Senior Nuclear Engineer
Last EnergyAustin, TX
Full Time
Posted November 12, 2025
$123k - $175k· Est.
This role may have expired
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Application opens on company website
Listing evidence and provenance
- Source
- Lever View original listing
- Freshness
- Open in the current public read path; this is not an employer guarantee.Last observed October 23, 2026
- Classification
- Modern power-system classification not yet published for this listing.Legacy source industry field: Nuclear Energy
- Pay provenance
- Estimated benchmark; not employer-provided
Job Description
Last Energy is a fast-growing technology company redefining how nuclear power is designed, manufactured, and deployed.
Key Responsibilities
- Lead and perform complex thermal-hydraulic and neutronics calculations
- Independently verify and approve engineering calculations and safety analyses prepared by peers and junior engineers
- Provide expert-level review of design basis documents, licensing submittals, and technical evaluations
- Mentor and guide junior engineers in analytical methods and modeling techniques
- Develop and maintain detailed models for reactor systems and accident scenarios
- Participate in peer reviews and regulatory interactions as a technical authority
- Contribute to continuous improvement initiatives by identifying gaps and proposing innovative solutions
- Adapt quickly to evolving project needs, regulatory changes, and emergent technical challenges
Requirements
- Bachelor’s or Master’s degree in Nuclear Engineering or a closely related discipline
- 8+ years of experience in nuclear systems analysis, safety analysis, or reactor physics
- Proficiency with at least two of the following codes: TRACE, MELCOR, MCNP, VERA, SCALE, SERPENT
- Demonstrated experience performing and reviewing complex engineering calculations
- Strong technical writing and communication skills, with the ability to present to both technical and non-technical audiences
- Department of Energy regulatory experience is preferred
Ready to Apply?
Apply directly on Last Energy's site
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