Nuclear Criticality Safety Engineer

Nuclear Criticality Safety Engineer –

Location:

Oak Ridge, Tennessee or Idaho Falls, .

Boston Government Services, LLC (BGS) is seeking a Nuclear Criticality Safety Engineer to support our client.

• Perform and support nuclear criticality safety evaluations to ensure safe handling, storage, processing, and transportation of fissile materials.
• Develop, review, and maintain criticality safety documentation, analyses, and procedures in accordance with applicable regulatory and safety requirements.
• Identify, evaluate, and implement criticality safety controls and limits for nuclear operations and projects.
• Provide technical guidance and support to engineering, operations, and safety personnel regarding criticality safety requirements.
• Participate in audits, inspections, and reviews to demonstrate compliance with nuclear safety regulations and standards.
• Support hazard analyses, risk assessments, and safety reviews for nuclear facilities and activities.
• Collaborate with multidisciplinary teams to resolve safety issues and support project execution.
• Assist with the development and delivery of training related to nuclear criticality safety, as needed.
• Maintain awareness of changes in regulations, standards, and industry best practices related to nuclear criticality safety.
• Work effectively in a team environment to communicate and exchange information.

• Bachelor's degree in Nuclear Engineering, Mechanical Engineering, Chemical Engineering, Physics, or a related technical discipline; or a high school diploma (or equivalent) with relevant technical experience will be considered in lieu of a degree.
• Minimum of 5+ years of experience working in the nuclear industry, including environments involving nuclear materials, nuclear safety, or regulated nuclear operations.
• Experience supporting or performing safety analyses, technical evaluations, or safety-related documentation.
• Familiarity with nuclear safety principles, regulatory requirements, and industry standards (DOE, NRC, or equivalent).
• Strong analytical, problem‑solving, and technical writing skills.
• Ability to work effectively with multidisciplinary engineering, operations, and safety teams.
• Proficiency in use of MCNP or SCALE for criticality safety analyses.
• Proficiency with standard office software (e.g., Microsoft Office).

• Located at the BGS Oak Ridge, Tennessee corporate office or Idaho Falls, e.
• Schedule is hybrid, part‑time, Monday‑Friday, work hours based on project needs.

BGS offers a competitive total compensation package to eligible employees. Benefits include Health, Dental, Vision, Life Insurance, Paid Vacation, 401K, Long and Short-Term Disability.

BGS is an Equal Opportunity/Affirmative Action employer. All qualified applicants are encouraged to apply and will receive consideration for employment without regard to race, color, religion, sex, national origin, disability, or protected veteran status.