Engineer, Principal

Centrus Global • Oak Ridge, TN

2d

About The Position

Job Summary: At Centrus Energy, our Principal Engineers are the masterminds behind some of the most advanced mechanical systems in the nuclear industry. In this high-impact role, you’ll lead the analysis, validation, and optimization of critical structures and thermal systems that power our enrichment technology. If you love solving complex physics problems, enjoy mentoring others, and want your work to directly shape national energy and security initiatives—this is your stage. What You Will Do: You will serve as a senior technical authority performing advanced structural and thermal analysis using state-of-the-art FEA tools to evaluate and optimize high-vacuum systems, composite and metallic structures, and fabricated assemblies. You’ll lead static, dynamic, modal, and thermal simulations, validate analytical models with test data, and partner closely with design, manufacturing, quality, and testing teams to ensure performance, safety, and reliability. You’ll produce and review high-quality engineering documentation, guide fabrication and assembly packages, drive continuous improvement in simulation processes, and ensure strict compliance with DOE and NQA-1 quality standards—while mentoring engineers and influencing technical direction.

Requirements

• Bachelor’s degree in Mechanical, Aerospace, or Nuclear Engineering
• 3+ years of professional experience in structural and/or thermal analysis
• Proficiency with FEA tools (ANSYS preferred)
• 1+ years of CAD experience (CREO a plus)
• Strong foundation in mechanics of materials, materials science, and heat transfer
• Ability to obtain and maintain a Q-level security clearance

Nice To Haves

• Master’s degree in Mechanical, Aerospace, or Nuclear Engineering
• Experience working under NQA-1 quality standards
• Exposure to centrifuge systems or rotating machinery
• Prior technical leadership or project management experience
• Currently holds a “Q” level security clearance.

Responsibilities

• performing advanced structural and thermal analysis using state-of-the-art FEA tools to evaluate and optimize high-vacuum systems, composite and metallic structures, and fabricated assemblies
• lead static, dynamic, modal, and thermal simulations
• validate analytical models with test data
• partner closely with design, manufacturing, quality, and testing teams to ensure performance, safety, and reliability
• produce and review high-quality engineering documentation
• guide fabrication and assembly packages
• drive continuous improvement in simulation processes
• ensure strict compliance with DOE and NQA-1 quality standards
• mentoring engineers and influencing technical direction

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Number of Employees: 251-500 employees