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2027 New Graduate - Reactor Operations Engineer

Join Radiant as a Reactor Operations Engineer to develop operational procedures for portable nuclear microreactors.

Location
El Segundo, CA, United States
Compensation
Not disclosed
Level
junior
Type
full time

Posted by employer 1 day ago

First seen on Joblaze 10 hours ago

Last verified on the company career page 10 hours ago

Apply at Radiant → Save job Scanned from radiantnuclear.com

Skills & Technologies

Unix Python Flexible on stack

What you'll build

  • Develop operational procedures
  • Collaborate with engineers
  • Support testing of digital twin scenarios
  • Ensure compliance with DOE and NRC standards

Must have

  • BS or MS in Mechanical Engineering, Nuclear Engineering, Aerospace Engineering, or related discipline
  • Graduating in December 2026 or Spring 2027
  • Proficiency in managing complex hardware and software processes

Nice to have

  • Hands-on experience in developing technical procedures
  • Proficiency in Python, UNIX
  • Experience with human factors and user-centered instructions

Requirements

Education
Bachelor's degree

Not disclosed in this posting: compensation, years of experience, work arrangement, visa sponsorship.

Benefits

Equity/Stock Options Remote Work Health Insurance Parental Leave

Joblaze summary

The Reactor Operations Engineer at Radiant focuses on developing and refining operational procedures that integrate software and hardware testing for portable nuclear microreactors. Key skills include proficiency in managing complex hardware-software processes and a strong foundation in engineering disciplines such as Mechanical or Nuclear Engineering. This role is ideal for new graduates with a hands-on approach to technical procedures and a knack for problem-solving in uncertain environments. Radiant's innovative team is dedicated to advancing nuclear technology in a highly regulated setting.

Joblaze insights

  • Listed today — first seen on Joblaze September 19, 2026. Last confirmed on Radiant's careers page September 19, 2026.
  • Python appears in 9.5% of 465 comparable junior other roles in United States; Unix appears in 0.2% of 465 comparable junior other roles in United States.

Quick facts

What's the tech stack?
Joblaze extracted these technologies from the posting: Python, Unix.
What seniority level is this role?
Radiant targets junior candidates for this position.
Is this full-time or contract?
Full-time for this 2027 New Graduate - Reactor Operations Engineer role at Radiant.

From the original posting

Radiant is seeking a highly motivated Reactor Operations Engineer to join the team.

Responsibilities:

  • Develop and refine operational procedures that integrate both software and hardware-in-the-loop testing.

  • This role offers a rare opportunity to bridge engineering, operations, and human factors in a highly technical and regulated environment. You will collaborate with a multidisciplinary team to translate complex hardware and software designs into clear, executable, and DOE or NRC compliant procedures. Your work will ensure that Reactor Operators (ROs) and Senior Reactor Operators (SROs) can efficiently and safely execute test, commissioning, and operational activities.

  • Collaborate closely with engineers to improve operator interfaces, procedural workflows, and software tools.

  • Gain firsthand experience, ensuring procedures align with real-world execution.

  • Support testing and iterative improvements of digital twin scenarios, operator systems, and human-machine interfaces.

  • Ensure compliance with DOE and NRC standards, maintaining strict formatting, clarity, and usability in procedural documentation.

Qualifications:

  • BS or MS in Mechanical Engineering, Nuclear Engineering, Aerospace Engineering, or a related discipline.

  • Graduating in December 2026 or Spring 2027.

  • Proficiency in managing or optimizing complex hardware and software processes for testing and operations.

  • Ability to apply first principles thinking to solve problems and make decisions in uncertain or ambiguous situations.

Desired Qualifications:

  • Hands-on experience in developing technical procedures, human factors engineering, or operational interface design.

  • Proficiency in Python, UNIX, for procedure testing within the simulator environments.

  • Experience with human factors and user-centered instructions for operational workflows.

Benefits and Perks

  • Stock: Substantial incentive stock plan for all full-time employees.

  • Daily catered lunch. Free snacks and drinks.

  • Flexible PTO policy. Remote workday allocation.

Standard company text repeated across Radiant's postings is omitted here.

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