Top 3992 Nuclear Safety Engineer Jobs

Nuclear Criticality Safety Engineer
Amentum —Remote
- $90,000 a year
- Full-time
- Hybrid work
- Bachelor of Science
- Engineering
- Mid-level
- Employee stock purchase plan
- Paid holidays
Nuclear Criticality Safety Engineer
Edgewater Technical Associates —Columbia, SC
- Full-time
- Master's degree
- Bachelor's degree
- Doctor of Philosophy
- Disability insurance
- Health insurance
Quick Apply
Nuclear Criticality Safety Engineer
Boston Government Services, LLC —Oak Ridge, TN
- Part-time
- 5 years
- High school diploma or GED
- Analysis skills
- Disability insurance
- Health insurance
Nuclear Safety Engineer
Edgewater Technical Associates —Aiken, SC
- 5 years
- Engineering
- Research
- Disability insurance
- Health insurance
Quick Apply
Structural/Nuclear Engineer
DenkenSolutions Inc —Birmingham, AL
- $75 an hour
- 7 years
- Bachelor of Science
- Office
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Intermediate I&C Engineer Energy - Remote
AtkinsRéalis —Remote
- $72,000 - $120,000 a year
- Full-time
- Remote
- System design
- Mid-level
- 3 years
- Employee stock purchase plan
- Disability insurance
Intermediate Piping Engineer Energy - Remote
AtkinsRéalis —Remote
- $72,000 - $120,000 a year
- Full-time
- Remote
- Mid-level
- 3 years
- Mentoring
- Employee stock purchase plan
- Disability insurance
Intermediate Process Engineer Energy - Remote
AtkinsRéalis —Remote
- $72,000 - $120,000 a year
- Full-time
- Remote
- Mid-level
- 3 years
- Mentoring
- Employee stock purchase plan
- Disability insurance
Intermediate Electrical Engineer Energy - Remote
AtkinsRéalis —Remote
- $72,000 - $120,000 a year
- Full-time
- Remote
- Mid-level
- 3 years
- Analysis skills
- Employee stock purchase plan
- Disability insurance
Field Service Programming Engineer
Coalmont Engineering —Lake View, AL
- $95,000 - $120,000 a year
- Overtime
- Up to 50% travel
- Bachelor of Science
- System design
- Paid holidays
- Health insurance
Quick Apply
Intermediate Civil Engineer Energy - Remote
AtkinsRéalis —Remote
- $72,000 - $120,000 a year
- Full-time
- Remote
- Mid-level
- 3 years
- Civil Engineering
- Employee stock purchase plan
- Disability insurance
Regional Sales Manager
Destaco —Auburn Hills, MI
- $90,000 - $115,000 a year
- Full-time
- Hybrid work
- Up to 50% travel
- Engineering
- ERP systems
Quick Apply
Senior Systems Engineer - Nuclear Safety / Surety
General Dynamics Mission Systems, Inc —Pittsfield, MA
- $124,397 - $138,003 a year
- Full-time
- System design
- Office
- 3 years
Senior Structural Engineer 1 - Nuclear
Sargent & Lundy —Mineral, VA
- $84,762 - $129,498 a year
- Full-time
- 5 years
- Bachelor of Science
- Analysis skills
- Paid parental leave
- Health savings account
Senior Piping Engineer Energy - Remote
AtkinsRéalis —Remote
- $90,000 - $173,000 a year
- Full-time
- Remote
- 7 years
- Master's degree
- Mentoring
- Employee stock purchase plan
- Disability insurance
Senior Nuclear Systems Engineer
Holtec —Camden, NJ
- $140,000 - $165,000 a year
- Hybrid work
- Microsoft Excel
- Engineering
- Master's degree
- Wellness program
- Commuter assistance
Quick Apply
Nuclear Safety Engineer
Accelera —Cranberry Township, PA
- $38.91 - $56.32 an hour
- Full-time
- Mid-level
- Analysis skills
- 4 years
Quick Apply
MRI Technologist - Weekends Only - Lorain Hospital
Mercy Health —Lorain, OH
- Weekends only
- Anatomy knowledge
- Hospital
- Mid-level
- Health savings account
- Disability insurance
Sr. Deterministic Safety Analysis (DSA) Engineer
Holtec —Camden, NJ
- $150,000 - $180,000 a year
- Hybrid work
- Bachelor of Science
- Analysis skills
- US work authorization
- Wellness program
- Commuter assistance
Quick Apply
Engineer I - V - CNS (Probabilistic Risk Assessment)
Nebraska Public Power District —Brownville, NE
- Urgently hiring
- Microsoft Access
- Engineering
- Mid-level
- Paid training
- Health savings account

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Nuclear Criticality Safety Engineer

Amentum -
Remote

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Job Details

Full-time
$90,000 a year

Benefits

Employee stock purchase plan
Paid holidays
Disability insurance
Health insurance
Dental insurance
Tuition reimbursement
Paid time off
Parental leave
Vision insurance
401(k) matching
Life insurance
Pet insurance

Qualifications

Technical engineering
Process audits
Technical documentation
Bachelor's degree in nuclear engineering
Bachelor of Science
Engineering
Compliance audits & assessments
Mathematics
Mid-level
Technical report writing
Technical support experience
Policy analysis
Policy & process development
Bachelor's degree in engineering
Incident response (Crisis management methodologies)
Mentoring
Internal compliance assessments
Nuclear safety assessment
Technical skills instruction
Training & development
Bachelor's degree in mathematics
Nuclear Engineering
Safety training implementation
Occupational safety program implementation
Policy Development
Process program evaluations
Emergency workplace safety response planning
Scientific reports

Full Job Description

Amentum is seeking a Nuclear Criticality Safety Engineer for the Pittsburgh, PA area.

Candidates will obtain site-specific Nuclear Criticality Safety (NCS) Analyst Qualification to support the 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 participate 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 the 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 a 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

An alternate combination of education and experience will be considered.

Compensation Details:

90,000

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:

01/06/2026 - 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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