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Commonwealth Fusion Systems

Develops high-temperature superconducting fusion magnets

R&D Multiphysics Simulation Intern

Thermal & Fluids EngineeringConfirmed live in the last 24 hours
Internship · Spring 2027, Summer 2027Somerville, MA, USA$25 - $38 /hr

About the Job

Requirements

  • Currently pursuing a degree focused in Physics or Engineering, such as Electrical, Mechanical, or Nuclear Engineering, or a related field.
  • Coding experience through coursework, research, or personal projects, such as Python, MATLAB, or C++.
  • Foundational coursework in electromagnetism and thermodynamics or heat transfer.
  • Proficiency in at least one programming language, preferably Python.
  • Working understanding of electromagnetics and heat transfer fundamentals.
  • Ability to perform activities such as typing, standing, or sitting for extended periods.
  • Dedication to safety when working around potential industrial hazards, including heat, cold, noise, fumes, strong magnets, lead, high voltage, and cryogenics.

Responsibilities

  • Analyze cable magnet design concepts for ARC using reduced models that capture global and local effects.
  • Test new simulation workflow modules against independent models and experimental data.
  • Understand experimental setups and data to validate and understand measured physical mechanisms.
  • Write clean, documented, version-controlled code that contributes to shared simulation tools.
  • Present methods and results to the R&D team and summarize the work in a final report.

Desired Qualifications

  • Clear written and verbal communication, and the ability to work independently and as part of a team.

About the Company

Commonwealth Fusion Systems

Develops high-temperature superconducting fusion magnets

Commonwealth Fusion Systems builds fusion energy systems that aim to provide clean, affordable power. It designs tokamaks using high-temperature superconducting magnets to make smaller, less expensive machines. Its flagship SPARC is intended to produce net energy, with ARC envisioned as the first commercial fusion power plant. The company collaborates with MIT and focuses on a data-driven, mission-focused path to scalable fusion energy for large energy users.

Company size
1,001-5,000
Company stage
Grant
Total funding
$4B
Headquarters
Harvard, MA
Founded
2018

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