Intern - Manufacturing Engineer - Fall Co-op 2026

Commonwealth Fusion Systems; Harvard (MA); On-site; USD 32,000 - 48,000; Full time

Job summary

Commonwealth Fusion Systems is seeking a Manufacturing Engineering Intern for a Fall 2026 co-op in Devens, MA. This internship offers meaningful, challenging work placements within a mission-driven team focused on fusion energy.

The program openly values talented students, with compensation ranging from 23 to 35 USD per hour and the opportunity to contribute to real manufacturing projects while learning from experienced engineers.

Qualifications

• Internship opportunity in Manufacturing Engineering.
• Fall 2026 co-op.
• Compensation hourly, 23–35 USD.

Skills

Manufacturing engineering

Job description

About Commonwealth Fusion Systems:

Commonwealth Fusion Systems is on a mission to deliver the urgent transition to fusion energy.

Combining decades of research, top talent, and new technologies, we’re designing and building commercially viable fusion power plants. And we're working with policymakers and suppliers to build the energy industry of the future.

We’re in the best position to make it happen. Since 2018, we’ve raised nearly $3 billion in capital, making us the largest and leading private fusion company in the world.

Now we’re looking for more thinkers, doers, builders, and makers to join us. People who’ll bring new perspectives, solve tough problems, and thrive as part of a team.

If that’s you and this role fits, we want to hear from you.

Join the power movement as a Manufacturing Engineering Intern

We are looking for a talented Manufacturing Engineering Intern to join our team! CFS interns are highly valued within the organization and placed into meaningful and challenging roles.

Job posting details for Intern - Manufacturing Engineer - Fall Co-op 2026 at Commonwealth Fusion Systems in Devens, MA. Compensation / salary range: 23 - 35 USD, hourly. ClimateTechList gathers 8,000+ job openings from over 495 climate tech companies and updates them daily.