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Plastic Process Engineer Jobs in Boston, MA (NOW HIRING)

Nanobiosym

Plastics Engineer

Cambridge, MA · On-site

$60K - $120K/yr

Track and validate current injection molding processes and tooling to identify and implement ... Master's or Bachelor's degree in Engineering (Plastics or Mechanical disciplines preferred) * Six ...

Nanobiosym

Plastics Engineer

Cambridge, MA · On-site

$60K - $120K/yr

Track and validate current injection molding processes and tooling to identify and implement ... Master's or Bachelor's degree in Engineering (Plastics or Mechanical disciplines preferred) * Six ...

Apply Early

Whoop

Manufacturing Engineering Manager (NPI)

Boston, MA · On-site

$119K - $148K/yr

... an in-region (Asia) Process Engineer to deliver parallel workstreams * Drive manufacturing ... Demonstrated understanding of injection molded plastic part principles, defect modes, and process ...

Whoop

Manufacturing Engineering Manager (NPI)

Boston, MA · On-site

$119K - $148K/yr

... an in-region (Asia) Process Engineer to deliver parallel workstreams * Drive manufacturing ... Demonstrated understanding of injection molded plastic part principles, defect modes, and process ...

Whoop

Manufacturing Engineering Manager (NPI)

Boston, MA · On-site

$119K - $148K/yr

... an in-region (Asia) Process Engineer to deliver parallel workstreams * Drive manufacturing ... Demonstrated understanding of injection molded plastic part principles, defect modes, and process ...

Whoop

Manufacturing Engineering Manager (NPI)

Boston, MA · On-site

$119K - $148K/yr

... an in-region (Asia) Process Engineer to deliver parallel workstreams * Drive manufacturing ... Demonstrated understanding of injection molded plastic part principles, defect modes, and process ...

Apply Early

Johnson and Johnson

Senior Supplier Engineer

Danvers, MA · On-site

$110K - $151K/yr

... extruded plastics components * Knowledge of the process flow for ordering, receiving and using ... Engineering, and Math (STEM) Application, Situational Awareness, Technical Research ...

Johnson & Johnson

Supplier Engineer II

Danvers, MA · On-site

Process Engineering Job Category: Scientific/Technology All Job Posting Locations: Danvers ... extruded plastics components * Knowledge of the process flow for ordering, receiving and using ...

Johnson & Johnson

Supplier Engineer II

Danvers, MA · Hybrid

Process Engineering Job Category: Scientific/Technology All Job Posting Locations: Danvers ... extruded plastics components * Knowledge of the process flow for ordering, receiving and using ...

Jj

Senior Supplier Engineer

Danvers, MA · On-site

... extruded plastics components * Knowledge of the process flow for ordering, receiving and using ... Engineering, and Math (STEM) Application, Situational Awareness, Technical Research ...

Jj

Senior Supplier Engineer

Danvers, MA

... extruded plastics components * Knowledge of the process flow for ordering, receiving and using ... Engineering, and Math (STEM) Application, Situational Awareness, Technical Research ...

Nanobiosym

Engineer: Manufacturing

Cambridge, MA · On-site

$110K/yr

... processes such as plastic injection molding, ultrasonic welding, etc. Must be willing to be hands on and wear multiple "hats". -be ready to participate in quality systems, engineering, mfg, ...

Apply Early

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All JobsPlastic Process Engineer JobsPlastic Process Engineer Jobs in Boston, MA

Plastic Process Engineer information

See Boston, MA salary details

$53.8K

$100K

$154.8K

How much do plastic process engineer jobs pay per year?

As of Jul 4, 2026, the average yearly pay for plastic process engineer in Boston, MA is $99,968.00, according to ZipRecruiter salary data. Most workers in this role earn between $80,900.00 and $111,900.00 per year, depending on experience, location, and employer.

What are some common challenges faced by Plastic Process Engineers in optimizing manufacturing processes?

Plastic Process Engineers often encounter challenges such as maintaining consistent product quality while scaling up production, troubleshooting equipment malfunctions, and minimizing material waste. They must continuously monitor and adjust processing parameters like temperature, pressure, and cycle time to ensure efficiency and compliance with specifications. Collaboration with design, quality, and maintenance teams is crucial to quickly resolve issues and implement process improvements. Staying updated with new materials and technologies also plays a key role in overcoming these challenges and advancing in the field.

What does a Plastic Process Engineer do?

A Plastic Process Engineer is responsible for designing, developing, and optimizing processes involved in the manufacturing of plastic products. They work with various types of plastic materials and molding technologies, such as injection molding, extrusion, and blow molding. Their duties often include troubleshooting production issues, improving process efficiency, ensuring product quality, and collaborating with design and production teams to implement best practices. They also play a key role in selecting materials, setting process parameters, and maintaining compliance with safety and environmental regulations.

What is the difference between Plastic Process Engineer vs Plastic Technician?

AspectPlastic Process EngineerPlastic Technician
CredentialsBachelor's degree in plastics engineering, chemical engineering, or related fieldTechnical diploma or associate degree in plastics technology or related field
Work EnvironmentDesign, optimize, and oversee manufacturing processes in production facilitiesOperate and maintain plastic processing equipment on the production floor
ResponsibilitiesProcess development, troubleshooting, and process improvementMachine setup, operation, and quality checks

The Plastic Process Engineer focuses on designing and improving plastic manufacturing processes, requiring a higher level of education and analytical skills. In contrast, the Plastic Technician handles day-to-day machine operation and maintenance. Both roles are essential in the plastics industry, but they differ in scope and responsibilities.

What are the key skills and qualifications needed to thrive as a Plastic Process Engineer, and why are they important?

To thrive as a Plastic Process Engineer, you need a solid background in chemical or mechanical engineering, polymer science, and process optimization, often backed by a relevant degree. Familiarity with CAD software, injection molding machines, statistical process control (SPC), and certifications like Six Sigma are commonly required. Strong problem-solving abilities, attention to detail, and effective communication skills help you collaborate with cross-functional teams and drive continuous improvement. These competencies ensure efficient production, high product quality, and innovation in plastic manufacturing environments.
What are popular job titles related to Plastic Process Engineer jobs in Boston, MA? For Plastic Process Engineer jobs in Boston, MA, the most frequently searched job titles are:
What job categories do people searching Plastic Process Engineer jobs in Boston, MA look for? The top searched job categories for Plastic Process Engineer jobs in Boston, MA are:
Plastic Process Engineer jobs near you
Infographic showing various Plastic Process Engineer job openings in Boston, MA as of June 2026, with employment types broken down into 4% Internship, 57% Full Time, 21% Part Time, and 18% Contract. Highlights an 92% Physical, 2% Hybrid, and 6% Remote job distribution, with an average salary of $99,968 per year, or $48.1 per hour.
Plastics Engineer

Plastics Engineer

Nanobiosym

Cambridge, MA • On-site

$60K - $120K/yr

Full-time

Posted 11 days ago

Job description

Nanobiosym is on the cusp of rewriting the rules of personalized medicine, novel technologies, and healthcare delivery. Founded by a renowned MIT and Harvard trained Physician and Physicist, Nanobiosym's innovative pipeline of products leverage novel advances in physics, biomedicine, and nanotechnology. Awarded the first ever X-PRIZE for healthcare, and a recipient of multiple other prestigious peer-reviewed funding awards, Nanobiosym is currently adding to its talented team as it expands into a global commercial enterprise. We are currently seeking Engineering candidates to add to our growing team.
RESPONSIBILITIES
  • Partner with colleagues and leadership to enhance and refine injection molded and assembled products, as well as the processing across multiple manufacturing stages.
  • Create and roll out validation protocols (IQ/OQ/PQ) aligned with FDA requirements.
  • Lead troubleshooting efforts and guide the team through detailed root cause analyses.
  • Apply Lean methodologies to engineer inventive, comprehensive, and workable technical solutions.
  • Serve in a hands-on capacity where versatility is essential and advancement opportunities emerge quickly.
  • Leverage Lean principles to design creative, thorough, and pragmatic engineering solutions.
  • Oversee debugging, packaging, and sterilization activities.
  • Contribute to cross-functional initiatives aimed at elevating safety, quality, efficiency, and total productivity.
  • Track and validate current injection molding processes and tooling to identify and implement continuous improvement initiatives.
  • Record modifications to processes and equipment through the change management system.
  • Pinpoint risks, assess technical alternatives and value propositions, and advocate for optimal solutions.

REQUIRED QUALIFICATIONS
  • Master's or Bachelor's degree in Engineering (Plastics or Mechanical disciplines preferred)
  • Six Sigma Black Belt certification is a plus
  • A minimum of 7 years working with molding, micro molding, mold flow, mold-making, and tooling in a manufacturing setting
  • At least 7 years of hands-on experience spanning various technical areas, materials, manufacturing, and product design
  • Current experience in medical device development within an FDA-regulated (21 CFR 820) and/or ISO 13485 environment
  • Background in design enhancement and proficiency with SolidWorks/CAD tools
  • Working knowledge of statistical analysis and statistical process control
  • Excellent written and oral communication abilities, along with strong documentation and organizational skills
  • Demonstrated mechanical aptitude
  • A genuine enthusiasm for problem-solving, with the ability to juggle competing priorities and excel in a fast-moving workplace

Apply