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Nuclear Shielding Principal Engineer
15800 Northup Way Bellevue, WA 98008 US
Job Description
Position Description: Protingent Staffing has an exciting *REMOTE* contract Nuclear Shielding Principal Engineer opportunity.
Job Responsibilities:
- Mentor Company's nuclear design engineers on radiation shielding design and analysis for advanced nuclear reactors, including development of UM models of nuclear systems, calculating dose, energy deposition rates, gas production rates, and developing radiation source term based on materials activation analysis for non-fuel in-vessel components.
- Consult about shielding strategies and best practices for new applications of nuclear power – eg. floating nuclear power plants.
- Consult about shielding strategies and best practices for Reactor fuel cycle facilities.
- Serve as an independent radiation transport subject matter expert.
- Work at Company is dynamic and evolutionary. As such, new responsibilities often arise, and you should be capable of and excited about learning and applying specialized skills.
Job Qualifications:
- B.S. degree in Nuclear Engineering or equivalent experience and 30+ years of nuclear-related industry experience
- Shielding experience with experimental reactors, molten salt reactors and/or fuel cycle facilities.
- Knowledgeable of nuclear shielding design concepts to meaningfully support engineering team with understanding of systems being designed.
- Experience in radiation shielding design and analysis.
- Experience with engineering and scientific computer codes: Attila, MCNP, SCALE, and ORIGEN.
- Experience with computed aided drafting (e.g., SolidWorks, SpaceClaim/ANSYS)
- Excellent verbal and communication skills.
- Ability and professionalism to work within published regulatory guidelines for nuclear reactor design.
- Fast reactor experience preferred.
- An ability to perform professional-quality software development for nuclear applications is preferred.
- Experience working under NQA-1 quality program desired.
- The successful candidate will possess a high degree of trust and integrity, communicate openly and display respect, and a desire to foster teamwork.
Job Details:
- Job Type: Contract (Part Time)
- Pay Rate Range: $119-$155/hr.
- 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.
About Protingent: Protingent is a niche provider of top Engineering and IT talent to Software, Electronics, Medical Device, Telecom, and Aerospace companies nationwide. Protingent exists to make a positive impact and contribution to the lives of others as well as our community by providing relevant, rewarding, and exciting work opportunities for our candidates.
Meet Your Recruiter

Magic Demirel
As a Technical Recruiter at Protingent, I am excited to leverage my diverse background in education, leadership, and technology to connect talented professionals with opportunities that align with their skills and aspirations. My experience as an accomplished classroom educator and EdTech specialist has honed my ability to understand complex skill sets and identify the right fit for various roles.
I am passionate about…
…Building meaningful relationships with both candidates and clients to ensure mutual success
…Staying ahead of industry trends and understanding the evolving needs of the tech industry
…Creating efficient, streamlined processes that enhance the recruitment experience for all parties involved
…Supporting diverse, equitable, and inclusive hiring practices to create a more inclusive workforce
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