Demo

Senior Experiment Design Engineer

Idaho National Laboratory
Idaho National Laboratory Salary
Idaho, ID Full Time
POSTED ON 5/30/2026
AVAILABLE BEFORE 6/26/2026
Job Description

Essential Job Functions:

  • Decompose project goals into defined and controlled design requirements.
  • Use best practices in design methodologies to develop and validate designs.
  • Develop physics-based mathematical models of mechanical, chemical, and electrical systems.
  • Maintain familiarity with codes and standards applicable to the discipline.
  • Document designs to establish conformance with requirements and standards.
  • Establish testing, inspection, and quality requirements.
  • Ensure fabrication, construction, assembly, and procurement align with design specifications.
  • Develop and maintain systems/equipment, perform calculations, and evaluate design specifications.
  • Provide solutions to technical problems and recommendations for production improvements.
  • Monitor and evaluate plant systems, recommend maintenance and repair standards, and identify vendor data and spare parts.
  • Support and lead new project development, including proposals and business plans.
  • Ensure design modifications meet technical baseline requirements and applicable codes.
  • Maintain configuration management of the technical baseline and assigned systems.
  • Ensure consistency in operational characteristics across documentation.
  • Mentor and train junior engineering staff.
  • Develop experiment requirements, perform designs, and support fabrication, inspection, assembly, and testing.
  • Lead the design and development of experimental setups and support post-irradiation examination (PIE) of irradiated test fuel.
  • Serve as design engineer for fueled test train fabrication tasks.
  • Develop project-specific documentation and check drawings.

Required

  • EX3: Bachelor of Science degree in Mechanical Engineering, Nuclear Engineering, or Physics and 5 years of relevant experience, or an advanced degree (MS/PhD) of Science in Mechanical Engineering, Nuclear Engineering, or Physics and 2 years of relevant experience.
  • EX4: Bachelor of Science degree in Mechanical Engineering, Nuclear Engineering, or Physics and 9 years of relevant experience, or a Masters of Science degree in Mechanical Engineering, Nuclear Engineering, or Physics and 6 years of relevant experience, or a PhD in Mechanical Engineering, Nuclear Engineering, or Physics and 4 years of relevant experience.
  • Ability to obtain and maintain a DOE "L" security clearance, which requires U.S. Citizenship.
  • Mechanical design software (e.g. AutoCAD, Inventor, Creo, Solidworks).

Job Information:

  • Idaho National Laboratory is hiring a Experiment Design Engineer to work on our Applied Engineering team. Our team works a 9x80 schedule located out of our REC facility with every other Friday off.
  • The pay range for this position is: Level 3 ($95,256 - $195,288) / Level 4 ($114,360 - $234,336). At Idaho National Laboratory compensation decisions are determined using factors such as education, relevant experience, and other credentials.
  • 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.
  • 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.

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.

Working Conditions

Incumbent of the position performs in a typical office and laboratory setting with appropriate climate controls and field work subjected to variable weather. The noise level is generally moderate. Periodic travel required in normal course of job performance. Position may include exposure to mechanical, electrical, pressure, temperature, and other potential hazards. Necessary safety equipment may be required including personal protective equipment (PPE) when required. Periodic safety training is necessary. Position may occasionally be required to work special shifts or weekends in support of programs. Position works more than 8 hours, irregular hours, and may work alone.

About Us

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.

Salary : $95,256 - $195,288

If your compensation planning software is too rigid to deploy winning incentive strategies, it’s time to find an adaptable solution. Compensation Planning
Enhance your organization's compensation strategy with salary data sets that HR and team managers can use to pay your staff right. Surveys & Data Sets

What is the career path for a Senior Experiment Design Engineer?

Sign up to receive alerts about other jobs on the Senior Experiment Design Engineer career path by checking the boxes next to the positions that interest you.
Income Estimation: 
$114,514 - $140,377
Income Estimation: 
$140,979 - $171,491
Income Estimation: 
$91,017 - $111,627
Income Estimation: 
$106,299 - $135,354
Income Estimation: 
$108,186 - $133,193
Employees: Get a Salary Increase
View Core, Job Family, and Industry Job Skills and Competency Data for more than 15,000 Job Titles Skills Library

Job openings at Idaho National Laboratory

  • Idaho National Laboratory Idaho, ID
  • Job Description The Idaho National Laboratory is seeking a well-qualified researcher focused on thin film deposition and characterization. This position wi... more
  • 3 Days Ago

  • Idaho National Laboratory Idaho, ID
  • Job Description Essential Job Functions and Responsibilities: (Knowledge, skills, and behaviors required for this position.) Provides security system admin... more
  • 3 Days Ago

  • Idaho National Laboratory Idaho, ID
  • Job Description Idaho National Laboratory is hiring a Project Controls Analyst (PCA) to work on our MFC Projects team. Our team works a 4x10 schedule locat... more
  • 3 Days Ago

  • Idaho National Laboratory Idaho, ID
  • Job Description The Materials and Fuels Complex (MFC) at the Idaho National Laboratory (INL) is seeking a Training Coordinator reporting to the MFC Trainin... more
  • 3 Days Ago


Not the job you're looking for? Here are some other Senior Experiment Design Engineer jobs in the Idaho, ID area that may be a better fit.

  • Idaho National Laboratory Idaho, ID
  • Job Description Idaho National Laboratory is hiring an Experiment Engineer to work in the Advanced Test Reactor (ATR) Experiment Engineering department. Ou... more
  • 7 Days Ago

  • Harmony Design & Engineering Driggs, ID
  • Qualifications: BS civil engineering, construction engineering, or related field FE license with ability and desire to obtain PE license in the future. Pro... more
  • 12 Days Ago

AI Assistant is available now!

Feel free to start your new journey!