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Manager, Process Engineering Assembly
Job Location:
Job Location:
Devens, MA - USA
Yearly Salary:
USD 110000 - 185000
Yearly Salary:
Posted:
23 September 2026 (16 hours ago)
Posted:
Application Deadline:
21 December 2026
Application Deadline:
Vacancies:
1 Vacancy
Vacancies:
Job Summary
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 were designing and building commercially viable fusion power plants. And were working with policymakers suppliers and many others to build the energy industry of the future.
Were in the best position to make it happen. Since 2018 weve raised $4 billion of capital making us the largest and leading fusion company in the world.
Now were looking for more thinkers doers builders and makers to join us. People wholl bring new perspectives solve tough problems and thrive as part of a team.
If thats you and this role fits we want to hear from you.
Join the power movement as Manager Process Engineering - Assembly
The Manager Process Engineering is an organizational leader accountable for the management engineering oversight and efficient development and release of all engineering created work instructions across all elements of the SPARC Tokamak build. The role will manage a team of 8 to 15 engineers spread across the in work and soon to start stations of SPARC Assembly. As manager the role at its core requires supporting the effective organization tasking and development of the individual contributors on the team while also driving efficiency and technical development tools to most effectively complete the thousands of planning tasks prior to the planned start of work. Additionally the leadership role requires close collaboration with Field Assembly Engineering peers (who scope and discretize the work) and design engineering counterparts supplying inputs and technical detail. The role involves a high degree and quantity of decision making around technical approaches to a wide variety of mechanical challenges to keep the team unblocked and on task. At the core the manager will refine existing processes develop individual talent and resolve pop up issues to create the most complete set of work instructions needed to build CFSs technically complex SPARC Tokmakak.
What youll do:
- Lead a team of eight to fifteen process engineers to develop release and implement the technical engineering work instruction to construct the SPARC device
- Translate department-level strategy into actionable group objectives and manageable project timelines
- Define and optimize process engineering workflows and internal standards to improve successful solution outcome rate and team efficiency
- Oversee the full development of tracking and priority tools to concurrently manage hundreds of individual planning tasks for the SPARC Assembly effort.
- Establish and reinforce best practices for mechanical assembly including standards for aligning installation and rework
- Manage all aspects of the groups talent including hiring training and setting clear performance expectations
- Coach and mentor team members actively contributing to their technical growth and professional career development
- Build relationships across the organization to influence design direction and resolve technical conflicts with stakeholders
- Provide design feedback to SPARC sub-system designs with a focus on manufacturing and assembly. Participate in both formal and informal design reviews to ensure what is delivered can be assembled
- Support hands on operations during Tokamak Assembly serving a variety of roles in the process
- Work with teammates in a collaborative fashion to receive feedback early and often to ensure all requirements are met. Many SPARC projects involve high loads vacuum requirements and complex manipulation requiring the involvement and review of adjacent sub system experts
What were looking for:
- Civil Structural Mechanical or Aerospace Engineering BS
- 7 years of Mechanical Engineering Experience demonstrating project ownership
- 2 years experience directly managing an engineering team or a large scale engineering project as an individual contributor.
- 2 years of experience with CAD software
Bonus points for:
- 8 years of Mechanical Engineering Experience demonstrating project ownership
- 4 years experience directly managing an engineering team or a large scale engineering project as an individual contributor
- 3 years of experience with Siemens NX
- Lifting operations experience
- Knowledge of welding
- Knowledge of piping and tubing construction and joining
- Experience with highly complex or delicate assemblies
- Experience with assembly or integration in tightly packaged spaces
- Experience with fast-paced and dynamic construction manufacturing or assembly/integration builds
Must-have Requirements:
- Ability to occasionally lift up to 50 lbs
- Perform activities such as typing standing stooping climbing or sitting for extended periods of time
- Travel occasionally required for vendor visits during tool fabrication phases
- Required onsite 5 days/week when assembly operations with relevant tools are underway with possible first or second shift assignment
- 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
$110000 - $185000 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 US 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
#LI-Onsite
At CFS we excel in fast-paced environments driven by our values of integrity execution impact and self-critique. As we grow were 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.
Required Experience:
Manager
