Senior Manufacturing Engineer

Cfsenergy; Harvard (MA); On-site; USD 90,000 - 120,000; Full time

Job summary

Cfsenergy is seeking a detail-oriented Senior Manufacturing Engineer in Harvard, Massachusetts. This role involves designing, implementing, and improving manufacturing processes while leading a collaborative team to enhance production efficiency and quality.

The successful candidate will have extensive experience and knowledge of Lean Manufacturing, Six Sigma, and CAD software, as well as a Bachelor's degree in a related field. Join Cfsenergy to contribute to the future of fusion energy.

Qualifications

• 7+ years of experience in a manufacturing or production engineering role.
• Strong knowledge of quality systems.
• Knowledge of statistical process control (SPC) and FMEA.

Responsibilities

• Analyze and improve manufacturing processes to reduce costs and increase efficiency.
• Develop and maintain process documentation including SOPs and flow diagrams.
• Collaborate with product design and development teams to ensure manufacturability.
• Implement Lean and Six Sigma methodologies to enhance production.
• Lead design and procurement of tools and fixtures for production.
• Troubleshoot equipment and process issues and implement corrective actions.

Skills

Lean Manufacturing

Six Sigma

CAD software (SolidWorks, AutoCAD)

Analytical skills

Problem-solving skills

Communication

Teamwork

Education

Bachelor’s degree in Manufacturing Engineering, Mechanical Engineering, Industrial Engineering or related field

Tools

Manufacturing ERP systems

Job description

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.

Senior 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.

Responsibilities

• 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

Qualifications

• Bachelor’s degree in Manufacturing Engineering, Mechanical Engineering, Industrial Engineering, or related field
• 7+ 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
• Knowledge of statistical process control (SPC) and failure modes and effects analysis (FMEA)
• 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

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.