Lead Engineer, Reactor Nuclear Physics and Methods
- Remote, United States
- Lead
- Posted 5 days ago
or apply from Claude / ChatGPT / Muse
Lead-level reactor physics role on a methods team, developing lattice physics and core simulator codes for boiling water reactors and small modular reactors, hybrid in the eastern US.
About the role
Ownership covers neutron transport methods, cross section generation, and the Fortran and Python code that supports them, with an eye to regulatory licensing and customer use. The methods group handles code upkeep, analytics, licensing stewardship and consultation for BWR and SMR designs.
At a glance
- Pay
- Not stated in the posting
- Remote scope
- Remote, United States
- Seniority
- Lead
- Skills
- Fortran, Python, Neutron transport, Cross section generation, Lattice physics
- Posted
- 24 Oct 2026
- Last checked
- 29 Oct 2026
What you will do
- Lead technical development, testing and verification of steady-state and transient core and fuel analysis methods
- Qualify accuracy and uncertainty of analytical methods and steer them through regulatory licensing
- Maintain engineering codes inside an approved nuclear software quality assurance framework
- Write and present technical material to internal teams and external customers
- Coach users of the lattice physics and 3D core simulator codes through support, docs and training
- Support planning and status reporting for projects alongside the team leader and functional manager
What they look for
- Programming in Fortran and Python
- Bachelor's in computer science, computational methods, nuclear engineering or similar plus 5 years in nuclear methods, neutron transport, la
- Or a master's in a related field plus 3 years of that experience
- Or a PhD in a related discipline
- Careful, accountable working style with strong analytical and communication skills
How Keywordise applies for you
Alex Demo
[email protected]
From your CV
Yes, fully remote
- Sent
- 09:41
- Attached
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Add a custom connector called Keywordise. It is a remote MCP server at https://keywordise.com/mcp and uses OAuth. Give me the sign-in link.Muse is available in the US only for now.
Apply to Keywordise job jsirijqeafQuestions about this job
Can I do this job remotely, and from which countries?
The posting lists it as remote for people in the United States.
What does this job pay?
The posting does not state a salary, so there is no figure to quote.
What experience is needed?
It is a lead role. The posting asks for: programming in Fortran and Python; bachelor's in computer science, computational methods, nuclear engineering or similar plus 5 years in nuclear methods, neutron transport, la; or a master's in a related field plus 3 years of that experience. Skills it names include Fortran, Python, Neutron transport, Cross section generation.
How do I apply with Keywordise AI?
Click Apply with Keywordise AI, create an account and upload your CV. Your CV and cover letter are written for this job from what you have really done, then Keywordise applies for you. Trial: 7 days, no card.
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