Nuclear Criticality Safety Engineer

Responsibilities

• Develop and maintain nuclear criticality safety evaluations (CSEs) for fissile material processes
• Perform criticality safety analyses using computational tools such as SCALE and MCNP
• Ensure compliance with NRC, DOE, and ANSI/ANS standards and regulations
• Conduct audits, inspections, and reviews to identify and mitigate safety risks
• Collaborate with engineering, operations, and regulatory teams to implement safety measures
• Provide technical guidance and training on criticality safety principles
• Investigate incidents and develop corrective actions
• Maintain documentation and records to support audits and regulatory reviews

Requirements

• Bachelor's degree in Nuclear Engineering, Physics, or a related field
• Strong knowledge of criticality safety regulations and methodologies (e.g., 10 CFR Part 70, ANSI/ANS-8)
• Proficiency in computational tools such as SCALE, MCNP, or similar software
• Excellent analytical and problem-solving skills
• Strong verbal and written communication skills
• Ability to work collaboratively in a team-oriented environment

Preferred Qualifications

• Evidence of exceptional ability via prior projects or completed products
• Experience in fast-paced, resource-constrained engineering environments
• ANSI/ANS-8.24 certification
• Advanced degree
• Professional Engineer (PE) license or ability to obtain one

Benefits

• Competitive base salary and long-term incentives (stock options)
• Medical, vision, and dental coverage
• 401(k) retirement plan

About the Company

General Matter enriches uranium and is designing, building, and operating low-cost enrichment services in the US. The company is restoring America's ability to produce nuclear fuel to power advanced industries and is backed by leading venture capital firms. Its mission is to make nuclear energy the cleanest, safest, and most affordable source of baseload power.