Senior Manufacturing Engineer - Assembly - Second Shift
Devens, MAFull-time$134–205K/yrPosted todayStill listed today
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At a glance
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Requirements
Credentials this posting asks for.
Job overview
Commonwealth Fusion Systems is seeking a Senior Manufacturing Engineer to design, implement, and optimize manufacturing processes and production lines in a high-mix, low-volume environment. The role collaborates with design, production, quality, and supply chain teams to improve productivity, efficiency, and quality. The schedule is Monday through Friday, 1:00–10:00 PM, and the position supports assembly manufacturing for the company’s fusion-energy work.
Skills & qualifications
Skills
Qualifications
Benefits
Full 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, 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.
If that’s you and this role fits, we want to hear from you.
Join the power movement as a Senior Manufacturing Engineer - Assembly 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. The Schedule: Shift: Monday through Friday, 1:00 - 10:00 PM
10% differential add to base pay
What you'll do:
- Develop and implement new manufacturing lines within a high-mix, low volume environment
- 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
- 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 (NX, SolidWorks, AutoCAD, etc.) and manufacturing ERP systems
- Ability to balance autonomy with disciplined escalation
- Leadership through hands-on engagement
- Excellent analytical and problem-solving skills
- Strong communication and teamwork abilities
- Ability to work in a fast-paced, team-oriented environment
Bonus points for:
- Experience with clean lines
- Knowledge of statistical process control (SPC) and failure modes and effects analysis (FMEA)
Must-have requirements:
- Ability to occasionally lift up to 50 lbs
- 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
- Perform activities such as typing, standing, or sitting for extended periods of time
#LI-Onsite #CFS-NE
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.
134000 - 205000 USD 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
How this job compares
Set against the 5,633 open Manufacturing Engineer jobs on Olive Jobs, counted November 3, 2026.
- Pay
- This posting$134–205K/yr
- Massachusetts median$97–144K/yr197 salary ranges
- US median$97–143K/yr3,198 salary ranges
This range's midpoint, $170K, is 43% above the Massachusetts median midpoint ($118K) — in the top quarter of Manufacturing Engineer salary ranges in Massachusetts.
- Openings
- Olive Jobs lists 241 open Manufacturing Engineer jobs in Massachusetts and 5,633 across the US. Under 1% of them nationwide are listed as remote or flexible.
- Hiring the most in Massachusetts
- VulcanForms24 open
- Commonwealth Fusion Systems (this employer)21 open
- RTX Corporation17 open
- Experience
- This posting asks for at least 7 years of experience — more than three in four Manufacturing Engineer postings that state a minimum ask for (median 3 years, across 4,437 postings).
- Education
- This posting asks for a bachelor's degree; 3,154 of the 5,633 open Manufacturing Engineer jobs (56%) ask for a bachelor's degree or higher.
Counted across the open, public US postings on Olive Jobs on November 3, 2026. Pay medians are the middle values of the low ends and of the high ends of postings that list both ends of a range in the same cadence (a yearly salary or an hourly rate); a range's midpoint is halfway between its ends. Pay and experience figures resting on fewer than 20 postings are left out.
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