Mechanical Design Intern

At BWX Technologies, Inc. (NYSE: BWXT), we are People Strong, Innovation Driven. A U.S.-based company, BWXT is a Fortune 1000 and Defense News Top 100 manufacturing and engineering innovator that provides safe and effective nuclear solutions for global security, clean energy, environmental restoration, nuclear medicine and space exploration. With more than 7,800 employees, BWXT has 14 major operating sites in the U.S., Canada and the U.K. We are the sole manufacturer of naval nuclear reactors for U.S. submarines and aircraft carriers. Our company supplies precision manufactured components, services and fuel for the commercial nuclear power industry across four continents. Our joint ventures provide environmental restoration and operations management at a dozen U.S. Department of Energy and NASA facilities. BWXT’s technology is driving advances in medical radioisotope production in North America and microreactors for various defense and space applications.  For more information, visit www.bwxt.com. Follow us on LinkedIn, X, Facebook and Instagram.

Welcome to BWXT We believe in empowering our employees and cultivating a dynamic workplace that fosters growth and collaboration. Whether you’re an experienced professional or just starting your career, you'll find opportunities to challenge yourself, learn from seasoned experts, and contribute to nuclear innovation. We required a diverse range of skills to support our work in the markets that drive our business and welcome candidates from all backgrounds and life stages who are passionate about making a difference.   BWXT is People Strong, Innovation Driven - be part of BWXT’s innovation hub. BWXT’s Advanced Technologies (AT) group researches, designs, and develops innovative new nuclear reactors, nuclear rocket propulsion systems, and radioisotope production systems for both internal and external customers.   If you are looking for a Summer 2027 internship opportunity where innovative thinking is fostered and barrier-free teamwork is embraced every day, then this opportunity is for you.   Position Overview:   As a Mechanical Design Intern, you will support the engineering team in designing and developing system components for high‑temperature gas reactors (HTGRs) and light water reactors (LWRs) used in both space and terrestrial applications. You will collaborate with a multidisciplinary group that includes engineers from various fields, data scientists, technicians, and project managers.       Location:  The position will be located in Lynchburg, VA at the Advanced Technologies Office.      Your Day to Day as a Mechanical Design Intern:

Assist with basic component and system design activities, including preparing models and drawings, running preliminary calculations, and drafting supporting documentation under close guidance.

Support mechanical component design efforts by helping incorporate considerations for assembly, testing, and inspection, with mentorship from experienced engineers.

Learn and apply fundamental design control and configuration management concepts.

Gain exposure to design-for-manufacturing principles and system operations, contributing to small portions of larger design tasks.

Learn new procedures, processes, and tools while supporting various stages of production and workflow.

Help gather and document procurement requirements for mechanical components or system functionality with supervision.

Must be a currently enrolled student, pursuing a degree in engineering.

Coursework or project experience related to mechanical engineering concepts.

Interest in nuclear reactor systems or complex mechanical assemblies; prior exposure is helpful but not required.

Willingness to learn industry codes and standards such as ASME Section III and VIII.

Familiarity with 3D modeling software (SolidWorks preferred) through coursework or personal projects.

Basic understanding of engineering