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Temporary Nuclear Criticality Safety Engineer information

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$106.5K

$154.5K

$186K

How much do temporary nuclear criticality safety engineer jobs pay per year?

As of Jul 27, 2026, the average yearly pay for temporary nuclear criticality safety engineer in the United States is $154,474.00, according to ZipRecruiter salary data. Most workers in this role earn between $146,000.00 and $161,000.00 per year, depending on experience, location, and employer.

What is the difference between Temporary Nuclear Criticality Safety Engineer vs Nuclear Safety Technician?

AspectTemporary Nuclear Criticality Safety EngineerNuclear Safety Technician
CredentialsTypically requires a degree in nuclear engineering or related field, plus certifications like ANSI/ANS standardsUsually holds technical certifications or associate degrees in nuclear technology
Work EnvironmentWorks in nuclear facilities, performing safety assessments and criticality controlsSupports safety procedures, monitors operations, and assists in safety compliance
Industry UsageCommonly employed during project-based or temporary assignments in nuclear plantsRegularly employed in ongoing safety monitoring and support roles

The Temporary Nuclear Criticality Safety Engineer focuses on assessing and managing criticality safety risks during specific projects or temporary assignments, requiring specialized engineering knowledge. In contrast, the Nuclear Safety Technician provides ongoing support in safety procedures and compliance. Both roles are vital for nuclear safety but differ mainly in scope, responsibilities, and employment duration.

What cities are hiring for Temporary Nuclear Criticality Safety Engineer jobs? Cities with the most Temporary Nuclear Criticality Safety Engineer job openings:
What are the most commonly searched types of Nuclear Criticality Safety Engineer jobs? The most popular types of Nuclear Criticality Safety Engineer jobs are:
What states have the most Temporary Nuclear Criticality Safety Engineer jobs? States with the most job openings for Temporary Nuclear Criticality Safety Engineer jobs include:
Temporary Nuclear Criticality Safety Engineer jobs near you
Nuclear Criticality Safety Engineer

Nuclear Criticality Safety Engineer

MS Technology, Inc.

Oak Ridge, TN • On-site

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 26 days ago

Job description

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: HR@mstechnology.com.

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