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Lead Engineer Reactor Project Engineering

Battelle Energy Alliance
paid time off, tuition assistance, 401(k)
United States, Idaho, Idaho Falls
2525 Fremont Avenue (Show on map)
Jul 01, 2026

As a Lead Engineer in the Reactor Project Engineering department at Idaho National Laboratory, you'll shape the future of national energy supply by guiding advance 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 advance 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 4x10 schedule 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 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.

Minimum Requirements:

  • Level 4: Bachelor's in engineering or engineering technology or other related field and 9 years of experience. Master's and 6 years of experience. PhD 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 PhD and 6+ years' experience.
  • This position requires the ability to obtain and maintain a Department of Energy "Q" clearance, which requires US Citizenship.

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.

Benefits and Relocation




  • Medical, Dental, Vision, and Flexible Spending Accounts
  • 401(k) with a 4.2% employer contribution and up to 4.8% match (regular positions) or self-contribute access (postdoctoral positions)
  • Paid time off (personal leave)
  • Employee Education Program (tuition assistance for eligible positions)
  • Comprehensive Relocation Package
  • Benefit eligibility subject to multiple factors, including employment status and position classification.



At this time, BEA will not sponsor any H1-B visas obtained outside of the United States of America (U.S.A.), including consular visas.

INL is a science-based, applied engineering national laboratory dedicated to supporting the U.S. Department of Energy's mission in nuclear energy research, science, and national defense. With more than 6,300 scientists, researchers, and support staff, the laboratory works with national and international governments, universities and industry partners to change the world's energy future and secure our nation's critical infrastructure.

INL Mission:

Our mission is to discover, demonstrate and secure innovative nuclear energy solutions, other clean energy options and critical infrastructure.

INL Vision:

Our vision is to change the world's energy future and secure our nation's critical infrastructure.

Selective Service Requirements:

To be eligible for employment at INL males born after December 31, 1959 must have registered with the Selective Service System (SSS). For more information see www.sss.gov.

Equal Employment Opportunity:

Idaho National Laboratory (INL) is an Equal Employment Opportunity (EEO) employer. It is the policy of INL to provide equal employment opportunities to all qualified applicants without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, protected veteran or disabled status, or genetic information.

Reasonable Accommodation:

We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment. Please contact us to request accommodation.

Other Information:

When applying to positions please provide a resume and answer all questions on the following screens. Applicants, who fail to provide a resume or answer the questions, may be deemed ineligible for consideration.


INL does not accept resumes from third party vendors unsolicited.
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