Senior Mechanical Engineer: Fusion Tooling & Assembly

Socket.dev; Harvard (MA); On-site; USD 120,000 - 180,000; Full time

Job summary

Commonwealth Fusion Systems is seeking a Senior Mechanical Engineer on the Assembly Team to design, develop, and manage fabrication of tooling for SPARC tokamak assembly. You will own tooling concepts, guide system teams, and write work-instruction packets, partnering with physicists and engineers at MIT PSFC and within CFS.

This role requires a BS in a relevant field, 7+ years of mechanical engineering experience, and 4+ years leading assembly processes.

Qualifications

• BS in Civil, Mechanical, or Aerospace Engineering.
• 7+ years of mechanical engineering experience with project ownership.
• 4+ years overseeing construction, manufacturing, or assembly/integration.
• 4+ years of experience with CAD software.

Responsibilities

• Own the tooling design, lifting, manipulation, and support frames for SPARC components.
• Formulate assembly strategies and coordinate with system teams.
• Analyze tool structures and kinematics for safe, effective operation.
• Ensure tool and personnel access during assembly steps as outlined by system owners.
• Assist alignment planning for precision placement of magnets and vessels.
• Oversee fabrication of tools at outside vendor shops and guide troubleshooting.
• Specify and procure all hardware required for tools.
• Create assembly work instruction packets and support on-site activation of tools.
• Collaborate with tooling engineers, designers, and assembly coordinators during on-site work.
• Seek feedback to meet project requirements in a high-load, vacuum, and complex manipulation environment.

Skills

Project ownership

CAD software

Team collaboration

Mechanical design

Education

B.S. Civil/Mechanical/Aerospace Engineering

Tools

Siemens NX

Job description

Commonwealth Fusion Systems is seeking a Senior Mechanical Engineer on the Assembly Team to design, develop, and manage fabrication of tooling for SPARC tokamak assembly. You will own tooling concepts, guide system teams, and write work-instruction packets, partnering with physicists and engineers at MIT PSFC and within CFS.

This role requires a BS in a relevant field, 7+ years of mechanical engineering experience, and 4+ years leading assembly processes.