Summer 2026 Internship - Software Engineering

Radiant Industries•El Segundo, CA

1d•Onsite

About The Position

Radiant is seeking a motivated Software Engineering Intern with a strong computer science foundation to join our team. As an intern, you will work alongside mechanical, electrical, and nuclear engineers to assist in developing software tools that support simulation and analysis for reactor design, development, and safety analysis. This is an excellent opportunity to gain hands-on software development experience in a highly interdisciplinary environment. Please note: we plan to begin interviewing for Summer 2026 internships in November/December.

Requirements

Currently pursuing a degree in computer science, physics, or a related technical discipline.
Familiarity with Python, C++, C#, or similar object-oriented programming languages.
Basic knowledge of software development practices and version control tools such as Git.

Nice To Haves

Strong self-motivation and the ability to collaborate effectively in a team environment.
Interest in contributing to simulation tools or working on software testing.
Familiarity with distributed software development and common design patterns is a plus.
A passion for physics, hardware, or electrical engineering is highly encouraged.

Responsibilities

Assist in creating tooling to support a variety of simulation software packages.
Contribute to internal software products that support simulation and analysis of simulation results.

Benefits

Stock: Substantial incentive stock plan for all full-time employees.
Medical: 100% up to base silver level plan for employee + 50% dependents, offers up to Platinum plans.
One Medical: Sponsored memberships for employees and their dependents.
Vision: 100% top tier plan coverage + 50% for dependents.
Dental: 100% top tier plan coverage, orthodontia extra, 50% for dependents.
Voluntary life, accident, hospital, critical illness, commuter and FSA/HSA are offered as employee contributed benefits.
8-weeks of paid parental leave for all parents. Additional paid pregnancy leave for CA employees.
Daily catered lunch. Free snacks and drinks.
Flexible PTO policy. Remote workday allocation.
Company and team-bonding events, happy hours and in-person camaraderie.
Beautiful El Segundo headquarters close to the Pacific Ocean.