Senior Manufacturing Engineer - Assembly (Fusion Energy)

Location: Devens, MA, United States; onsite, second shift Monday–Friday, 1:00–10:00 PM

Salary: USD 134,000–205,000 per year, plus a 10% second-shift differential

Company

hirify.global designs and builds commercially viable fusion power plants and is developing the energy industry of the future.

What you will do

• Develop and implement manufacturing lines in a high-mix, low-volume environment.
• Analyze and improve processes to reduce costs, increase efficiency, and ensure product quality.
• Create and maintain work instructions, SOPs, process flow diagrams, and other process documentation.
• Collaborate with design, production, quality assurance, supply chain, and product development teams to ensure manufacturability.
• Lead the design and procurement of production tools, fixtures, and equipment; troubleshoot issues and implement corrective actions.
• Conduct time and motion studies, support continuous improvement, ensure safety compliance, and evaluate automation technologies.

Requirements

• Bachelor’s degree in Manufacturing Engineering, Mechanical Engineering, Industrial Engineering, or a related field.
• 7+ years of experience in manufacturing or production engineering.
• Strong knowledge of Lean Manufacturing, Six Sigma, and quality systems.
• Proficiency with CAD software such as NX, SolidWorks, or AutoCAD and with manufacturing ERP systems.
• Ability to balance autonomy with disciplined escalation and lead through hands-on engagement.
• Excellent analytical, problem-solving, communication, and teamwork skills.
• Ability to work in a fast-paced, team-oriented environment.
• Ability to occasionally lift up to 50 lbs and work around industrial hazards including heat, cold, noise, fumes, strong magnets, lead, high voltage, high current, pressure systems, and cryogenics.
• Ability to type, stand, or sit for extended periods.

Nice to have

• Experience with clean lines.
• Knowledge of statistical process control (SPC) and failure modes and effects analysis (FMEA).

Culture & Benefits

• Fast-paced environment guided by integrity, execution, impact, and self-critique.
• Collaborative, team-oriented work with diverse perspectives.
• Full-time second-shift schedule with a 10% differential added to base pay.
• Employment is subject to compliance with U.S. laws concerning export-controlled or protected technologies and information.
• Equal opportunity employment regardless of protected characteristics.