Radiant Industries

Reactor Operations Enablement Engineer

El Segundo, CA · Contract

Sponsorship not specifiedDetected 29 days ago

HRISCommunicationCollaborationWriting

About the role

Radiant is seeking a Reactor Operations Enablement Engineer to play a critical role in enabling safe, scalable operations for the line of Kaleidos reactors.
This role goes beyond traditional documentation, requiring close, daily collaboration with operators, engineers, and test teams to rapidly translate emerging system knowledge into clear, actionable content.
Embed with engineering, test, and operations teams to capture real-time technical insights and lessons learned and reflect them in documentation.

Maintain records of operator qualification to DOE/NRC standards. Translate evolving reactor designs and operational concepts into clear, concise, and easily understood training content.
Establish and maintain documentation standards, templates, and style guides suited for a fast-paced startup environment.
Manage document lifecycles within configuration-controlled systems, including version control, change tracking, and rapid updates.
Balance speed and rigor to ensure documentation supports both rapid development and regulatory expectations.
Capture operational lessons learned and support development of regulatory documents, to include white papers and topical reports.
Radiant is an El Segundo, CA-based startup building the world's first mass-produced, portable nuclear microreactors.
Radiant's unique, practical approach to nuclear development leverages modern software engineering to rapidly deliver safe, factory-built microreactors that use existing, well-qualified materials.
This role may also support engineering operations through the development of test plans, data reviews, and other key technical documentation needed to move from prototype to commercial deployment.

2+ years of technical writing experience in a complex, engineering-driven environment (e.g., nuclear, aerospace, energy, or advanced hardware).
Familiarity with complex systems and the ability to distill them into operator-focused training content through both written and verbal mediums.
Direct experience with nuclear systems, reactor operations, or operator training programs.
Background in instructional design or building technical training programs

Bachelor's degree in Engineering, Physics, Technical Communication, or a related technical discipline.
Ability to read and interpret engineering drawings, specifications and procedures.
Ability to work with incomplete or evolving technical information and produce clear, accurate documentation.
Strong collaboration skills and comfort working directly with engineers and operators in a dynamic setting.
Familiarity with document control and configuration management principles.
Desired Qualifications &
Familiarity with NRC or DOE regulatory instructions and licensing considerations for commercial reactors.
Ability to operate with a high degree of ownership and autonomy in an evolving organizational structure.

100% top tier plan coverage + 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.
Flexible PTO policy.
Develop and continuously refine Reactor Operator training materials, including operator manuals, learning objectives, lesson plans, operating procedures, and evaluation tools.

recruiting@radiantnuclear.com.
We are an equal opportunity employer and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity or expression, pregnancy, age, national origin, disability status, genetic information, protected veteran status, or any other characteristic protected by law.
This position involves access to technology that is subject to U.S. export controls.
Any job offer made will be contingent upon the applicant's capacity to serve in compliance with U.S. export controls.
Founded in 2020, Radiant is on track to test its first reactor at the Idaho National Laboratory this summer, with initial customer deliveries beginning in 2028.

This listing is sourced directly from Radiant Industries's careers page and normalized into a canonical job model.