Summer 2027 Software Engineering Intern

Public source summary from intern-list.com / Jobright.

The Nuclear Company is the fastest growing AI tech-startup in the nuclear and energy space, pioneering a fleet-scale approach to building the next generation of nuclear reactors. As a Software Engineering Intern, you will build software for the Nuclear Operating System (NOS) and work alongside full-time engineers to develop AI-powered features and tools that support the construction of power plants.

Responsibilities

Build new features and full modules within NOS: regulatory automation, cost and schedule, supply chain, and the commercial portal Build AI-powered software: LLM- and agent-backed features, retrieval-augmented generation, and tool-calling against internal systems, a growing part of the platform Develop data integrations across Palantir Foundry, AWS GovCloud, and more Convert build-a-thon prototypes into production-grade features and build field deployment tooling for the teams working in the field Build the automated testing and compliance infrastructure that keeps NOS audit-ready; triage issues and root-cause failures

Qualifications: Currently enrolled in a BS in Computer Science, Software Engineering, Computer Engineering, Mathematics, Physics, or a related technical field.

Available for a full six-month term and returning to school afterward Strong programming fundamentals in at least one modern language (Python, TypeScript, Java, Go, Rust, or C++) A track record of shipping working software (course projects, personal projects, or prior internships or co-ops) This position requires access to information and technology subject to U.S. export controls (including DOE 10 CFR Part 810 and NRC requirements).

U.S.

Person status (U.S. citizen or lawful permanent resident) is required, and TNC does not provide visa sponsorship for these roles Willing and able to work on-site in Washington DC, five days a week, for the full six-month term Exposure to building AI-powered features: LLM APIs (OpenAI or Anthropic), retrieval-augmented generation, or agent and tool-calling Coursework or project experience with Palantir Foundry, AWS, or another enterprise cloud platform Familiarity with algorithms, data structures, cloud infrastructure, and modern front-end frameworks Interest in energy, national security, industrial software, or regulated industries Familiarity with nuclear engineering concepts (not required, we teach the domain)

Benefits: 401k with company match Medical, dental, vision plans Generous vacation policy, plus holidays