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R&D Systems/Mechanical Engineer - Crest Reactor

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Sandia National Laboratories

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Location:
United States , Albuquerque

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Category:
IT - Software Development

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Contract Type:
Not provided

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Salary:

117500.00 - 235700.00 USD / Year
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Job Description:

This is an extraordinary opportunity to join our team as a Senior or Principal level Systems Engineer or Mechanical Engineer and provide expertise and oversight for the design and development of the future reactor systems for the CREST (Combined Radiation Environments for Survivability Testing) Project. The goal of the CREST Project is to modernize the Annular Core Research Reactor and its systems through the design and construction of a new purpose-built facility. Together with a short pulse electron beam accelerator, which will also be included in the facility, this new capability will fill a mission gap for research, development, and qualification activities. The CREST Complex will be sited at Tech Area V (TA-V) at Sandia National Laboratories' Albuquerque, NM location.

Job Responsibility:

  • Collaborate with other CREST reactor design team members and subcontractors in the design and development of new reactor components and systems for CREST, leveraging a variety of computer-aided design (CAD) and engineering (CAE) tools
  • Employ the systems engineering approach to realize designs from identification of stakeholder needs, through requirements development, final design, fabrication/construction/installation, and system acceptance via verification and validation
  • Collaborate with other CREST Project system engineers to ensure that proper interface definition and requirements are established and maintained
  • Interface with the current ACRR staff to incorporate improvements and enhancements into designs where possible
  • Use engineering principles to research, design, or develop structures, machines, experiments, processes, or prototype systems
  • to construct or operate the same with full cognizance of their design
  • or to forecast their behavior under specific operating conditions
  • Independently create or investigate new capabilities by using the scientific method's hypothesis, test, and evaluation techniques
  • critical review
  • or similar engineering research and development methods
  • Participate in broader collaborative efforts with other NNSA labs as needed

Requirements:

  • A Bachelor's degree in a relevant discipline and five (5) years of directly relevant experience, or an equivalent combination of directly relevant education and engineering or scientific experience that demonstrates the knowledge, skills, and ability to perform independent research and development
  • Ability to obtain and maintain a DoE Q clearance

Nice to have:

  • Graduate degree in Engineering or a highly related field where an independent research project was a graduation requirement (e.g., independent project, thesis, or dissertation)
  • Experience working with Nuclear Security Enterprise (NSE) laboratories and plants including Pantex, Kansas City National Security Campus (KCNSC), Lawrence Livermore National Laboratory (LLNL), Los Alamos National Laboratory, and Kansas City National Security Campus/New Mexico Operations (KCNSC/NMO)
  • Experience working on engineering design, qualification, production, or related modeling/simulation projects
  • Strong verbal and written communication skills, ability to work effectively in multidisciplinary teams
  • A bachelor's and a master's degree in Mechanical, Nuclear or Electrical Engineering or a closely related STEM field
  • Experience with computer-aided design tools (e.g., SolidWorks, PTC Creo, etc.)
  • An understanding of systems engineering principles, to include requirements development, interpretation, and interface control/management in execution of the traditional engineering design process
  • Experience preparing engineering drawings for fabrication, with knowledge in fabrication methods and acquisition processes
  • Experience with computer-aided engineering tools (e.g., ANSYS, Abaqus, COMSOL, etc.)
  • Experience with thermodynamic or thermal hydraulic modeling, especially in areas pertaining to reactors
  • Experience with industry mechanical codes and standards for nuclear facilities, especially ASME's Nuclear Quality Assurance (NQA-1)
  • Desire to learn new skills as required and develop expertise in areas that may be unfamiliar
  • Demonstrated experience in identifying and resolving complex and challenging problems efficiently, with a proactive approach to issue resolution
  • Proven ability to work autonomously as well as collaboratively within multidisciplinary teams, fostering consensus and effectively addressing conflicts
  • Exceptional interpersonal and organizational skills, including strong written and verbal communication abilities, with a track record of producing clear, well-structured technical reports and presentations
  • Experience working with the NNSA Defense Programs
  • Active DoE Q clearance
What we offer:
  • Challenging work with amazing impact that contributes to security, peace, and freedom worldwide
  • Extraordinary co-workers
  • Some of the best tools, equipment, and research facilities in the world
  • Career advancement and enrichment opportunities
  • Flexible work arrangements for many positions include 9/80 (work 80 hours every two weeks, with every other Friday off) and 4/10 (work 4 ten-hour days each week) compressed workweeks, part-time work, and telecommuting (a mix of onsite work and working from home)
  • Generous vacation, strong medical and other benefits, competitive 401k, learning opportunities, relocation assistance and amenities aimed at creating a solid work/life balance

Additional Information:

Job Posted:
May 16, 2026

Employment Type:
Fulltime
Work Type:
On-site work
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