Nuclear Criticality Safety Engineer
MSTI
Nuclear Criticality Safety Engineer
MS Technology, Inc. is seeking a Nuclear Criticality Safety Engineer to support our clients in Oak Ridge, TN. The Nuclear Criticality Safety Engineer supports nuclear safety activities for the Uranium Processing Facility (UPF), including design, construction, and operational readiness. This role is responsible for developing, reviewing, and implementing criticality safety evaluations and technical basis documents, ensuring compliance with nuclear criticality safety (NCS) requirements. The position involves performing facility walkdowns, supporting safety reviews and boards, resolving safety discrepancies, and contributing to the overall NCS program. The engineer collaborates with multidisciplinary teams to support safe operations, maintain regulatory compliance, and uphold a strong safety culture within DOE and/or commercial nuclear environments.
Responsibilities
- Support nuclear engineering facets related to the Uranium Processing Facility (UPF) design and construction of the facility.
- Develop, revise, and peer-review Criticality Safety Evaluations (CSEs), Technical Deviations (TDs), and other NCS technical basis documents.
- Perform facility walkdowns, review implementing documents, and participate in Operational Safety Boards.
- Resolve non-compliance or discrepancies in safety requirements.
- Develop calculations related to nuclear facilities.
- Ensure critical design needs are met.
- Develop, review, and implement Nuclear Criticality Safety Evaluations (NCSEs) and Determinations (NCSDs).
- Assist in implementing and maintaining the NCS program, including operability evaluations and problem report dispositions.
- Maintain a strong safety culture, implement zero-accident philosophies, and ensure safe work practices in operational areas.
- Review operational areas to assess NCS compliance.
- Perform NCS evaluations.
Requirements
- Bachelor's Degree in Engineering; may look at other candidates with technical degree and additional relevant experience
- 15+ years of relevant experience
- United States (U.S.) Citizen
- Must understand nuclear criticality safety procedures
- Must be able to be qualified to ANS-8.26
- Must have excellent coordination and communication skills to work with various teams and stakeholders
- Must have experience with DOE and/or commercial nuclear projects
Benefits:
All eligible employees enjoy an excellent benefits package, including medical/dental/vision insurance, short/long-term disability, life insurance, 401(k), paid time off including holidays, and tuition reimbursement.
EEO Statement:
MSTI is an equal-opportunity employer. All qualified candidates, including individuals with disabilities and protected veterans, are encouraged to apply. MSTI is an E-Verify employer. If you have difficulty using the online application system or need an accommodation to apply due to a disability, please email: View email address on click.appcast.io.
EEO Employer/Vet/Disabled
- ...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...SuggestedFor subcontractor
- ...Job Description Job Description Navarro Research and Engineering is recruiting for multiple junior and senior Nuclear Criticality Safety Engineering positions located in Oak Ridge, TN, Paducah, KY, and Portsmouth, OH. Navarro is a premier contractor providing...SuggestedContract workTemporary workFor contractors
- ...Full-Time Standard Nuclear is fueling America's nuclear... ...world. The Nuclear Engineer is responsible for identifying... ...to support system design and safety evaluations. ~ Interpret... ...design decisions. Criticality Safety & Fuel Manufacturing Support...SuggestedPermanent employmentFull timeWork at office
- ...Services, LLC. (BGS) has created this Evergreen Talent Pool post for gathering qualified candidates for a position relating to Nuclear Safety Engineer to support our clients. BGS is an engineering, technology, and security firm helping to advance missions of national...SuggestedFull timeTemporary workMonday to Friday
- ...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...SuggestedContract workFor contractorsWork at office
- ...a leading international player in the nuclear industry. Our strengths? Across the entire... ...in Oak Ridge, Tennessee. As the HVAC Engineer , you'll be at the forefront of... ...facilities, ensuring high-integrity, and safety-critical performance. Other duties include:...For contractors
- ...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...Full timeContract workWork at officeWork visa
$125k - $130k
...Job Level: Entry Level Home District/Group: Kiewit Nuclear Solutions Department: Design Engineering Market: Nuclear Employment Type: Full Time... ...part of a new, emerging nuclear market? Our nuclear safety culture is strong at Kiewit Nuclear Solutions. We are...Full timeCasual workRemote workWeekend work$112k - $117k
...Level: Mid Level Home District/Group: Kiewit Nuclear Solutions Department: Quality Market:... ...of a new, emerging nuclear market? Our nuclear safety culture is strong at Kiewit Nuclear Solutions. As a Quality Engineer, you will report directly to the Quality Manager...Full timeWeekend work$103k - $108k
...Job Level: Mid Level Home District/Group: Kiewit Nuclear Solutions Department: Design Engineering Market: Nuclear Employment Type: Full Time... ...part of a new, emerging nuclear market? Our nuclear safety culture is strong at Kiewit Nuclear Solutions. We are...Full timeWeekend work- ...is seeking a Mechanical/Manufacturing Engineer to support our client in Oak Ridge, TN.... ...operations. Participate in hazard analyses, safety reviews, and design reviews related to... ...Mechanical Engineering, Chemical Engineering, Nuclear Engineering, or a related discipline from...Temporary workFor contractorsWork experience placementWork at office
$138k - $145k
...Level: Senior Level Home District/Group: Kiewit Nuclear Solutions Department: Design Engineering Market: Nuclear Employment Type: Full Time Position... ...best technology, processes, equipment, tools and safety programs available. We are an innovative team that...Full timeRemote workWeekend work- ...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 timeContract workWork at officeWork visa
- ...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 timeContract workWork at officeWork visa
- ...Industrial Engineer We are seeking an experienced and highly motivated Industrial Engineer to join our team. The ideal candidate brings 5–10 years of hands-on experience in process optimization, production planning, and continuous improvement initiatives. This role...Full time
$114k - $180k
...Fortune 1000 and Defense News Top 100 manufacturing and engineering innovator that provides safe and effective nuclear solutions for global security, clean energy,... ...supporting operational excellence, cost effectiveness, safety, and quality. Location: On-site in Oak Ridge...For contractorsLocal areaAll shiftsFlexible hours$114k - $180k
...Position Overview The Industrial Engineering Manager leads the development and optimization of manufacturing systems, labor strategies, production flow, capacity planning, and overall operational efficiency for a high-volume operation. This role oversees industrial engineering...All shiftsFlexible hours- ...Direct Kinetic Solutions Inc Power Electronics Engineer Oak Ridge, TN·Full time Company website Apply for Power Electronics Engineer We... ...Support documentation, design reviews, and compliance with relevant safety and performance standards. Required Qualifications: Bachelor’s...Full time
$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 timeTemporary workFor subcontractorWork at officeLocal areaRemote workFlexible hours$80k - $90k
...Job Description Overview AtkinsRéalis is seeking a Nuclear Process Engineer to join our Commercial Nuclear Team. This is an entry-level... ...industrial processes, systems and equipment. Design and analyze safety and non-safety related process and mechanical components...Full timeTemporary workWork at officeFlexible hours$137.5k - $160k
...provide relocation support. Global Engineering & Technology (GET) is seeking a highly qualified engineer with National Nuclear Security Administration (NNSA) experience... ...National Laboratories (SNL) Environmental Safety & Health (ES&H) Planning Department. This...Full timeTemporary workLocal areaRemote workRelocation package- ...Tennessee since the Manhattan Project and one of the National Nuclear Security Administration’s largest construction projects. When complete... ...operational costs and energy consumption, improve worker safety, and provide enriched uranium capabilities well into the future...Work experience placementLocal areaNight shift
- ...community. Our team of intellectually curious and highly motivated engineers, scientists and business professionals engages with our clients... ...and the world. Values We Care Integrity Service Quality Safety Innovation Attitude Outreach Position Strata-G is seeking an experienced...Full timeContract workRemote workWork visa
$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 timeTemporary workWork at officeFlexible hours$80k - $90k
...Job Description Overview AtkinsRéalis is seeking a Nuclear Piping Engineer to join our Commercial Nuclear Team. This is an entry-level... ...systems and associated supports. Design and analyze of safety and non-safety piping and mechanical components and designs...Full timeTemporary workWork at officeFlexible hours$141k - $235k
...Description Overview We are seeking a Process Engineering Lead Energy - Commercial Nuclear - Remote. This remote position is based out of our Oak... ...Rewards & benefits At AtkinsRéalis, our values-Safety, Integrity, Collaboration, Innovation, and Excellence-...Full timeTemporary workWork at officeRemote workFlexible hours- ..., Inc. is seeking a Process Engineer - Rec overy and Waste to support... ..., and waste management of nuclear fuel elements and related... ...equipment suppliers to ensure critical design characteristics are met... ...regulatory team to establish safety procedures for individuals working...Full timeTemporary workWork experience placementFor subcontractorWork at office
- ..., Inc. is seeking a Process Engineer - Wet Chemistry to support our... ...to ensure compliance with safety, environmental, and quality requirements... ...suppliers to ensure critical design characteristics are met... ...in chemical engineering, nuclear engineering, material science...Temporary workWork experience placementFor subcontractorWork at office
$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- ...Job Title: Electrical Commercial Grade Dedication Engineer, Nuclear Location: Oak Ridge, Tennessee Type: Direct Hire Work Model: Onsite... ...implement Commercial Grade Dedication (CGD) plans to support Safety Related (QL1) procurements. Design, fabricate, and...Work at officeLocal area
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Nuclear Criticality Safety Engineer. Be the first to apply!


