Nuclear Criticality Safety Engineer - DOE Facility

Amentum; Oak Ridge (TN); Remote; USD 104,000 - 127,000; Full time

Benefits offered by this job

Health, dental, and vision insurance

Paid time off

Retirement benefits (401(k) matching)

Educational reimbursement

Parental leave

Employee stock purchase plan

Tax-saving options

Disability and life insurance

Pet insurance

Job summary

Amentum is seeking a Criticality Safety Engineer for our Oak Ridge, TN office. The role supports DOE facilities, developing and reviewing NCS documentation and providing guidance across operations.

Responsibilities include leading NCS evaluations, conducting reviews, training staff, and participating in emergency response planning. Requires a degree with NCS experience or equivalent, and ability to obtain a DOE Q clearance. US Citizenship is required.

Qualifications

• Bachelor’s degree in nuclear, engineering, math, or science with 1–2 years of Nuclear Criticality Safety (NCS) experience or 7 years of equivalent experience in place of a BS.
• Experience with Approach to Criticality (e.g., NCSP Hands-On Criticality Safety Course) is preferred.
• DOE-specific experience is highly preferred.
• Candidate must be able to obtain and maintain a DOE “Q” security clearance.
• U.S. Citizenship is required for facility credentials/authorization at this work location.

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 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.

Skills

NCS experience

Attention to detail

DOE clearance eligible

Education

Bachelor’s degree in nuclear, engineering, math, or science

Nuclear Engineering degree preferred

Job description

Amentum is seeking a Criticality Safety Engineer for our Oak Ridge, TN office. The role supports DOE facilities, developing and reviewing NCS documentation and providing guidance across operations.

Responsibilities include leading NCS evaluations, conducting reviews, training staff, and participating in emergency response planning. Requires a degree with NCS experience or equivalent, and ability to obtain a DOE Q clearance. US Citizenship is required.