Jobs in Billerica, MA

About the role

Boston Materials is seeking a highly skilled and hands-on Principal Mechanical Engineer, Process Equipment to lead the design, build, and commissioning of specialized production equipment used to manufacture our advanced materials. This role is ideal for an engineer who thrives at the intersection of mechanical design, automation, and process engineering. You will be responsible for delivering highly automated, instrumented, and reliable custom machines that enable Boston Materials’ next-generation production capabilities. The role demands a seasoned engineer with a proven track record of taking complex system and machine designs from concept to production on tight schedules—balancing innovation, practicality, and attention to detail at every step. Join us to solve one of the most critical challenges facing the Semiconductor and Electronics Industry – thermal management!

What you'll bring

• 8+ years designing, building, and commissioning custom capital equipment in advanced materials, semiconductor packaging, battery, display, web converting, or other environments where the fidelity of a chemical or materials process must be preserved by the equipment design
• Proven track developing first-of-kind equipment, from concept to production, and a demonstrated ability to deliver elegant solutions to complex problems
• Hands-on experience with FAT, SAT, and equipment qualification
• Proven ability to build, test, and troubleshoot complex electro-mechanical assemblies, from concept to commissioning.
• Working knowledge of 5S principles, design review processes, hazard analysis, and engineering controls to ensure safety and reliability.
• Continuous improvement mindset with a strong drive to refine designs and manufacturing processes for performance and reliability.
• Proficiency with CNC machining, hand tools, and power tools used for assembly, debugging, and fixture fabrication.

Benefits