Longenecker & Associates (L&A) seeks a motivated Structural Analyst to contribute to our mission supporting our work at Centrus Energy in Oak Ridge, TN. L&A is a woman-owned small business and trusted partner enabling critical missions across the U.S. Department of Energy (DOE) complex for more than 30 years. We contribute to DOE’s nuclear security and environmental remediation enterprise by providing the highest-caliber staff and experts. L&A is unconditionally committed to mission success and the well-being of employees, the nation and the environment. Our team members are passionate about building a healthier environment for generations to come. We are a community that interfaces and effectively communicates with all levels of management and government. If you have a passion for excellence, seek opportunities to engage in mission critical work, and consistently exceed expectations, apply now to join our professional family. POSITION DESCRIPTION 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.