Search Jobs

Nuclear Methods Engineer

Bellevue, WA 98008

Posted: 12/08/2025 Employment Type: Contract Job Number: 31256 Job Location: Remote Industry: SVCS - Services

Job Description

Position Title: Nuclear Methods Engineer

Position Description: Protingent Staffing has an exciting contract Nuclear Methods Engineer opportunity.

Job Responsibilities:
  • Development of neutronics methods to perform neutronics analysis of a fast spectrum molten salt reactor.
  • Implementation nuclear analysis methodologies via Python software
  • Core design and analysis activities of advanced nuclear reactors, including calculation and optimization of fuel management strategies, reactivity coefficients, control rod worth and shutdown margin, and radiation damage.
  • Software configuration management through code review, software documentation, software testing, and continuous integration.
  • Sensitivity studies to understand the effects and validity of various modeling assumptions, including delayed neutron fractions, evaluated nuclear data sets, geometry representation, etc.
  • Validation of neutronics analysis by leveraging benchmark models of historical reactors, reactor experiments, and critical assemblies.

Job Qualifications:
  • Bachelors degree in Science or Engineering and 6-10 years of relevant experience. Experience Level may be partially substituted for advanced degree depending on position relevance.
  • Experience in understanding and executing nuclear design/analysis methodologies, including criticality, flux/power distributions, fuel cycle analyses, reactivity coefficients, shielding, activation, control rod worth, detector response, and uncertainty analysis, ideally with a focus on fast-neutron reactors.
  • Experience with radiation transport software is required. Experience with MCNP, OpenMC, Attila, is preferred. Experience with ARMI, Serpent, SCALE, DIF3D, MC2, PARTISN, MOOSE, PARCS, APA, CASMO, DRAGON, is also relevant.
  • Programming experience in any language required, preferably in scientific computing; bonus points for Python skills.
  • Working knowledge of fundamental software development tools (e.g. IDEs, version control, profilers, debuggers, documentation builders, packaging tools).
  • Experience interacting on nuclear methodology with the DOE and/or NRC under an ASME NQA-1 compliant QA environment is preferred.
  • Strong communication skills desired.
  • The service provider will possess a high degree of trust and integrity, communicate openly and display respect, and a desire to foster teamwork.
  • Travel Required:0-5%.

Job Details:
  • Job Type: Contract
  • Pay Rate Range: $56-$95/hr (Pay rates are approved based on candidate location, education and experience.)
  • Location: 100% Remote Acceptable
  • Export control regulations require candidates to be a U.S. Citizen, U.S. Legal Permanent Resident, or of a protected person status

Benefits Package: Protingent offers competitive salaries, insurance plan options (HDHP plan or POS plan), education/certification reimbursement, pre-tax commuter benefits, Paid Time Off (PTO), and an administered 401k plan.
#TerraPro
About Protingent: Protingent is an Award-Winning provider of top-tier Engineering and IT talent, trusted by companies at the forefront of innovation — from Software and Aerospace to AI, Clean Tech, Medical Devices, and Connected Technologies. We’re passionate about making a positive impact by connecting exceptional talent with meaningful opportunities and helping our clients build the future.

Meet Your Recruiter

Chris Walsh

Since 2013, I have met many bright-minded and interesting people while recruiting for Protingent. For the last decade, I have specialized in hardware and software product development engineering recruitment. My recruiting style is to build a strong, lasting relationship while I help you achieve your career goals. I am a straightforward, open-minded individual who treats others as I wish to be treated. I enjoy playing golf and watching sports and appreciate fine wine and food. Let’s get started today. 

Send an email reminder to:

Share This Job:

Related Jobs:

Login to save this search and get notified of similar positions.

About Bellevue, WA

Discover exciting job opportunities in the vibrant Bellevue, Washington area today! Nestled in the heart of the Pacific Northwest, Bellevue offers a perfect blend of urban sophistication and natural beauty. From the stunning views of Lake Washington and the Cascade Mountains to the bustling downtown area with its upscale shops and delightful eateries, Bellevue has something for everyone. Explore the Bellevue Arts Museum, catch a show at the Meydenbauer Center, or cheer on the Seattle Seahawks at the nearby Lumen Field. With top-rated schools, abundant outdoor recreational activities at Bellevue Downtown Park, and a thriving tech industry, Bellevue presents endless possibilities for professional growth and success. Begin your career journey in this dynamic and charming city - browse our job listings now and unlock your potential in Bellevue, Washington!