Lead Assembly Technician

Cfsenergy; Harvard (MA); On-site; USD 65,000 - 85,000; Full time

Job summary

Cfsenergy is seeking a Lead Technician for the Assembly Team to manage assembly operations for the SPARC Tokamak. This role involves supervising teams, reviewing work orders, and ensuring timely completion of tasks while adhering to safety and quality standards.

The ideal candidate will have extensive experience in technical assembly roles and should be capable of leading teams effectively while maintaining precise quality control. The position requires physical capability to work in industrial environments.

Qualifications

• High school diploma or equivalent experience.
• 7+ years in a highly technical assembly role.
• Experience overseeing a team of five or more.

Responsibilities

• Manage assembly activities for the SPARC Tokamak.
• Review work orders and assign tasks to technicians.
• Conduct visual inspections and provide updates.

Skills

Technical assembly

Team leadership

Safety consciousness

Troubleshooting

Education

High school diploma or equivalent

Tools

Forklift operation

Machining tools

Job description

About Commonwealth Fusion Systems

Commonwealth Fusion Systems is on a mission to deliver the urgent transition to fusion energy. Since 2018 we have raised nearly $3 billion in capital, making us the largest private fusion company in the world. We are designing and building commercially viable fusion power plants and working with policymakers and suppliers to shape the future energy industry.

Lead Technician - Assembly

As a Lead Technician on the Assembly Team, you will oversee and organize small technician teams to conduct all assembly activities for the SPARC Tokamak, including handling, alignment, and mechanical integration of large electromagnetic coils, vacuum vessels, instrumentation systems, support structures, tooling and manipulation equipment, diagnostic systems, and superconducting cable bundles.

Responsibilities

• Manage day‑to‑day activity and coordination of technician teams to complete assembly operations according to the overall schedule.
• Review work orders, including mechanical, welding, electrical, and lifting tasks, and assign technicians or teams to specific operations.
• Participate in major on‑site operations such as important component lifts and movements.
• Conduct visual inspection buy‑off for tasks completed by technician teams.
• Provide daily updates to the Assembly team on the status of each operation or work order and what was completed that day.
• Coordinate with out‑of‑house work teams on specialized sections of SPARC assembly to ensure timely completion of their work.
• Identify and troubleshoot any assembly issues as they arise, develop workarounds, and elevate problems as necessary.
• Notify Assembly Engineers of problems or the need for non‑conformance reports and coordinate with the Assembly Testing Team on ongoing activities.
• Lead daily kick‑off meetings and shift‑change meetings to outline tasks, major events (such as big lifts), safety hazards, and relevant details.

Required Qualifications

• High school diploma or equivalent experience.
• 7+ years in a highly technical assembly role (e.g., aerospace, semiconductor, oil & gas, power plants, wind, automotive).
• 2 to 3 years overseeing a team of five people or more.
• Experience completing large‑scale projects end to end.
• Experience assisting lifting operations.
• Knowledge of standard joining and integration methods (bolted interfaces, flanges, welding, epoxies).
• Highly self‑motivated, organized, and safety conscious.

Preferred Qualifications

• 10+ years in a highly technical assembly role (e.g., aerospace, semiconductor, oil & gas, power plants, wind, automotive).
• 3+ years leading a team of ten people or more.
• Ability to operate a forklift.
• Proficiency with basic machining tools (lathe, mill).
• Experience designing tooling or small fixtures.
• Experience using JIRA, Manufacturo, or other software‑based tracking.
• Experience with rigging and direct oversight of heavy‑component lifting.
• Knowledge of rigging and lifting best practice.
• Knowledge of vacuum systems and clean‑room best practices.
• Knowledge of cryogenic systems.
• Experience with metrology tools and precision alignment of components.
• Willingness to occasionally travel for required nights, weekends, or on‑call duty.

Work Conditions

• Hours: 7:00 am – 3:30 pm.
• Ability to lift up to 50 lbs.
• Proficient in stooping, typing, standing, or sitting for extended periods.
• May need to operate in small confined spaces or at heights up to 25 feet.
• Exposure to industrial hazards such as heat, cold, noise, fumes, strong magnets, lead (Pb), high voltage, and cryogenics.

Legal

This role requires compliance with U.S. laws concerning the export of controlled or protected technologies or information (collectively, “Export Control Laws”). Any offer of employment will be contingent on the need for compliance with such Export Control Laws.

We value diversity deeply and are proud to be an equal‑opportunity employer by choice. We consider all qualified applicants equally, regardless of race, color, national origin, ancestry, citizenship status, protected veteran status, religion, physical or mental disability, marital status, sex, sexual orientation, gender identity or expression, age, or any other basis protected by law.