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Last Energy

End-to-end services for small nuclear plants

Facility Engineer

Mechanical Maintenance and Reliability EngineeringConfirmed live in the last 24 hours
Full-timeAustin, TX, USANo salary listed

About the Job

Requirements

  • A bachelor's degree in mechanical, nuclear, electrical, or systems engineering, or a related field is required.
  • At least 7 years of experience in operations engineering, plant engineering, or a related role is required.
  • Demonstrated ability to understand and document complex system interactions and interdependencies.
  • Hands-on plant or facility experience, with comfort working in and around operating or construction-phase industrial facilities.
  • A proven track record of maintaining rigorous configuration and equipment records in a high-stakes environment.
  • Familiarity with configuration management principles, change control processes, and maintenance management programs.
  • Ability to produce clear, audit-ready technical documentation.
  • Ability to work independently, manage competing priorities, and drive tasks to closure without close supervision.
  • Willingness to travel frequently to the RELLIS campus and other facility sites.

Responsibilities

  • Serve as the single technical owner of the PWR-5 facility configuration, maintaining an accurate, continuously updated record of all systems, structures, and components.
  • Build, own, and maintain the Master Equipment List for the PWR-5 facility, ensuring completeness, accuracy, and version control.
  • Develop and manage a comprehensive maintenance management plan covering preventive, corrective, and predictive maintenance across all facility systems.
  • Evaluate, document, and justify proposed changes to facility configuration, systems, or components, ensuring modifications are reviewed, validated, and approved before implementation.
  • Act as the primary technical liaison between engineering and operations, ensuring operational realities are reflected in engineering documentation and vice versa.
  • Support Department of Energy compliance requirements related to facility configuration management, change control, and maintenance program documentation.
  • Conduct regular facility walkdowns and system reviews to identify discrepancies between as-built conditions and design documentation, and drive resolution.
  • Coordinate with vendors, contractors, and internal teams on facility modifications, equipment procurement, and maintenance activities.
  • Maintain a running log of facility configuration changes, open action items, and maintenance history, and provide regular status updates to engineering and operations leadership.
  • Support incident reviews, root cause analyses, and corrective action programs related to facility systems and equipment.

Desired Qualifications

  • Experience working within Department of Energy, Nuclear Regulatory Commission, or equivalent regulatory frameworks is highly preferred.
  • Experience in a nuclear, power generation, or highly regulated industrial environment is preferred.

About the Company

Last Energy

End-to-end services for small nuclear plants

Last Energy builds small, water-cooled nuclear power plants and provides end-to-end services from planning to maintenance. Its modular reactors use proven designs to supply heat and electricity for industrial uses, including combined heat and power and green-fuel production. It differentiates itself through standardized modules and a full lifecycle service, aiming for faster, lower-cost deployment. Its goal is to make scalable, low-emission nuclear power practical for global markets that support clean technology.

Company size
51-200
Company stage
Series C
Total funding
$164M
Headquarters
Austin, TX
Founded
2020

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