Sign up to access all features of our service.
  • Job search
  • Favorites
  • Create a CV
    New
  • Salaries
  • Subscriptions

Nuclear Criticality Safety Engineer

Boston Government Services

Boston Government Services, LLC. (BGS) has created this Evergreen Talent Pool post for gathering qualified candidates for a position relating to Nuclear Criticality Safety Engineer to support our client.

BGS is an engineering, technology, and security firm helping to advance missions of national importance for government programs, national laboratories, national security facilities, nuclear operations, and complex projects. We support clients at every stage, from strategic planning and program management to the execution of engineering and technical activities. We work to attract and retain the best talent because the best talent delivers the best results for our clients. Our capabilities are based on our experience in complex, secure, and highly regulated environments. We leverage our experience and capabilities to provide mission-driven solutions tuned to our client's mission needs and strategic direction.

Work that Matters. People that Matter More. At BGS, we believe meaningful work starts with great people. We foster a culture built on respect, collaboration, and accountability-where employees are empowered to contribute ideas, grow professionally, and make an impact. We care about our employees' well-being through competitive benefits, clear expectations, and an environment that values both excellence and connection.

If you align with BGS' company values and culture, we would love for you to explore opportunities to join our growing team by checking out the job description below!

Responsibilities:

As the Nuclear Criticality Safety Engineer, you'll perform criticality safety evaluations for systems that provide the safe handling, storage, processing, and transportation of fissile materials. The work may involve performance of hazard analysis, computational analyses, validation, development of safety controls, documentation, guidance on criticality safety practices, and supporting compliance with applicable regulatory and safety requirements.

  • Perform and support nuclear criticality safety evaluations to ensure the 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.
Qualifications:
  • 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.)
Location/Work Arrangement:
  • Schedule is hybrid, part-time, Monday - Friday, work hours based on project needs.

Benefits:

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.

EEO:

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.

Exclusive Agreement Disclaimer:

BGS has standing contracts with federal agencies throughout the United States. We require an affirmative exclusive agreement to represent all candidates to our clients. By submitting this application, you are consenting to allow BGS to represent you as a candidate for the role in which you are applying.


Schedule is hybrid, part-time, Monday - Friday, work hours based on project needs.
Vacancy posted 4 days ago
Similar jobs that could be interesting for youBased on the Nuclear Criticality Safety Engineer in Oak Ridge, TN vacancy
  •  ...Nuclear Criticality Safety Engineer ENERCON Services Inc., doing business for the Federal Government through our wholly owned subsidiary, ENERCON Federal Services (EFS), provides engineering and environmental services to many branches of the Federal Government. With... 
    Suggested
    For subcontractor

    Enercon

    Oak Ridge, TN
    4 days ago
  •  ...Nuclear Criticality Safety Engineer Location: Oak Ridge, TN | Work Model: At Customer Site Work Environment Primary Work Sites: Client facilities Oak Ridge, TN Travel: No travel anticipated Physical Requirements: Ability to perform standard... 
    Suggested
    Full time
    Temporary work
    Work at office
    Immediate start

    Paschal Solutions, Inc.

    Oak Ridge, TN
    29 days ago
  •  ...Edgewater Technical Associates is seeking qualified candidates for a Nuclear Safety Engineer opportunity to join our nationwide team. Job Description: Supports operations and project activities as matrixed technical support staff providing the Nuclear Safety... 
    Suggested
    Contract work
    For contractors
    Work at office

    Edgewater Technical Associates

    Oak Ridge, TN
    4 days ago
  • $110k - $120k

     ...manufacture products and deliver critical services for our clients—whether...  ...SummaryBattelle is seeking a Principal Quality Engineer to serve as a technical authority for nuclear Quality Assurance (QA) across...  ..., systems, and components (SSC) safety classification and special... 
    Suggested
    Work experience placement
    Work at office
    Local area
    Remote work
    Relocation
    Flexible hours

    Battelle Memorial Institute

    Oak Ridge, TN
    1 day ago
  •  ...curious and highly motivated engineers, scientists and business professionals...  ...of continuous improvement. Safety We hold paramount the safety...  ...G is seeking an experienced Nuclear I&C Engineer - HFIR PVR...  ...in the early stages of Critical Decision-1 (CD-1), as defined... 
    Suggested
    Full time
    Contract work
    Temporary work
    Work at office
    Work visa

    Strata-G, LLC

    Oak Ridge, TN
    more than 2 months ago
  •  ...curious and highly motivated engineers, scientists and business professionals...  ...of continuous improvement. Safety We hold paramount the safety...  ...G is seeking an experienced Nuclear/Mechanical Engineer - HFIR...  ...in the early stages of Critical Decision-1 (CD-1), as defined... 
    Full time
    Temporary work
    Work at office
    Work visa

    Strata-G, LLC

    Oak Ridge, TN
    more than 2 months ago
  •  ...curious and highly motivated engineers, scientists and business professionals...  ...of continuous improvement. Safety We hold paramount the safety...  ...G is seeking an experienced Nuclear Structural - Civil Engineer...  ...reflector along with other critical reactor vessel components,... 
    Full time
    Contract work
    Temporary work
    Work at office
    Work visa

    Strata-G, LLC

    Oak Ridge, TN
    more than 2 months ago
  • DescriptionNavarro Research and Engineering is recruiting an HVAC Engineer (3926) for a new Nuclear Fuel Facility. Navarro is an award-winning provider...  ...confinement, reliability, maintainability, and safety requirements are critical. The position requires an HVAC engineer... 
    Full time
    Contract work
    Temporary work
    Local area

    Navarro Research and Engineering

    Oak Ridge, TN
    4 days ago
  •  ...Overview: Oak Ridge National Laboratory (ORNL) is seeking a Nuclear Mechanical Engineer with experience in the analysis of heat transfer and fluid...  ...for the DOE Office of Nuclear Energy and National Nuclear Safety Administration, this position will grant you the... 
    Work at office
    Relocation
    Relocation package
    Flexible hours

    Oak Ridge National Laboratory

    Oak Ridge, TN
    3 days ago
  •  ...Snc-Lavalin is seeking a Senior Process Engineer for a remote position based out of Oak Ridge, TN. This role involves analyzing and improving...  ...and a minimum of 7 years of experience, preferably in the nuclear industry. This position offers competitive compensation and a... 
    Remote work

    Snc-Lavalin

    Oak Ridge, TN
    2 days ago
  • $72k - $120k

     ...We are seeking a Process/Chemical Engineer Energy - Remote. This remote position...  ...office. Your role AtkinsRéalis US Nuclear is the subsidiary of AtkinsRéalis focused...  ...and components maintain chemical safety, criticality controls, radiation shielding, and defense... 
    Full time
    Temporary work
    For subcontractor
    Work at office
    Local area
    Remote work
    Flexible hours

    AtkinsRéalis

    Oak Ridge, TN
    more than 2 months ago
  • $125k - $130k

     ...Entry Level Home District/Group: Kiewit Nuclear Solutions Department: Design Engineering Market: Nuclear Employment Type:...  ...part of a new, emerging nuclear market? Our nuclear safety culture is strong at Kiewit Nuclear Solutions. We are... 
    Full time
    Casual work
    Remote work
    Weekend work

    Kiewit Corporation

    Oak Ridge, TN
    3 days ago
  • $80k - $90k

     ...Job Description Overview AtkinsRéalis is seeking a Nuclear Electrical Engineer to join our Commercial Nuclear Team. This is an entry-level...  ...systems and equipment. Design and analyze of safety and non-safety related electrical systems for commercial nuclear... 
    Full time
    Temporary work
    Work at office
    Flexible hours

    AtkinsRéalis

    Oak Ridge, TN
    a month ago
  •  ...are seeking a Process Systems Engineer to provide process design and...  ...(e.g. system health reports, critical spares, etc.).Specify and...  ...Comply with ORNL environment, safety, health, radiation control, and...  ...:BS in chemical engineering, nuclear engineering, mechanical engineering... 
    Relocation package
    Flexible hours

    Oak Ridge National Laboratory

    Oak Ridge, TN
    18 hours ago
  •  ...Spectra Tech, Inc. urgently seeks a Senior Structural Engineer to work remotely. Candidates must have a B.S. in Structural or Civil Engineering...  ...and over 10 years of relevant experience, particularly in Nuclear/DOE settings. Key responsibilities include design, project... 
    Contract work
    Temporary work
    Remote work

    International Executive Service Corps

    Oak Ridge, TN
    2 days ago
  •  ...Applicant? Login Now Process Engineer III Job Code: 2026-P2S-031...  ...firm dedicated to providing critical infrastructure engineering...  ...and infrastructure, nuclear defense and nonproliferation,...  ...applicable nuclear, chemical, and safety requirements to process designs... 
    Hourly pay
    Contract work
    Work at office

    Pro2Serve

    Oak Ridge, TN
    4 days ago
  •  ...Applicant? Login Now Process Engineer IV Job Code: 2026-P2S-032...  ...firm dedicated to providing critical infrastructure engineering...  ...facilities and infrastructure, nuclear defense and nonproliferation,...  ...applicable DOE requirements, nuclear safety expectations, and quality... 
    Hourly pay
    Contract work
    Work at office

    Pro2Serve

    Oak Ridge, TN
    4 days ago
  •  ...Overview We are seeking a Nuclear Reactor Controller (Reactor Operator) for the High Flux Isotope Reactor (HFIR). Under limited supervision...  ...personally responsible for ensuring safe operations by raising safety concerns, using a questioning attitude, considering hazards for... 
    Immediate start
    Relocation package
    Flexible hours
    Shift work
    Rotating shift

    Knoxville Technology Council

    Oak Ridge, TN
    1 day ago
  •  ...Defense, where we're dedicated to supporting critical missions with an exciting range of...  ...shape the future of the Defense and Public Safety industries. If you're mission-driven to...  ...: As a member of the Manufacturing Engineering team, the Manufacturing Test Engineer is... 
    Permanent employment
    Local area

    Teledyne Technologies

    Oak Ridge, TN
    4 days ago
  • $70k - $80k

     ...Description We’re looking for a driven, hands-on Manufacturing Engineer to join our high-spec aerospace and defense manufacturing...  ...machined components and fabricated assemblies that go into mission-critical aerospace, defense, and energy systems—where precision and... 
    Internship

    Laborup

    Oak Ridge, TN
    more than 2 months ago
  •  ...Description Job Title: Electrical Commercial Grade Dedication Engineer, Nuclear Location: Oak Ridge, Tennessee Type: Direct Hire Work...  ...implement Commercial Grade Dedication (CGD) plans to support Safety Related (QL1) procurements. Design, fabricate, and implement... 
    Work at office
    Local area

    System One

    Oak Ridge, TN
    14 days ago
  • DescriptionNavarro Research and Engineering is recruiting a Senior/Lead...  ...Engineer (3920) for a new Nuclear Fuel Facility. Navarro is an...  ..., equipment sizing, process safety support, and engineering...  ...structural, radiological controls, criticality safety, quality,... 
    Full time
    Contract work
    Temporary work
    Local area

    Navarro Research and Engineering

    Oak Ridge, TN
    4 days ago
  • DescriptionNavarro Research and Engineering is recruiting a Mid-to-...  ...Process Engineer (3922) for a new Nuclear Fuel Facility. Navarro is an...  ...forward while maintaining safety, quality, technical accuracy...  ..., radiological controls, criticality safety, quality, construction... 
    Full time
    Contract work
    Temporary work
    Local area

    Navarro Research and Engineering

    Oak Ridge, TN
    4 days ago
  •  ...16794 Overview:The Electrical, Instrumentation, and Controls Engineering (EICE) group within the Enrichment Science and Engineering Division...  ...engineering teams to ensure system performance, safety, and operational excellence.Responsibilities:Develop, maintain... 
    Work at office
    Relocation
    Relocation package
    Flexible hours

    Oak Ridge National Laboratory

    Oak Ridge, TN
    3 days ago
  • $90k - $173k

     ...Overview We are seeking a Senior Process Engineer - Remote. This remote position is based...  ...components and system designs for nuclear and commercial projects. Collaborate with...  ...ensure processes run efficiently and meet safety and regulatory standards having a significant... 
    Temporary work
    Work at office
    Remote work
    Flexible hours

    AtkinsRéalis

    Oak Ridge, TN
    a month ago
  •  ...Spectra Tech is seeking a HVAC Mechanical Engineer in Oak Ridge, TN. Job Description: The job of an HVAC mechanical engineer involves researching, designing, fabricating, and installing HVAC mechanical equipment to meet client's requirements. They also consult on HVAC... 
    Work from home

    Spectra Tech

    Oak Ridge, TN
    2 days ago
  •  ...problems in energy and  security. We are seeking a Power Electronics Engineer who will support the Electrical Power Conversion Group in the...  ...sponsor reviews.   ~ Ensure compliance with environmental, safety, health, and quality standards.   ~ Collaborate on proposals... 
    Work at office
    Relocation package
    Flexible hours

    Oak Ridge National Laboratory

    Oak Ridge, TN
    1 day ago
  • DescriptionNavarro Research and Engineering is recruiting an Electrical Power Engineer (3914...  ...solutions for complex challenges in the nuclear and environmental fields. Joining Navarro...  ...team committed to quality and safety while also looking for innovative strategies... 
    Full time
    Contract work
    Temporary work
    For contractors
    Local area

    Navarro Research and Engineering

    Oak Ridge, TN
    18 hours ago
  • $1,500 per month

     ...comprehensive range of body, chassis and engineering solutions to global customers. Through...  ...through serial production, guaranteeing safety, quality, delivery, and cost. The Manufacturing...  ...we believe that a diverse workforce is critical to our success. That’s why we are proud... 
    Full time
    For contractors
    Local area

    Magna International

    Clinton, TN
    1 day ago
  • DescriptionNavarro Research and Engineering is recruiting an Project Engineer in Oak Ridge,...  ...solutions for complex challenges in the nuclear and environmental fields. Joining Navarro...  ...exceptional team committed to quality and safety while also looking for innovative... 
    Full time
    Contract work
    Temporary work
    For contractors
    For subcontractor
    Local area

    Navarro Research and Engineering

    Oak Ridge, TN
    1 day ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to Nuclear Criticality Safety Engineer. Be the first to apply!