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Lead Engineer Reactor Project Engineering

Job in Idaho Falls, Bonneville County, Idaho, 83401, USA
Listing for: Battelle Energy Alliance
Full Time position
Listed on 2026-02-16
Job specializations:
  • Engineering
    Mechanical Engineer, Environmental Engineer
Salary/Wage Range or Industry Benchmark: 137076 - 281196 USD Yearly USD 137076.00 281196.00 YEAR
Job Description & How to Apply Below

As a Lead Engineer in the Reactor Project Engineering department at Idaho National Laboratory, you will shape the future of national energy supply by guiding advanced reactor projects to successful testing and operation in one of our reactor experiment facilities. Your work will directly shape cutting‑edge experiments and infrastructure, driving innovations that secure America’s energy independence. You’ll leverage engineering expertise to enable world‑leading research and operation of first‑of‑a‑kind advanced reactors.

You’ll collaborate with world‑class scientists and engineers supporting advanced reactor experiments for the National Reactor Innovation Center and other internal and external projects. This position is located at our Materials and Fuels Complex, which hosts the core of the U.S. nuclear research and development capabilities with a diverse array of nuclear facilities and reactor experiment test beds. In this role, you will collaborate with multiple organizations within INL and external reactor developer partners.

Our team works a 4×10 schedule with every Friday off.

Essential Job Functions and Responsibilities
  • Develop concepts of operation for new capabilities and systems.
  • Develop requirements documents for new capabilities and systems.
  • Evaluate, design, maintain, modify, install, and test reactor experiment and test facility systems.
  • Lead a multi‑discipline team of engineers, scientists, and subject matter experts to complete designs and design reviews of systems in support of advanced reactor experiments.
  • Review engineering deliverables developed by external entities for adequacy.
  • Provide oversight of fabrication and construction activities utilizing field experience to ensure structures, systems, and components meet requirements in the as‑installed state.
  • Monitor reactor experiment operations to identify any practices that violate safety regulations or laws or could jeopardize safe operations.
  • Develop statements of work, specification, and other design documentation to support procurement, bidding, construction, and fabrication of structures, systems and components.
  • Develop and write procedures for the modification and/or operation of facilities, equipment, and processes.
  • Examine accidents to obtain data for designing preventive measures.
  • Direct operating or maintenance activities to ensure efficiency and conformity to safety standards.
  • Determine the optimum configuration for experiments and perform analysis to demonstrate compliance with safety limits.
  • Develop and maintain configuration management and the technical baseline of multiple systems and component groups.
  • Develop and modify loop chemistry requirements and perform core load verification.
  • Support facility operations, maintenance personnel, and project personnel to ensure systems and equipment meet operational and research needs.
  • Perform other duties as assigned by engineering manager.
Required
  • Level 4:
    Bachelor’s in nuclear engineering, material science, mechanical engineering or other related field and 9 years of experience. Master’s and 6 years of experience. Ph.D. and 4 years of experience.
  • Level 5:
    Master’s degree in nuclear engineering, material science, mechanical engineering, or related technical discipline with 8+ years’ experience or Ph.D. and 6+ years’ experience.
  • This position requires the ability to obtain and maintain a Department of Energy "Q" clearance, which requires U.S. Citizenship.
The ideal candidate will possess
  • Advanced degree in mechanical engineering or a directly related engineering field from an ABET‑accredited institution.
Job Information
  • The pay range for this position is:
    Level 4 ($114,360 – $234,336) / Level 5 ($137,076 – $281,196). At Idaho National Laboratory compensation decisions are determined using factors such as education, relevant experience, and other credentials.
  • TDP:
    This is a testing designated position; you will be required to submit to a pre‑employment drug screen and periodic drug testing throughout the term of your employment.
  • Multi‑Level: This is a multi‑level posting and you will be placed at the appropriate level dependent on depth and breadth of proven experience and skills.
Physical Requirements

While performing the duties of this classification, the employee is frequently required to stand, walk, sit, stoop, kneel, bend, and work in an office and field/laboratory environment. The job requires hand/finger dexterity to keyboard or type, handle materials, manipulate tools, and reach with hands and arms. The job requires operation of job‑related equipment and driving a vehicle. The employee must occasionally lift and/or move up to 35 pounds without assistance.

Sufficient visual acuity and hearing capacity to perform the essential functions and interact with the public is required. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.

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