Posted today
DoE Q or L
$115,000 - $125,000
Unspecified
Remote/Hybrid• (Off-Site/Hybrid)
Amentum is seeking a Nuclear Criticality Safety Engineer based out of our Richland, WA office. 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 4-5 years of Nuclear Criticality Safety (NCS) experience is required (Nuclear Engineering degree preferred) or 5 years of equivalent technical experience in place of a B.S.
Involvement in industry committees preferred (e.g., ANS).
Min of 3 years of 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
HIRING SALARY RANGE: $115,000-$125,000 (Salary to be determined by the education, experience, knowledge, skills, and abilities of the applicant, internal equity, and alignment with market data.)
Benefits Overview:
Our health and welfare benefits are designed to support you and your priorities. Offerings include:
Compensation Details:
$115.000-$125,000
Original Posting:
01/29/2026 - 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 .
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 4-5 years of Nuclear Criticality Safety (NCS) experience is required (Nuclear Engineering degree preferred) or 5 years of equivalent technical experience in place of a B.S.
Involvement in industry committees preferred (e.g., ANS).
Min of 3 years of 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
HIRING SALARY RANGE: $115,000-$125,000 (Salary to be determined by the education, experience, knowledge, skills, and abilities of the applicant, internal equity, and alignment with market data.)
Benefits Overview:
Our health and welfare benefits are designed to support you and your priorities. Offerings include:
- Health, dental, and vision insurance
- 15 days of PTO and 8 Holidays, and 2 Floating Holidays
- Retirement benefits (including 401(k) matching)
- Educational reimbursement
- Parental leave
- Employee stock purchase plan
- Tax-saving options
- Disability and life insurance
- Pet insurance
Compensation Details:
$115.000-$125,000
Original Posting:
01/29/2026 - 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 .
group id: 91156626
