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Plastic Engineering Jobs in Massachusetts (NOW HIRING)

Plastic Molding Mfg, Inc.

Plastics Engineer

Hudson, MA · On-site

$110K - $130K/yr

S. facilities, we combine scale with deep engineering expertise-making us a go-to partner for customers who require precision, reliability, and performance at the highest level. Since 1968, Plastic ...

Nanobiosym

Plastics Engineer

Cambridge, MA · On-site

$60K - $120K/yr

We are currently seeking Engineering candidates to add to our growing team. RESPONSIBILITIES ... Master's or Bachelor's degree in Engineering (Plastics or Mechanical disciplines preferred) * Six ...

Nanobiosym

Plastics Engineer

Cambridge, MA · On-site

$60K - $120K/yr

We are currently seeking Engineering candidates to add to our growing team.RESPONSIBILITIESPartner ... REQUIRED QUALIFICATIONSMaster 's or Bachelor's degree in Engineering (Plastics or Mechanical ...

3LED Inc.

Plastic Extrusion Operator

Woburn, MA · On-site

$23 - $30/hr

... engineering with world-class in-house manufacturing capabilities. We are expanding our operations ... College education related to plastics engineering a plus, though not essential. Why Join Fusion ...

Plastic Molding Mfg, Inc.

Pricing Engineer

Hudson, MA · On-site

$80K/yr

Bachelors Degree in Plastics Engineering or a related field * Proven experience pricing/quoting custom plastic injection molding jobs * Strong knowledge of thermoplastics, mold design, mold build ...

Pexco

Process Engineer- Plastic Extrusion

Athol, MA · On-site

Maintain engineering database and documentation as required. * Think outside the box. * Perform other accountabilities as assigned. Qualifications: * BS in Engineering * 3 - 5 years of plastic ...

Formlabs

Senior SLS Materials Scientist

Boston, MA · On-site

Hands-on experience in thermo-plastic engineering * Passionate about testing and troubleshooting, not afraid to test hundreds of times * Love to harness data; can design and conduct rigorous ...

Formlabs

SLS Materials Scientist

Somerville, MA · On-site

Hands-on experience in thermo-plastic engineering * Passionate about testing and troubleshooting, not afraid to test hundreds of times * Love to harness data; can design and conduct rigorous ...

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All JobsPlastic Engineering JobsPlastic Engineering Jobs in Massachusetts

Plastic Engineering information

See Massachusetts salary details

$39.9K

$71.3K

$118.5K

How much do plastic engineering jobs pay per year?

As of Aug 20, 2026, the average yearly pay for plastic engineering in Massachusetts is $71,278.00, according to ZipRecruiter salary data. Most workers in this role earn between $53,000.00 and $86,800.00 per year, depending on experience, location, and employer.

What is plastic engineering?

Plastic engineering is a specialized branch of engineering that focuses on the design, development, processing, and manufacturing of plastic materials and products. Professionals in this field work with various types of plastics, developing new materials, improving manufacturing processes, and creating innovative products for industries such as automotive, packaging, medical devices, and consumer goods. Plastic engineers also address challenges related to sustainability and recycling, aiming to make plastic products more environmentally friendly.

What are the key skills and qualifications needed to thrive as a plastic engineer, and why are they important?

To thrive as a Plastic Engineer, you need a solid background in polymer science, materials engineering, and manufacturing processes, typically supported by a degree in chemical or plastics engineering. Familiarity with CAD software, injection molding machinery, and quality control systems is essential in this field. Strong problem-solving skills, attention to detail, and effective teamwork are crucial soft skills for excelling in complex project environments. These competencies ensure the development of innovative, high-quality plastic products and efficient manufacturing operations.

What are some common challenges faced by plastic engineers when working on new product development, and how are they typically addressed?

Plastic engineers often encounter challenges such as selecting the right polymer materials, ensuring manufacturability, and meeting strict quality and regulatory standards. These challenges are typically addressed by collaborating closely with material scientists, product designers, and manufacturing teams to select optimal materials and refine designs for specific applications. Engineers also conduct rigorous testing and simulations to predict performance and identify potential issues early in the development process. Ongoing professional development and staying updated with advancements in polymer technology are crucial for overcoming these challenges effectively.

What is the difference between Plastic Engineering vs Mechanical Engineering?

AspectPlastic EngineeringMechanical Engineering
CredentialsBachelor's in Plastic Engineering or related fieldBachelor's in Mechanical Engineering
Work EnvironmentPlastic product design, manufacturing, and materials testingMechanical systems design, analysis, and manufacturing
Industry UsagePlastics manufacturing, automotive, packagingAutomotive, aerospace, industrial machinery
Common Search IntentPlastic Engineering vs Mechanical Engineering

Plastic Engineering focuses on the development, processing, and testing of plastic materials and products, often within manufacturing settings. Mechanical Engineering covers a broader range of mechanical systems and devices, including metals and other materials. While both fields involve design and manufacturing, Plastic Engineering specializes in plastics, making it more specific to industries like plastics production and packaging.

How do you become a plastic engineer?

To become a plastic engineer, you typically need a bachelor's degree in plastics engineering, chemical engineering, mechanical engineering, or a related field. Gaining experience through internships and developing skills in materials science, polymer processing, and CAD software can enhance job prospects; professional certifications may also be beneficial.

Is plastic engineering hard?

Plastic engineering can be challenging as it requires understanding material properties, manufacturing processes, and design principles. Success in the field often depends on strong problem-solving skills, technical knowledge, and familiarity with tools like CAD software. It typically involves continuous learning and practical experience to master complex concepts.

What does a plastic engineer do?

A plastic engineer designs, develops, and tests plastic materials and products, focusing on improving their performance, durability, and manufacturability. They work with raw materials, manufacturing processes, and quality control, often using CAD software and testing equipment to ensure product specifications are met.

What cities in Massachusetts are hiring for Plastic Engineering jobs?

Cities in Massachusetts with the most Plastic Engineering job openings:

Plastic Engineering jobs near you
Infographic showing various Plastic Engineering job openings in Massachusetts as of August 2026, with employment types broken down into 94% Full Time, 3% Part Time, 2% Contract, and 1% Nights. Highlights an 85% Physical, 5% Hybrid, and 10% Remote job distribution, with an average salary of $71,278 per year, or $34.3 per hour.

Plastics Engineer

Plastic Molding Mfg, Inc.

Hudson, MA • On-site

$110K - $130K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 6 days ago

Job description

Job Type
Full-time
Description
Drive Innovation at a Leader in Custom Injection Molding
Since 1968, Plastic Molding Manufacturing (PMM) has been a privately held, owner-operated leader in the custom injection molding industry-trusted to deliver complex, high-precision solutions across critical markets including Medical, Defense, Electronics, Industrial, Transportation, and Consumer products.
Our capabilities go far beyond standard molding. From advanced product development to tight-tolerance, thin- and thick-wall applications, part joining, and assembly, PMM sets the benchmark for quality, consistency, and technical excellence.
With over 100 presses across four state-of-the-art U.S. facilities, we combine scale with deep engineering expertise-making us a go-to partner for customers who require precision, reliability, and performance at the highest level.
Since 1968, Plastic Molding Manufacturing (PMM) has been an owner-operated leader in American-made innovation and quality. We focus on plastics molding development, thin and thick wall molding, tight tolerance molding, part joining and assembly. We proudly serve a number of markets including Industrial, Medical, Electronics, Defense, Transportation and Consumer.
With over 100 presses across our four state-of-the-art facilities in MA, CT, PA, and IN, we're committed to strengthening U.S manufacturing by delivering exceptional production, employment, and economic opportunities nationwide
  • Position: Plastics Engineer (Plastic Injection Molding)
  • Location: Hudson, MA (on-site)
  • Schedule: Monday to Friday (based on business needs)
  • Compensation: $110K - $130K (Dependent on Experience)
  • Employment Type: Full-Time

Position Overview: We are seeking a highly experienced Plastics Engineer to take a lead role in driving process development, technical problem-solving, and new program success within our injection molding operations.
This is a senior, high-impact position where you will own complex projects from concept through production-working directly with customers, tooling partners, and internal teams to deliver optimized, production-ready solutions. Your expertise will directly influence quality, efficiency, and the long-term success of our manufacturing operations.
Essential Functions:
  • Lead development and optimization of injection molding processes for complex, tight-tolerance components
  • Own key customer programs-serving as the primary technical point of contact from design through production
  • Evaluate and approve tooling designs, modifications, and performance
  • Partner with tooling vendors and internal teams to ensure molds are production-ready and performing at peak efficiency
  • Drive continuous improvement initiatives to reduce scrap, improve cycle times, and increase overall process capability
  • Utilize SolidWorks and CAD data to support product development, manufacturability, and quoting
  • Troubleshoot processing and tooling challenges with a hands-on, solution-driven approach
  • Collaborate cross-functionally with manufacturing, quality, and leadership to ensure seamless execution

Requirements
What We're Looking For
  • 10+ years of hands-on experience in plastic injection molding engineering
  • Bachelor's degree (or higher) in Engineering (Plastics or related field preferred)
  • Deep expertise in processing, tooling, materials, and mold design
  • Strong proficiency in SolidWorks, AutoCAD, and ERP systems (IQMS preferred)
  • Proven ability to lead projects, solve complex problems, and drive measurable improvements
  • Strong communication skills with the ability to interface directly with customers and vendors

Why PMM
  • Established leader in custom injection molding with over 55 years of technical excellence
  • Advanced manufacturing footprint with significant scale and capability
  • A company that values engineering expertise and empowers decision-making
  • Competitive compensation and comprehensive benefits, including:
    • PTO, holidays, and vacation
    • Health, dental, and vision insurance (multiple plan options)
    • FSA and 401(k) with company match
    • Company-paid life insurance, AD&D, and short-term disability
    • Optional long-term disability coverage
    • Employee referral bonuses

Note:
  • This description is not intended to be all-inclusive. The employee may perform other related duties as negotiated to meet the ongoing needs of the organization.
  • Pre-employment background checks are required for all applicants who accept an offer. Offers are contingent upon a report which is acceptable to the company.
  • The company provides equal employment opportunities (EEO) to all employees and applicants for employment without regard to race, color, religion, gender, sexual orientation, gender identity, national origin, age, disability, genetic information, marital status, amnesty or status as a covered veteran in accordance with applicable federal, state and local laws.

Salary Description
$110,000 - $130,000

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