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Molding Engineer Jobs in Massachusetts (NOW HIRING)

Trexon

Molding Technician

Chelsea, MA · On-site

$18 - $25/hr

Perform the assembly of cables according to specific work instructions, engineering drawings, or diagrams. * Set up and start up molding machines using appropriate rubber materials such as ...

Trexon

Molding Technician

Chelsea, MA

$18 - $25/hr

Perform the assembly of cables according to specific work instructions, engineering drawings, or diagrams. * Set up and start up molding machines using appropriate rubber materials such as ...

Theragenics Corp

MA · On-site

$125 - $150/hr

Process Engineer Full Time Individual Contributor Professional Arrotek US MA, North Attleboro, MA ... In this critical role, you'll lead plastic molding and overmolding process development from early ...

Theragenics Corp

Process Engineer

North Attleboro, MA · On-site

$120K - $150K/yr

In this critical role, you'll lead plastic molding and overmolding process development from early feasibility through validated production transfer, contributing directly to the creation of minimally ...

Smith & Nephew

Molding Technician

Mansfield, MA · On-site

$21 - $31/hr

What will you be doing? -Visually inspection of mold and equipment prior to installing into mold ... engineers and PM tech. -Use of appropriate inspection equipment, Complete and understand ...

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All JobsMolding Engineer JobsMolding Engineer Jobs in Massachusetts

Molding Engineer information

See Massachusetts salary details

$45.9K

$90.3K

$137.1K

How much do molding engineer jobs pay per year?

As of Sep 8, 2026, the average yearly pay for molding engineer in Massachusetts is $90,282.00, according to ZipRecruiter salary data. Most workers in this role earn between $77,000.00 and $95,600.00 per year, depending on experience, location, and employer.

What is a molding engineer?

Molding Engineers are specialized professionals who design, develop, and optimize molding processes used to manufacture parts and products, typically from plastics or other moldable materials. They work with various molding techniques, such as injection molding, compression molding, and blow molding, to ensure quality, efficiency, and cost-effectiveness in production. Their responsibilities include selecting appropriate materials, designing molds, troubleshooting defects, and improving existing processes. Molding Engineers often collaborate with product designers, quality engineers, and production teams to meet manufacturing goals.

What are the key skills and qualifications needed to thrive as a molding engineer?

To thrive as a Molding Engineer, you need a strong background in mechanical or manufacturing engineering, with expertise in injection molding processes and materials science, often supported by a relevant engineering degree. Familiarity with CAD software, mold flow analysis tools, and quality control systems is typically required, along with certifications like Six Sigma or RJG Master Molder. Problem-solving, attention to detail, and effective communication are crucial soft skills for collaborating with cross-functional teams and ensuring process optimization. These skills and qualifications are vital for producing high-quality molded products efficiently and maintaining consistent manufacturing standards.

What are some common challenges a molding engineer faces when optimizing production processes?

Molding Engineers often encounter challenges such as maintaining consistent quality across large production runs, minimizing cycle times, and troubleshooting defects like warping or sink marks. They must also balance material costs with performance requirements and adapt to changes in tooling or equipment. Effective collaboration with production teams, tool designers, and quality assurance is essential to identify root causes and implement solutions quickly, ensuring smooth and efficient operations.

What is the difference between Molding Engineer vs Tooling Engineer?

AspectMolding EngineerTooling Engineer
Primary FocusDesign, develop, and optimize molding processes for manufacturing plastic or metal partsDesign, develop, and maintain tools and dies used in manufacturing processes
Required SkillsKnowledge of molding machines, materials, process parametersExpertise in tool design, CAD/CAM, and machining
Work EnvironmentManufacturing plants, quality labsTool rooms, machine shops, manufacturing facilities
Common CertificationsManufacturing or process engineering certificationsTool design, CAD/CAM certifications

While both roles are integral to manufacturing, Molding Engineers focus on the overall molding process and product quality, whereas Tooling Engineers specialize in designing and maintaining the tools used in production. Both roles require technical skills and often collaborate to ensure efficient manufacturing operations.

Is molding engineer making a good career?

A molding engineer is a specialized role in manufacturing focused on designing and optimizing plastic and metal molding processes. It offers steady employment opportunities, especially in industries like automotive, aerospace, and consumer goods, with potential for advancement and skill development in CAD, process control, and quality assurance. The career can be financially rewarding and stable for those with technical expertise and relevant certifications.

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

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

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

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Molding Engineer jobs near you
Infographic showing various Molding Engineer job openings in Massachusetts as of August 2026, with employment types broken down into 87% Full Time, 7% Part Time, 1% Temporary, 4% Contract, and 1% Nights. Highlights an 85% Physical, 5% Hybrid, and 10% Remote job distribution, with an average salary of $90,282 per year, or $43.4 per hour.

Engineer: Injection Molding Engineer

Nanobiosym

Cambridge, MA • On-site

Full-time

Re-posted 18 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