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Injection Molding Engineer Jobs in Massachusetts

Xometry

Application Engineer, Injection Molding

Waltham, MA · On-site

$65K - $85K/yr

Xometry is seeking a driven and technically-minded Application Engineer, Injection Molding to join our team. In this role, you'll be a critical link between our customers, sales team, and engineering ...

Plastic Molding Mfg, Inc.

Plastics Engineer

Hudson, MA · On-site

$110K - $130K/yr

Job Type Full-time Description Drive Innovation at a Leader in Custom Injection Molding Since 1968 ... S. facilities, we combine scale with deep engineering expertise-making us a go-to partner for ...

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All JobsInjection Molding Engineer JobsInjection Molding Engineer Jobs in Massachusetts

Injection Molding Engineer information

See Massachusetts salary details

$33.9K

$97.7K

$128.9K

How much do injection molding engineer jobs pay per year?

As of Aug 16, 2026, the average yearly pay for injection molding engineer in Massachusetts is $97,668.00, according to ZipRecruiter salary data. Most workers in this role earn between $87,900.00 and $114,100.00 per year, depending on experience, location, and employer.

What does an injection molding engineer do?

An Injection Molding Engineer is responsible for designing, optimizing, and troubleshooting plastic injection molding processes in manufacturing. They work with tool design, material selection, machine settings, and quality control to ensure efficient and defect-free production. Their role involves improving cycle times, reducing waste, and maintaining product consistency. They also collaborate with design, production, and quality teams to meet performance and cost objectives.

What are the key skills and qualifications needed to thrive as an injection molding engineer, and why are they important?

To thrive as an Injection Molding Engineer, you need a solid understanding of mold design, polymer processing, and manufacturing engineering principles, often supported by a degree in mechanical or plastics engineering. Familiarity with CAD software, mold flow analysis tools, and quality management systems like ISO 9001 is typically required, along with certifications such as Six Sigma or RJG Master Molder being highly valued. Strong problem-solving abilities, attention to detail, and effective communication skills make someone stand out in this position. These competencies are critical for minimizing defects, optimizing production efficiency, and ensuring smooth collaboration with cross-functional teams in a fast-paced manufacturing environment.

What are typical challenges faced by injection molding engineers, and how is teamwork involved in overcoming them?

Injection Molding Engineers often face challenges such as troubleshooting part defects, optimizing cycle times, and addressing equipment malfunctions to maintain production quality and efficiency. Tackling these issues typically requires close collaboration with design engineers, quality assurance specialists, and production technicians, ensuring solutions are both practical and sustainable. Effective teamwork is crucial for quickly identifying root causes, implementing process improvements, and maintaining a seamless manufacturing workflow. By working together, technical teams can reduce downtime, increase yield, and drive ongoing innovation within the production process.

What are the most commonly searched types of Injection Molding Engineer jobs in Massachusetts?

The most popular types of Injection Molding Engineer jobs in Massachusetts are:

What are popular job titles related to Injection Molding Engineer jobs in Massachusetts?

For Injection Molding Engineer jobs in Massachusetts, the most frequently searched job titles are:

What job categories do people searching Injection Molding Engineer jobs in Massachusetts look for?

The top searched job categories for Injection Molding Engineer jobs in Massachusetts are:

What are popular job titles related to Injection Molding Engineer jobs in MA?

For Injection Molding Engineer jobs in MA, the most frequently searched job titles are:

Injection Molding Engineer jobs near you
Infographic showing various Injection Molding Engineer job openings in Massachusetts as of August 2026, with employment types broken down into 92% Full Time, 3% Part Time, and 5% Contract. Highlights an 86% Physical, 5% Hybrid, and 9% Remote job distribution, with an average salary of $97,668 per year, or $47 per hour.

Engineer: Injection Molding Engineer

Nanobiosym

Cambridge, MA • On-site

Full-time

Re-posted 25 days ago

Job description

Injection Molding Engineer

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.

DUTIES

  • Collaborate with team members and management to develop and improve injection molded and assembled products and processing thru numerous manufacturing steps.
  • Develop and implement validation protocols (IQ/OQ/PQ) that comply with FDA regulations.
  • Provide troubleshooting focus and direction for the team with details of root cause analysis.
  • Utilizes Lean principles to develop creative, thorough and practical technical solutions.
  • This is a hands-on position where the requirement is to wear many hats where opportunities grow rapidly
  • Utilize Lean principles to develop creative, thorough and practical technical solutions.
  • Responsible for debugging, packaging and sterilization.
  • Participate in cross functional teams to improve safety, quality, efficiency and overall productivity
  • Monitor and validate existing injection molding processes and molds to develop and execute continuous improvement opportunities.
  • Document changes to processes and equipment using change management system
  • Identify risks, technical options value propositions, and champion solutions

QUALIFICATIONS

  • M.S. or B.S. in Engineering (Plastics or Mechanical preferred)
  • Six Sigma Black Belt is preferred
  • 7+ years of experience in molding, micromolding, mold flow, mold-making and tooling in manufacturing environment
  • 7+ years of experience in diverse technical, materials, manufacturing and product design
  • Recent experience with medical device development, in an FDA regulated (21 CFR 820) and/or ISO 13485 environment
  • Experience in design improvements and solid works/CAD
  • Experience in statistical analysis and statistical process control
  • Strong written and verbal communication skills as well as documentation and organizational skills
  • Strong mechanical aptitude
  • A passion for problem solving and thrive on handling multiple priorities and working in a fast-paced environment

Apply