Intern - Cryogenics Engineer - Spring 2027

Commonwealth Fusion Systems•Devens, MA

13h•Onsite

About The Position

Commonwealth Fusion Systems is seeking a Cryogenics Engineering Intern to join its Cryogenics team for a 26-week Spring 2027 internship. The team develops cryogenic helium systems that keep high-temperature superconducting magnets within superconducting temperatures. The role involves engineering design and analysis in a fast-paced, collaborative environment, with opportunities to take designs from concept to hardware. The position is based in Devens, Massachusetts. Interns working onsite are responsible for their own transportation and housing. Assignments and technical skills needed may vary with team needs. The program is open to currently enrolled college students at all levels, from bachelor's degree through PhD, who are authorized to work in the United States for any employer. The role is expected to involve 40–50 hours per week, and pay is set according to year in school: $23–$29 per hour for bachelor's interns and $32–$35 per hour for master's and PhD interns. Full-time interns are offered sick time, health, dental and vision insurance, 401(k) matching subject to an age requirement, professional growth opportunities, and team-building activities.

Requirements

Currently enrolled in college and authorized to work in the United States for any employer.
Willingness to travel or occasionally work required nights, weekends, or on-call.
Ability to perform activities such as typing, standing, or sitting for extended periods.
Dedication to safety when mitigating industrial hazards that may include heat, cold, noise, fumes, strong magnets, lead, high voltage, and cryogenics.

Nice To Haves

A major in Chemical Engineering, Mechanical Engineering, Electrical or Software Engineering, or Computer Science.
Enthusiasm for learning company processes and collaborating in a group setting.
Exposure to fluid dynamics and thermodynamics.
Exposure to programmable logic controllers and electrical schematics.
Exposure to CAD software.
Exposure to FEA and/or CFD software.
Interest in entrepreneurship.

Responsibilities

Read, develop, and revise process engineering documents, including process flow diagrams, piping and instrumentation diagrams, test plans, test procedures, process controls, and human-machine interfaces.
Develop thermohydraulic analysis calculations, tools, models, and reports, including Excel calculations, one-dimensional thermohydraulic models, and computational fluid dynamics models.
Build physical and digital tools to manage and report project milestones.
Present results and learnings to key stakeholders, including managing small project budgets.
Participate in hands-on building and testing, such as flow instrumentation panels, vacuum carts and headers, compression tubing setups, helium leak test configurations, oil removal bakeouts, and helium purity measurement and calibration.