Reactor Operator jobs in United States
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Oklo Inc · 9 hours ago

Reactor Operator

Oklo is a company focused on developing fast fission power plants and advancing nuclear technologies. They are seeking a Senior Reactor Operator to ensure the safe and precise operation of reactor systems, supporting commissioning and operational activities within a high-reliability environment.

Clean EnergyEnergyManufacturingNuclearRenewable Energy
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Responsibilities

Operate, or direct the operation of, reactor and facility systems in accordance with approved procedures, technical specifications, and safety standards
Perform hands-on manipulation of facility controls, including reactor control actions, equipment operation, and system adjustments
Monitor reactor parameters, facility instrumentation, and control panels to ensure safe, stable, and compliant operation during commissioning, startup, testing, and steady-state operations
Conduct routine equipment checks, operational tests, surveillances, and field walkdowns to verify system readiness and identify abnormal conditions
Maintain accurate logs, operational records, and shift documentation in accordance with regulatory and organizational requirements
Respond to alarms, transient conditions, and abnormal events by executing required immediate actions and applicable emergency or abnormal operating procedures
Perform hands-on maintenance activities, including basic mechanical or electrical tasks within qualification boundaries, and support maintenance teams during troubleshooting and repairs
Support commissioning and initial startup testing by performing operational evolutions, assisting with procedure validation, and verifying system performance
Ensure strict adherence to conduct-of-operations principles, radiation protection practices, contamination control measures, and industrial safety requirements
Collaborate with engineering, maintenance, and operations personnel to resolve equipment issues and support corrective actions
Participate in training, drills, and qualification programs to maintain operational proficiency and support continuous improvement within the operations team

Qualification

Nuclear operations experienceSRO/RO certificationReactor control operationsTechnical aptitudeTeam collaborationCommunicationDetail-orientedCreative problem-solving

Required

High School Diploma or successfully passed the General Education Development (GED) test
Detail-oriented, disciplined, and capable of executing operational tasks in a high-reliability environment
Strong technical aptitude, sound judgment, and the ability to maintain focus during dynamic facility conditions
Operate, or direct the operation of, reactor and facility systems in accordance with approved procedures, technical specifications, and safety standards
Perform hands-on manipulation of facility controls, including reactor control actions, equipment operation, and system adjustments
Monitor reactor parameters, facility instrumentation, and control panels to ensure safe, stable, and compliant operation during commissioning, startup, testing, and steady-state operations
Conduct routine equipment checks, operational tests, surveillances, and field walkdowns to verify system readiness and identify abnormal conditions
Maintain accurate logs, operational records, and shift documentation in accordance with regulatory and organizational requirements
Respond to alarms, transient conditions, and abnormal events by executing required immediate actions and applicable emergency or abnormal operating procedures
Perform hands-on maintenance activities, including basic mechanical or electrical tasks within qualification boundaries, and support maintenance teams during troubleshooting and repairs
Support commissioning and initial startup testing by performing operational evolutions, assisting with procedure validation, and verifying system performance
Ensure strict adherence to conduct-of-operations principles, radiation protection practices, contamination control measures, and industrial safety requirements
Collaborate with engineering, maintenance, and operations personnel to resolve equipment issues and support corrective actions
Participate in training, drills, and qualification programs to maintain operational proficiency and support continuous improvement within the operations team
Passionate about clean energy
Passionate about making advanced fission a reality
Willing and able to learn quickly
Eager to work on a dynamic team, receive constructive feedback, and grow with us
Willing to think differently and do things in new ways
Comfortable in a fast-paced, highly iterative startup environment
Excited to think creatively, critically, and reflectively about the problems they are solving, while not leaning only on what has been done before
Willing to propose novel and creative solutions to technical problems
An excellent writer who can write in modern active voice, so make your cover letter compelling and write it well!
Able to communicate technical content and results verbally
A startup person: You aren't driven by titles or hierarchy, and prefer efficiency to excess process
Motivated: You are self-motivated. You bring an enthusiasm to the team, and imbue a sense of passion that goes beyond clocking in and clocking out
A team-player: Oklo genuinely is a team. We aren't about taking credit for ourselves, and we aren't about pushing blame to others
An excellent communicator: We need a person who is not only technically competent but also a clear and upbeat communicator
Creative: Being creative means that when things fall outside clear scopes or processes or problems arise without clear solutions, you are able to identify it as well as invent ways to solve a problem or fill a need without micromanagement
Detail-oriented: This focus is a big part of excellence, consistency, and quality

Preferred

3 years of nuclear operations experience is preferred
Strong preference for candidates to hold, or have previously held, an SRO/RO certification/NRC License for similar reactor facility (or equivalent) or qualified U.S. Navy Nuclear Engineering Officer of the Watch (EOOW)/Propulsion Plant Watch Officer (PPWO)

Benefits

Flexible time off
Equity
Competitive pay
401k
Health insurance
FSA
Flexible work hours
Other benefits

Company

Oklo Inc

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Oklo's mission is to provide clean, reliable, affordable energy through the deployment of next-generation fast fission technology and recycling nuclear waste.

Funding

Current Stage
Public Company
Total Funding
$440.6M
2025-06-12Post Ipo Equity· $440.6M
2024-05-09IPO
2021-11-15Series Unknown

Leadership Team

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Jacob DeWitte
CEO and Co-Founder
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Craig Bealmear
Chief Financial Officer
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Company data provided by crunchbase