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Plastic Injection Mold Design Engineer Jobs in Massachusetts

Micron Solutions

Be Seen First

Senior Injection Mold Maker

Fitchburg, MA · On-site

$40 - $55/hr

Build, fit, assemble, and troubleshoot precision plastic injection molds. * Perform mold repairs ... Ability to read and interpret blueprints, engineering drawings, and CAD-generated prints.

New

Micron Solutions

Be Seen First

Senior Injection Mold Maker

Fitchburg, MA · On-site

$40 - $55/hr

Build, fit, assemble, and troubleshoot precision plastic injection molds. * Perform mold repairs ... Ability to read and interpret blueprints, engineering drawings, and CAD-generated prints.

New

Micron Solutions

Be Seen First

Senior Injection Mold Maker

Fitchburg, MA · On-site

$40 - $55/hr

Build, fit, assemble, and troubleshoot precision plastic injection molds. * Perform mold repairs ... Ability to read and interpret blueprints, engineering drawings, and CAD-generated prints.

New

Plastic Molding Manufacturing

Plastics Engineer

Hudson, MA · On-site

$110K - $130K/yr

Drive Innovation at a Leader in Custom Injection Molding Since 1968, Plastic Molding Manufacturing ... Utilize SolidWorks and CAD data to support product development, manufacturability, and quoting.

Plastic Molding Mfg, Inc.

Plastics Engineer

Hudson, MA · On-site

... Injection Molding Since 1968, Plastic Molding Manufacturing (PMM) has been a privately held, owner ... Utilize SolidWorks and CAD data to support product development, manufacturability, and quoting

IDEAL Industries, Inc.

Mold Cleaner

Sterling, MA · On-site

$16.38 - $24.57/hr

Maintain plastic injection molds and document maintenance activities according to established Anderson Power standards. * Ensure tool readiness according to the production schedule. * Responsible for ...

Theragenics Corp

MA · On-site

$120K - $150K/yr

Lead molding process development and DOE-based optimization for plastic injection molded and insert ... Support tooling strategy and mold design reviews (parting line, gating, cooling, steel-safe ...

Theragenics Corp

Process Engineer

North Attleboro, MA · On-site

$120K - $150K/yr

Lead molding process development and DOE-based optimization for plastic injection molded and insert ... Support tooling strategy and mold design reviews (parting line, gating, cooling, steel-safe ...

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Plastic Injection Mold Design Engineer information

What does a plastic injection mold design engineer do?

A Plastic Injection Mold Design Engineer is responsible for designing and developing molds used to manufacture plastic parts through the injection molding process. They work closely with product designers and manufacturing teams to ensure the molds are efficient, durable, and capable of producing high-quality components. Their tasks include creating detailed 3D models, selecting appropriate materials, and troubleshooting design issues to optimize production performance and minimize costs.

What are the key skills and qualifications needed to thrive as a plastic injection mold design engineer?

To thrive as a Plastic Injection Mold Design Engineer, you need a strong background in mechanical engineering, materials science, and CAD design, typically supported by a relevant engineering degree. Proficiency in industry-standard CAD software (such as SolidWorks or AutoCAD), mold flow analysis tools, and familiarity with manufacturing processes are essential. Strong problem-solving abilities, attention to detail, and effective collaboration with cross-functional teams make candidates stand out in this role. These skills and qualities are crucial for developing efficient, high-quality molds that meet production standards and client requirements.

What are some common challenges a plastic injection mold design engineer faces during the mold design process?

Plastic Injection Mold Design Engineers often encounter challenges such as ensuring the mold's manufacturability while maintaining tight tolerances, selecting appropriate materials to withstand high pressures and temperatures, and predicting potential issues like warping or sink marks. Collaborating closely with manufacturing teams and product designers is crucial to address design-for-manufacturability concerns and optimize cycle times. These engineers must also stay updated on the latest CAD software and simulation tools to efficiently iterate and validate mold designs before production.

What is the difference between Plastic Injection Mold Design Engineer vs Plastic Mold Maintenance Technician?

AspectPlastic Injection Mold Design EngineerPlastic Mold Maintenance Technician
Primary RoleDesigns and develops new injection molds for manufacturingMaintains, repairs, and troubleshoots existing molds
Skills & CertificationsCAD proficiency, mold design certifications, engineering backgroundMechanical skills, troubleshooting certifications, hands-on experience
Work EnvironmentDesign offices, engineering labs, manufacturing plantsManufacturing floors, maintenance workshops
Industry UsageUsed by mold design and manufacturing companiesEmployed by injection molding facilities for ongoing mold upkeep

The Plastic Injection Mold Design Engineer focuses on creating new molds through design and engineering, while the Plastic Mold Maintenance Technician specializes in maintaining and repairing existing molds to ensure smooth production. Both roles are essential in the injection molding industry but differ in responsibilities, skills, and work environment.

What cities in Massachusetts are hiring for Plastic Injection Mold Design Engineer jobs?

Cities in Massachusetts with the most Plastic Injection Mold Design Engineer job openings:

Plastic Injection Mold Design Engineer jobs near you

Senior Injection Mold Maker

Fitchburg, MA • On-site

MICRON PRODUCTS INC & SUBSIDIARIES
See more jobs at MICRON PRODUCTS INC & SUBSIDIARIESexternal

$40 - $55/hr

Full-time

Medical, Dental, Vision, Retirement, PTO

Re-posted 11 days ago

Job description

Fitchburg, MA
$40.00 - $55.00 Per Hour
Join a Team That Values Craftsmanship

At Micron Solutions, we build more than molds. We manufacture critical components used in medical devices and advanced industrial applications. We're looking for an experienced Senior Injection Mold Maker who takes pride in precision workmanship, enjoys solving complex tooling challenges, and wants to make a direct impact on quality, performance, and innovation.

If you have a passion for mold building, repair, troubleshooting, and continuous improvement, we invite you to bring your expertise to our growing team.

Who We Are

Micron Solutions is a multifaceted contract manufacturing organization specializing in thermoplastic injection molding, precision machining and finishing, and silver-plated medical sensors for disposable electrodes. Our 120,000-square-foot manufacturing facility in Fitchburg, Massachusetts supports customers from concept through commercialization and high-volume production.

What You'll Do

As a Senior Injection Mold Maker, you will play a key role in ensuring our tooling is built, maintained, and optimized to support world-class manufacturing operations.

Responsibilities
  • Build, fit, assemble, and troubleshoot precision plastic injection molds.
  • Perform mold repairs, engineering changes, preventive maintenance, and mold refurbishments.
  • Diagnose tooling issues and implement corrective actions to improve mold performance and reliability.
  • Machine mold components using manual and CNC tool room equipment.
  • Operate mills, lathes, grinders, EDM equipment, and related tooling machinery.
  • Inspect mold components and verify critical dimensions to tight tolerances.
  • Assemble and test molds to ensure proper fit, function, cooling, and ejection performance.
  • Collaborate with Engineering, Tooling, Maintenance, and Production teams to improve manufacturability and mold performance.
  • Assist with mold sampling, qualification, and production support activities.
  • Document repairs, modifications, inspections, and tooling improvements.
  • Maintain a safe, clean, and organized work environment.
  • Participate in continuous improvement initiatives that enhance efficiency, quality, and tooling reliability.
What We're Looking ForRequired Qualifications
  • Minimum of 5 years of hands-on Mold Maker experience in a plastic injection molding environment.
  • Proven experience building, repairing, maintaining, and troubleshooting injection molds.
  • Strong understanding of mold construction and mold function.
  • Experience working with:
    • Cores and cavities
    • Slides and lifters
    • Ejector systems
    • Cooling circuits
    • Mold actions and mechanisms
  • Ability to read and interpret blueprints, engineering drawings, and CAD-generated prints.
  • Experience operating:
    • Manual and CNC milling machines
    • Lathes
    • Surface grinders
    • EDM equipment
  • Strong troubleshooting and problem-solving abilities.
  • Ability to work independently while maintaining exceptional quality standards.
Preferred Qualifications
  • Technical Trade School certification or apprenticeship training.
  • Experience with SolidWorks, Mastercam, or similar CAD/CAM software.
  • Experience supporting medical device or other highly regulated manufacturing environments.
  • Knowledge of mold design, manufacturability, and tooling optimization.
  • Experience working with tight-tolerance precision tooling.
Why Join Micron Solutions
  • Competitive pay of $40-$55 per hour
  • Comprehensive health, dental, and vision benefits
  • 401(k) with company match
  • Paid vacation and holidays
  • Stable and growing manufacturing environment
  • Opportunity to work on complex, precision tooling projects
  • Collaborative team culture that values craftsmanship and expertise
  • Relocation available for qualified candidates
Please note: This position is not eligible for visa sponsorship. Applicants must be authorized to work in the United States without current or future sponsorship requirements.
 
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