Nuclear Criticality Safety (NCS) Engineer
General MatterLos Angeles, CA
Full Time
Posted January 10, 2025
$80k - $170k
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Listing evidence and provenance
- Source
- Greenhouse View original listing
- Freshness
- Open in the current public read path; this is not an employer guarantee.Last observed October 5, 2026
- Classification
- Modern power-system classification not yet published for this listing.Legacy source industry field: Nuclear Energy
- Pay provenance
- Employer-provided pay
Job Description
We are seeking a skilled Nuclear Criticality Safety Engineer to join our team and play a critical role in ensuring the safe and effective handling of nuclear materials.
Key Responsibilities
- Develop and maintain nuclear criticality safety evaluations (CSEs) for processes involving fissile materials.
- Perform criticality safety analyses, utilizing computational methods and tools (e.g., SCALE, MCNP) to assess system safety and compliance.
- Ensure compliance with NRC, DOE, and ANSI/ANS criticality safety standards and regulations.
- Conduct audits, inspections, and reviews of facility operations to identify and mitigate criticality safety risks.
- Collaborate with engineering, operations, and regulatory teams to implement effective safety measures.
- Provide technical guidance and training to personnel on criticality safety principles and procedures.
- Investigate criticality safety incidents and develop corrective actions as necessary.
- Maintain accurate documentation and records to support audits and regulatory reviews.
Requirements
- Strong understanding of engineering fundamentals.
- Ability to perform trade studies and make clear recommendations using first principles and engineering fundamentals even with partial information.
- Bachelor’s degree in Nuclear Engineering, Physics, or a related field.
- Strong knowledge of criticality safety regulations, standards, and methodologies (e.g., 10 CFR Part 70, ANSI/ANS-8 series).
- Proficiency in computational tools such as SCALE, MCNP, or similar software.
- Excellent analytical and problem-solving skills.
- Strong verbal and written communication skills, with the ability to convey technical information to diverse audiences.
- Ability to work collaboratively in a team-oriented environment.
- Evidence of exceptional ability (prior projects, portfolio of work, completed products, etc).
- Experience in a fast-paced engineering environment or a highly technical role requiring a resourceful, entrepreneurial approach to complete tasks within tight timeframes or budget constraints.
- Certification as a Nuclear Criticality Safety Engineer (e.g., ANSI/ANS-8.24).
- Advanced degrees.
- Professional Engineer (PE) license is preferred or the ability to obtain one.
- Ability to work extended hours and weekends as necessary.
Benefits & Perks
- The base salary range for this role is $80,000-$170,000 annually.
- Compensation bands are determined by role, level, location, and alignment with market data. Individual level and base pay is determined on a case-by-case basis and may vary based on job-related skills, education, experience, technical capabilities and internal equity. Please note that the stated salary range is an estimate and may be adjusted based on market conditions, business needs, or other factors. In addition to base salary, for full-time hires, you may also be eligible for long-term incentives, in the form of stock options, and access to medical, vision & dental coverage as well as access to a 401(k) retirement plan.
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