Core Neutronics Intern

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 2026 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 Core Neutronics Intern, you will work with our engineers and designers to create and analyze nuclear reactor systems by developing analytical models and conducting performance assessments.

Location:

The position will be located in Lynchburg, VA at the Advanced Technologies Office.

Your Day to Day as a Core Neutronics Intern:

• Collaborate with experienced engineers and designers to develop analytical models for nuclear reactor neutronics or thermal performance analysis and assess their operating characteristics using state-of-the-art analysis software.
• Work within a multi-disciplinary team to make design tradeoffs and decisions relating to neutronics or thermal performance of a terrestrial or space based nuclear reactor system. 

Required Qualifications:

• Must be a currently enrolled student, pursuing a degree in nuclear engineering. 
• Must have a strong interest in nuclear engineering.
• Must have taken introductory engineering classes, including thermodynamics, fluid flow, and nuclear engineering courses, including neutronics.
• Must be a U.S. Citizen.

Preferred Qualifications:

• Experience with nuclear analysis tools (MCNP, SCALE, MOOSE or other) is a plus.

What We Offer:

• Flexible work schedules to promote a healthy work-life balance.
• BWXT offers the thrift plan (401k) to its employees. After 3 years of employment, you become fully vested and any time as an internship goes towards that time.
• An inclusive atmosphere that celebrates new perspectives and supports collaboration between different generations.
• The chance to be part of a mission-driven organization making a positive impact on the future of energy.