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Fuel Cycle Nuclear Engineer

Date: Sep 20, 2022

Location: Oak Ridge, TN, US, 37830

Company: Oak Ridge National Laboratory

Requisition Id 9089 


We are seeking a Fuel Cycle Nuclear Engineer to focus on applications related to storage and transportation of spent nuclear fuel and high level radioactive materials.  This position resides in the Nuclear Materials Packaging, Transportation, and Systems Analysis (NMPTSA) group in the Integrated Fuel Cycle Section, Nuclear Energy and Fuel Cycle Division, and Fusion and Fission and Science Directorate at Oak Ridge National Laboratory (ORNL).  


Major Duties/Responsibilities: 

As part of our research team, you will be responsible for independently solving a variety of complex technical problems in projects related to spent nuclear fuel waste management. Researches and develops analytical methods and technologies supporting all aspects of the nuclear fuel cycle including R&D activities related to storage, transportation, and disposal of used nuclear fuel and high-level radioactive waste. You will support the coordination of activities involved in the documentation, design process, and mechanical engineering analysis of mechanical systems related to waste management subject areas in facilities, equipment, and transportation. Finally, you will support the NMPTSA with various evaluation, design, and analysis tasks in testing, fuel cycle, security, and fussion engineering projects.


  • Generate, review, and approved detailed mechanical drawings to facilitate fabrication and installation of equipment
  • Effectively interact with various personnel, both within and outside of ORNL
  • Interface with principal investigators, management, engineers, fabricators, modelers, and test campaign personnel
  • Support large complex nuclear safety analyses focusing on integrated used fuel storage, transportation, safety and security applications 
  • Represent work performed by the group for internal and external review, providing presentations to sponsors and the general public as necessary 
  • Write technical papers, journal articles, reports, and proposals for internal and external release


Basic Qualifications:

  • Ph.D. with 2 years of relevant experience, a M.S. with 7 years of relevant experience, or a BS with 8 years of relevant experience in Nuclear Engineering or equivalent.
  • The ability to work with minimal supervision and ability to provide input and influence project direction through interaction with project team leadership


Preferred Qualifications:

In this position, the ideal incumbent will support multidisciplinary projects that require a detailed understanding of nuclear systems, nuclear fuel cycle process, security, and design. The incumbent should have a detailed working knowledge in some combination of the following skillset.

  • Experience performing nuclear, mechanical, thermal, or structural analysis for nuclear and mechanical systems.
  • Demonstrated experience in nuclear power plant core design or nuclear operations.
  • Knowledge of regulatory testing for transportation and storage packages that contain radioactive materials
  • Knowledge in radiation transport, shielding analysis, criticality analysis for practical nuclear applications.
  • Proficient with CAD and finite element analysis codes such as ANSYS, ABAQUS, and/or SolidWorks and experience simulating static linear, thermal, or nuclear analysis.
  • Ability to interpret blueprints, drawings, schematics, technical journals and papers, and other related material.
  • Familiarity with radioactive material packaging, testing regulations, 10 CFR, and 49 CFR regulations.
  • Experience providing technical direction and guidance
  • The successful candidate will ensure compliance with environment, safety, health and quality program requirements 
  • Excellent written and oral communication skills with sufficient technical confidence to contribute to all phases of the design: preliminary, detailed, testing, and product iteration.
  • Motivated self-starter with the ability to work independently and to participate creatively in collaborative teams across the laboratory 
  • Ability to function well in a fast-paced research environment, set priorities to accomplish multiple tasks within deadlines, and adapt to ever changing needs


Export control, no clearance:  This position requires access to technology that is subject to export control requirements. Successful candidates must be qualified for such access without an export control license.


This position will remain open for a minimum of 5 days after which it will close when a qualified candidate is identified and/or hired.

We accept Word (.doc, .docx), Adobe (unsecured .pdf), Rich Text Format (.rtf), and HTML (.htm, .html) up to 5MB in size. Resumes from third party vendors will not be accepted; these resumes will be deleted and the candidates submitted will not be considered for employment.

If you have trouble applying for a position, please email

ORNL is an equal opportunity employer. All qualified applicants, including individuals with disabilities and protected veterans, are encouraged to apply.  UT-Battelle is an E-Verify employer.

Nearest Major Market: Knoxville