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Manager Nuclear Criticality Safety Engineer Jobs

Amentum

Criticality Safety Engineer

Oak Ridge, TN · On-site

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

The Engineer will provide engineering support for U.S. Department of Energy (DOE) facilities and ... Candidates will obtain site specific Nuclear Criticality Safety (NCS) Analyst Qualification to ...

Pae

Criticality Safety Engineer

Aiken, SC · On-site

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

We are currently seeking a Nuclear Criticality Safety Engineer to support our AIKEN, SC office out at the Savannah River Site (SRS). The Engineer will provide engineering support for U.S. Department ...

Amentum

Criticality Safety Engineer

Aiken, SC · On-site

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

We are currently seeking a Nuclear Criticality Safety Engineer to support our AIKEN, SC office out at the Savannah River Site (SRS). The Engineer will provide engineering support for U.S. Department ...

Pae

Criticality Safety Engineer

Oak Ridge, TN · On-site

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

The Engineer will provide engineering support for U.S. Department of Energy (DOE) facilities and ... Candidates will obtain site specific Nuclear Criticality Safety (NCS) Analyst Qualification to ...

BWXT

Senior Nuclear Criticality Safety Engineer

Lynchburg, VA · On-site

$86K - $136K/yr

  • Medical

  • Dental

  • Retirement

Our joint ventures provide environmental restoration and operations management at a dozen U.S ... On-site in Lynchburg, Virginia Your Day to Day as a Senior Nuclear Criticality Safety Engineer:

BWXT

Senior Nuclear Criticality Safety Engineer

Lynchburg, VA · On-site

$86K - $136K/yr

  • Medical

  • Dental

  • Retirement

Our joint ventures provide environmental restoration and operations management at a dozen U.S ... On-site in Lynchburg, Virginia Your Day to Day as a Senior Nuclear Criticality Safety Engineer:

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Manager Nuclear Criticality Safety Engineer information

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$106.5K

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

As of Aug 18, 2026, the average yearly pay for manager 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 Manager Nuclear Criticality Safety Engineer vs Nuclear Criticality Safety Engineer?

AspectManager Nuclear Criticality Safety EngineerNuclear Criticality Safety Engineer
CertificationsTypically requires certifications like ANSI/ANS-8.19, NEBOSH, or equivalentSame certifications, often entry to mid-level
Work EnvironmentLeads teams, manages safety programs, oversees compliancePerforms technical safety assessments, analyzes criticality risks
Employer & Industry UsageUsed in nuclear facilities, government agencies, and large energy companiesCommonly employed in nuclear power plants, research labs, and regulatory bodies

The Manager Nuclear Criticality Safety Engineer focuses on leadership, team management, and program oversight, while the Nuclear Criticality Safety Engineer concentrates on technical safety analysis and risk assessment. Both roles require similar certifications and are integral to nuclear safety, but the manager role emphasizes coordination and compliance management.

What cities are hiring for Manager Nuclear Criticality Safety Engineer jobs?

Cities with the most Manager 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 Manager Nuclear Criticality Safety Engineer jobs?

States with the most job openings for Manager Nuclear Criticality Safety Engineer jobs include:

Manager Nuclear Criticality Safety Engineer jobs near you

Criticality Safety Engineer

Amentum

Oak Ridge, TN • On-site

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 8 days ago

Job description

Amentum is a global leader in advanced engineering and innovative solutions, supporting critical missions across defense, intelligence, energy, and civilian sectors. Our people are our competitive advantage, driven by purpose, collaboration, and a commitment to delivering excellence for our customers and communities. We are currently seeking a Criticality Safety Engineer to support our Oakridge, TN office. The Engineer will provide engineering support for U.S. Department of Energy (DOE) facilities and projects in Design Services. The Engineer must have demonstrated experience in preparing documents to support the development of or changes to complex engineering designs or design changes supporting facility or project scoped work.
Candidates will obtain site specific Nuclear Criticality Safety (NCS) Analyst Qualification to support implementation of a DOE Approved Nuclear Criticality Safety Program in an operating non-reactor nuclear facility.
Job Responsibilities
  • Provide technical guidance to operating organizations.
  • Collaborate with operating organization personnel on NCS evaluations as the lead NCS Analyst.
  • Perform independent reviews of NCS evaluations.
  • Conduct periodic reviews of fissionable material operations.
  • Lead and/or participating in NCS response to programmatic issues and criticality process deviations/infractions.
  • Participate in NCS emergency response preparation (emergency procedures, plans, exercises, and drills).
  • Independently prepare, review, and/or present technical reports to the criticality safety community (e.g. American Nuclear Society, etc.).
  • Conduct NCS training for all levels of employees involved in fissionable material operations.
  • Assist in the development and/or review of new or proposed changes to existing NCS programmatic policy and implementing documents.
  • Lead and/or participate in assessments and audits of the NCS Program.
  • Mentor of less experienced Nuclear Criticality Safety (NCS) Analysts and Analysts In-Training on all aspects of criticality safety.
  • Development, revision, and review of Nuclear Criticality Safety (NCS) documentation such as Criticality Safety Evaluations (CSEs), Nuclear Criticality Safety Design Analysis, and Calculations (DACs) and various other NCS technical basis documentation.
  • Complete required NCS annual Operational Reviews.
  • Daily nuclear facility support; consisting of facility walkdowns, review of NCS requirements, implementing documents, participation at facility Operational Safety Boards, etc.

Required Skills/Abilities
  • Bachelor's degree in nuclear, engineering, math, or science with minimum of 1-2 years of Nuclear Criticality Safety (NCS) experience is required (Nuclear Engineering degree preferred) or 7 years of equivalent technical experience in place of a B.S.
  • Experience in Approach to Critical (e.g., NCSP Hands-On Criticality Safety Course) preferred.
  • DOE-specific experience is highly preferred.
  • Candidate must be a US citizen.
  • Candidate must have the ability to obtain and maintain a DOE "Q" security clearance.
  • Demonstrated keen attention to detail.

Educational Requirements
  • Alternate combination of education and experience will be considered.

Compensation Details:
$115,000+
The compensation range or hourly rate listed for this position is provided as a good-faith estimate of what the company intends to offer for this role at the time this posting was issued. Actual compensation may vary based on factors such as job responsibilities, education, experience, skills, internal equity, market data, applicable collective bargaining agreements, and relevant laws.
Benefits Overview:
Our health and welfare benefits are designed to support you and your priorities. Offerings include:
  • Health, dental, and vision insurance
  • Paid time off and holidays
  • Retirement benefits (including 401(k) matching)
  • Educational reimbursement
  • Parental leave
  • Employee stock purchase plan
  • Tax-saving options
  • Disability and life insurance
  • Pet insurance

Note: Benefits may vary based on employment type, location, and applicable agreements. Positions governed by a Collective Bargaining Agreement (CBA), the McNamara-O'Hara Service Contract Act (SCA), or other employment contracts may include different provisions/benefits.
Original Posting:
06/11/2026 - Until Filled
Amentum anticipates this job requisition will remain open for at least three days, with a closing date no earlier than three days after the original posting. This timeline may change based on business needs.
Amentum is proud to be an Equal Opportunity Employer. Our hiring practices provide equal opportunity for employment without regard to race, sex, sexual orientation, pregnancy (including pregnancy, childbirth, breastfeeding, or medical conditions related to pregnancy, childbirth, or breastfeeding), age, ancestry, United States military or veteran status, color, religion, creed, marital or domestic partner status, medical condition, genetic information, national origin, citizenship status, low-income status, or mental or physical disability so long as the essential functions of the job can be performed with or without reasonable accommodation, or any other protected category under federal, state, or local law. Learn more about your rights under Federal laws and supplemental language at Labor Laws Posters.

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