality for the materials database.
3 Days Ago
El Segundo, CA, USA
Greentech • Hardware • Energy
The Lead Turbomachinery Engineer will develop turbomachinery supporting a closed-loop Brayton cycle for a microreactor. Responsibilities include performance modeling, optimizing hardware for electricity cost, and overseeing prototype and production hardware testing.
7 Days Ago
El Segundo, CA, USA
Greentech • Hardware • Energy
The Senior Structures Engineer will design and develop structures within the Kaleidos microreactor, conducting trade studies and performing detailed thermomechanical and dynamic analysis for structural integrity. Responsibilities include manufacturing instructions, risk analysis, and collaboration with interdisciplinary teams.
10 Days Ago
El Segundo, CA, USA
Greentech • Hardware • Energy
The Senior Technical Recruiter will manage full-cycle recruitment, partner with hiring managers, drive university recruitment programs, and implement creative sourcing strategies to attract top technical talent for Radiant's clean energy startup. The role requires excellent negotiation and communication skills and the ability to adapt to a fast-paced environment.
11 Days Ago
El Segundo, CA, USA
Greentech • Hardware • Energy
The Senior Motor Design Engineer will design and develop an alternator for a nuclear-driven high-speed generator, focusing on electromagnetic design, structural analysis, and performance testing. Responsibilities also include creating 3D models, vendor communications, and hands-on assembly of motors and generators.
15 Days Ago
El Segundo, CA, USA
Greentech • Hardware • Energy
The Senior Power Systems Engineer will design and develop electrical systems for a nuclear microreactor, conduct analysis and simulation, lead technical teams, and perform tests to ensure safety and performance of power generation systems.
16 Days Ago
El Segundo, CA, USA
Greentech • Hardware • Energy
As a Senior Thermal Modeling Engineer, you will design and implement CFD and thermal simulations for Radiant's Kaleidos microreactor. You'll develop thermal analysis plans, simplify complex CAD models for analysis, and document your findings. The role emphasizes high fidelity simulations to ensure reactor reliability and safety, collaborating with cross-functional teams.
19 Days Ago
El Segundo, CA, USA
Greentech • Hardware • Energy
The Senior Controls Systems Engineer will design and implement control systems for a nuclear microreactor, develop algorithms, and perform testing and validation of control systems. They will work closely with multidisciplinary teams to ensure systems meet regulatory requirements and function effectively in various applications.
Greentech • Hardware • Energy
The Packaging Mechanical Engineer will lead the packaging and integration of turbomachinery and electrical systems for a nuclear microreactor. Responsibilities include strategy and packaging optimization for safety and efficiency, collaboration with engineering and manufacturing teams, utilizing CAD for mechanical design, and verifying hardware integration through testing.
23 Days Ago
El Segundo, CA, USA
Greentech • Hardware • Energy
The Senior Power Electronics Engineer will design and develop power electronics for a nuclear power generator, including high voltage drives and converters. Responsibilities encompass creating schematics, selecting components, validating hardware, and conducting simulations. The role requires optimizing efficiency and performing circuit analysis for inverters. Close collaboration with cross-functional engineering teams is essential to ensure the successful market introduction of the microreactor.