Design Criteria Engineer (Nuclear)

Location: Los Angeles, CA, United States

Salary: $150,000–$210,000 annually, plus potential stock options and benefits for full-time hires.

Company

hirify.global is developing and operating low-cost uranium enrichment services in the United States to restore domestic nuclear fuel production.

What you will do

• Develop, document, and maintain design criteria and the design basis for facility systems, structures, and components.
• Translate safety functions, regulatory requirements, and engineering codes into clear design criteria.
• Establish criteria for seismic, wind, flood, and other natural phenomena hazards and external events.
• Define load combinations, environmental conditions, and applicable codes and standards.
• Review designs, calculations, and specifications for conformance with established criteria.
• Coordinate with ISA, criticality safety, consequence, fire protection, structural, and mechanical teams while maintaining configuration-controlled documentation.

Requirements

• Bachelor's degree in Mechanical, Civil/Structural, Nuclear, or a related engineering field.
• Strong engineering fundamentals, analytical skills, and ability to perform trade studies and make recommendations with partial information.
• Knowledge of design basis and design criteria development for regulated or safety-critical facilities.
• Familiarity with ASCE, ACI, AISC, ASME, and natural phenomena hazard criteria.
• Strong verbal and written communication skills and ability to collaborate across technical teams.
• Ability to work extended hours and weekends as necessary.

Nice to have

• Experience at a nuclear, DOE, national laboratory, or NRC-licensed facility.
• Experience with Integrated Safety Analysis, safety classification of SSCs, natural phenomena hazard analysis, or external event assessment.
• Professional Engineer license or ability to obtain one.
• Advanced degree and evidence of exceptional technical ability.
• Experience in a fast-paced, highly technical, or entrepreneurial engineering environment.

Culture & Benefits

• Mission-driven work focused on affordable nuclear fuel and clean baseload energy.
• Lean engineering and operations team with an emphasis on urgency, accountability, transparency, and first-principles problem solving.
• Full-time hires may receive stock options.
• Medical, vision, and dental coverage are available.
• Access to a 401(k) retirement plan.