Nuclear Engineering Internship: Reactor Design & Analysis

Forge Atomics Inc.; El Segundo (CA); On-site; USD 80,231,000 - 85,962,000; Full time

Benefits offered by this job

Paid sick leave

Equal opportunity employer

Job summary

Forge Atomics in the Los Angeles South Bay area is offering a Nuclear Engineering Internship/Co-op for the Summer 2027 and Fall 2027 terms. Interns will contribute directly to the nuclear design and safety analysis of our Ember reactor, focusing on core design, fuel cycle, reactivity control, and radiation dose analysis.

You will work in our simulation and analysis toolchain alongside engineers moving design from model to licensing and first criticality, with analyses feeding real design

Qualifications

• Must be enrolled in a bachelor's degree program in an engineering, physics or math discipline by the start of employment.
• 3+ months of applied engineering experience (internships and project team experience strongly preferred).
• Must comply with U.S. DOE export control regulations; U.S. citizenship not required for eligible international applicants.

Responsibilities

• Own a well-scoped nuclear analysis end-to-end—criticality, depletion, reactivity coefficients, shielding—with mentorship.
• Run and extend reactor physics simulations supporting core design, fuel cycle, and reactivity control studies.
• Support radiation shielding and release analysis against regulatory limits.
• Build and improve analysis tools and automation to accelerate small-team work.
• Collaborate daily with fluids, structures, components, and manufacturing engineers to keep design system-optimized.

Skills

GPA 3.5+

3+ months engineering experience

Python

OpenMC/MCNP/Serpent knowledge

Education

Bachelor's degree in engineering/physics/mathematics

Tools

OpenMC

MCNP

Serpent

Job description

Forge Atomics in the Los Angeles South Bay area is offering a Nuclear Engineering Internship/Co-op for the Summer 2027 and Fall 2027 terms. Interns will contribute directly to the nuclear design and safety analysis of our Ember reactor, focusing on core design, fuel cycle, reactivity control, and radiation dose analysis.

You will work in our simulation and analysis toolchain alongside engineers moving design from model to licensing and first criticality, with analyses feeding real design