Field Assembly Manager - Third Shift

Fusion Energy Base; Harvard (MA); On-site; USD 110,000 - 185,000; Full time

Benefits offered by this job

Equity

Health insurance

401(k) with company match

Paid holidays

Parental leave

Job summary

Commonwealth Fusion Systems is seeking a Field Assembly Manager for the third shift at Devens, MA. This on-site leadership role guides night-time tokamak assembly operations and coordinates Millwright, Welding, and Electrical trades to meet production goals.

You will align priorities with the production schedule, supervise union activities, and communicate progress and safety updates across shifts. The role demands hands-on leadership in a high-precision manufacturing environment with strict

Qualifications

• Bachelor’s degree or equivalent manufacturing leadership experience.
• 5+ years in a complex manufacturing, assembly, construction, or industrial environment.
• Strong understanding of mechanical, welding, electrical, and industrial assembly processes.
• Ability to read and interpret drawings, specifications, and work instructions.
• Knowledge of industrial safety practices, including Lockout/Tagout.

Responsibilities

• Lead third shift assembly operations supporting tokamak construction and integration.
• Coordinate Millwright, Welding, and Electrical union activities during night shift.
• Establish shift priorities based on production schedule and critical-path activities.
• Ensure staffing and sequencing to meet daily and weekly objectives.
• Monitor production progress and address delays, constraints, and resource issues.
• Conduct shift-start meetings communicating priorities and safety concerns.
• Maintain communication between day and night shifts.
• Provide detailed shift reports on progress, downtime, quality concerns, and remaining work.
• Coordinate work across trades to ensure proper sequencing and non-interference.
• Work with union leadership to maintain labor relations.

Skills

Read and interpret engineering draws

Industrial safety practices

Lockout/Tagout procedures

Understanding of mechanical, welding,電

Communication across shifts

Education

Bachelor’s degree in Engineering, Manufacturing, Operations, or related field

Tools

ERP systems

MES

Production scheduling software

Job description

Field Assembly Manager - Third Shift

Devens, MASPARC Tokamak Team – Assembly /Full-time /On-site

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, suppliers, and many others to build the energy industry of the future. We’re in the best position to make it happen. Since 2018, we’ve raised $4 billion of capital, making us the largest and leading 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.

What You’ll Do

• Night Shift Production Leadership:
  • Lead third shift assembly operations supporting tokamak construction and integration
  • Provide direct supervision and coordination of Millwright, Welding, and Electrical union activities
  • Establish priorities for the shift based on the overall production schedule and critical-path activities
  • Ensure work is properly staffed, sequenced, and executed to meet daily and weekly production objectives
  • Monitor production progress throughout the shift and proactively address delays, constraints, and resource issues
  • Conduct shift-start meetings and communicate priorities, safety concerns, schedule requirements, and changes in work scope
  • Maintain strong communication and handoff between day and night shifts
  • Provide detailed shift reports documenting progress, issues, downtime, quality concerns, and outstanding work
• Skilled Trades Coordination:
  • Coordinate work across Millwright, Welding, and Electrical trades to ensure activities are properly sequenced and do not interfere with one another
  • Resolve conflicts between trades and establish clear priorities when multiple activities compete for resources or workspace
  • Work closely with union leadership and shop stewards to ensure effective execution of work while maintaining positive labor relationships
  • Verify that employees are assigned work appropriate to their trade, qualifications, and training
  • Ensure work areas are properly prepared before releasing work to the appropriate trade
  • Coordinate equipment, tooling, materials, permits, and technical information required to complete assigned work
• Advanced Tokamak Assembly:
  • Supervise high-precision mechanical, electrical, structural, and welded assembly activities associated with the tokamak
  • Ensure assembly work is performed according to engineering drawings, specifications, procedures, and approved work instructions
  • Coordinate installation and integration of complex components, systems, and subsystems
  • Work closely with Engineering when drawings, specifications, procedures, or field conditions require clarification
  • Identify installation issues and escalated technical problems appropriately
  • Support the development and continuous improvement of assembly processes and standard work
  • Maintain a strong focus on configuration control and ensure unauthorized modifications are not made to engineered systems

What We’re Looking For

• Bachelor’s degree in Engineering, Manufacturing, Operations, or a related field preferred; equivalent manufacturing leadership experience will be considered
• 5+ years of experience in a complex manufacturing, assembly, construction, or industrial environment
• Strong understanding of mechanical, welding, electrical, and industrial assembly processes
• Ability to read and interpret engineering drawings, specifications, and work instructions
• Strong understanding of industrial safety practices, including Lockout/Tagout

Bonus Points For

• Previous supervisory or leadership experience managing skilled trades strongly preferred.
• Experience working with unionized workforces.
• Experience working in a high-precision or highly engineered manufacturing environment.
• Experience with Lean manufacturing and continuous-improvement methodologies.
• Strong computer skills and experience with ERP, MES, scheduling, or production-management systems.

Must-Have Requirements

• Ability to occasionally lift up to 50 lbs.
• Perform activities such as stooping, climbing, typing, standing, or sitting for extended periods of time.
• Work in a facility that contains industrial hazards including heat, cold, noise, fumes, strong magnets, lead (Pb), high voltage, high current, pressure systems, and cryogenics.
• Willingness to travel or work required nights/weekends/on-call occasionally.

Salary and Benefits

$110,000 - $185,000 a year Salary range for this full-time position + equity + benefits. The actual salary will depend on level, location, qualifications, and experience. The range displayed on each job posting reflects new hire salaries for the position across all U.S. locations.

Benefits include:

• Competitive compensation with equity
• 13 Company-wide Holidays
• Flexible vacation days
• 10 sick days
• Generous parental leave policy
• Health, dental, and vision insurance
• 401(k) with employer matching
• Professional growth opportunities
• Team-building activities

About CFS

At CFS, we excel in fast-paced environments, driven by our values of integrity, execution, impact, and self-critique. As we grow, we’re eager to bring on mission-driven folks who offer diverse perspectives and fresh ways to tackle challenges. 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.

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.