Demo

Manufacturing Engineer

Commonwealth Fusion Systems
Somerville, MA Full Time
POSTED ON 8/1/2026
AVAILABLE BEFORE 3/5/2027

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 Engineer


We are seeking a detail-oriented, innovative, and results-driven Manufacturing Engineer to join our team. The successful candidate will be responsible for designing, implementing, and optimizing manufacturing processes to improve productivity, efficiency, and quality across the production line. This role involves close collaboration with design engineers, production staff, quality assurance, and supply chain teams.


What you'll do:

  • Analyze and improve manufacturing processes to reduce costs, increase efficiency, and ensure product quality
  • Develop and maintain process documentation including work instructions, standard operating procedures (SOPs), and process flow diagrams
  • Collaborate with product design and development teams to ensure manufacturability of new products
  • Implement Lean Manufacturing and Six Sigma methodologies to enhance production performance
  • Lead the design and procurement of tools, fixtures, and equipment required for efficient production
  • Troubleshoot equipment and process issues and implement corrective actions
  • Conduct time and motion studies to determine optimal production methods and labor utilization
  • Support continuous improvement initiatives and implement best practices across the facility
  • Ensure compliance with safety regulations, company policies, and industry standards
  • Evaluate new technologies and automation solutions to enhance manufacturing capabilities

What we're looking for:

  • Bachelor’s degree in Manufacturing Engineering, Mechanical Engineering, Industrial Engineering, or related field
  • 5 years of experience in a manufacturing or production engineering role
  • Strong knowledge of Lean Manufacturing, Six Sigma, and quality systems.
  • Proficient in CAD software (SolidWorks, AutoCAD, etc.) and manufacturing ERP systems.
  • Excellent analytical and problem-solving skills.
  • Strong communication and teamwork abilities.
  • Ability to work in a fast-paced, team-oriented environment

Bonus points for:

  • Knowledge of statistical process control (SPC) and failure modes and effects analysis (FMEA)

Must-have requirements:

  • Ability to lift up to 50 lbs occasionally
  • Perform activities such as typing, standing, stooping, and sitting, for extended periods of time
  • Dedication to safety to mitigate hazards that may include heat, cold, noise, fumes, strong magnets, lead, high voltage, and cryogenics
  • Willingness to occasionally travel or work required nights/weekends/on-call


$90,000 - $145,000 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 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


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.

Salary : $90,000 - $145,000

If your compensation planning software is too rigid to deploy winning incentive strategies, it’s time to find an adaptable solution. Compensation Planning
Enhance your organization's compensation strategy with salary data sets that HR and team managers can use to pay your staff right. Surveys & Data Sets

What is the career path for a Manufacturing Engineer?

Sign up to receive alerts about other jobs on the Manufacturing Engineer career path by checking the boxes next to the positions that interest you.
Income Estimation: 
$87,269 - $103,648
Income Estimation: 
$107,004 - $128,710
Income Estimation: 
$102,830 - $126,611
Income Estimation: 
$105,325 - $132,008
Employees: Get a Salary Increase
View Core, Job Family, and Industry Job Skills and Competency Data for more than 15,000 Job Titles Skills Library

Job openings at Commonwealth Fusion Systems

  • Commonwealth Fusion Systems Somerville, MA
  • About Commonwealth Fusion Systems: Commonwealth Fusion Systems is on a mission to deliver the urgent transition to fusion energy. Combining decades of rese... more
  • 2 Days Ago

  • Commonwealth Fusion Systems Devens, MA
  • About Commonwealth Fusion Systems: Commonwealth Fusion Systems is on a mission to deliver the urgent transition to fusion energy. Combining decades of rese... more
  • 2 Days Ago

  • Commonwealth Fusion Systems Devens, MA
  • About Commonwealth Fusion Systems: Commonwealth Fusion Systems is on a mission to deliver the urgent transition to fusion energy. Combining decades of rese... more
  • 2 Days Ago

  • Commonwealth Fusion Systems Devens, MA
  • Join us at the Commonwealth Fusion Systems Hiring Day on August 15th Are you ready to take the next step in your career — and to literally build the future... more
  • 2 Days Ago


Not the job you're looking for? Here are some other Manufacturing Engineer jobs in the Somerville, MA area that may be a better fit.

  • Re:Build Manufacturing Framingham, MA
  • About Re:Build Manufacturing Re:Build Manufacturing is a growing family of industrial and engineering businesses combining enabling technologies, operation... more
  • 3 Days Ago

  • Re:Build Manufacturing Framingham, MA
  • About Re:Build Manufacturing Re:Build Manufacturing is a growing family of industrial and engineering businesses combining enabling technologies, operation... more
  • 4 Days Ago

AI Assistant is available now!

Feel free to start your new journey!