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Weekend Plastics Engineer Jobs in Massachusetts (NOW HIRING)

Plastic Molding Mfg, Inc.

Plastics Engineer

Hudson, MA · On-site

$110K - $130K/yr

Plastics Engineer (Plastic Injection Molding) * Location: Hudson, MA (on-site) * Schedule: Monday to Friday (based on business needs) * Compensation: $110K - $130K (Dependent on Experience)

Nanobiosym

Plastics Engineer

Cambridge, MA · On-site

REQUIRED QUALIFICATIONSMaster 's or Bachelor's degree in Engineering (Plastics or Mechanical disciplines preferred)Six Sigma Black Belt certification is a plusA minimum of 7 years working with ...

Nanobiosym

Plastics Engineer

Cambridge, MA · On-site

$60K - $120K/yr

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 ...

Nanobiosym

Plastics Engineer

Cambridge, MA

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 ...

Nanobiosym

Engineer: Manufacturing

Cambridge, MA · On-site

$79K - $102K/yr

Plastics engineering degree considered. Plastics knowledge with engineering grade resins a must More than 10 years experience Must have medical device experience, disposables preferred. familiar with ...

Hexcel Corporation

Process Engineer

Amesbury, MA · On-site

$68K - $117K/yr

Analyze and interpret various plastic/rubber material manufacturing techniques, procedures and ... Plastics Engineering, Chemical Engineering, Mechanical Engineering, Chemistry, Industrial ...

Hexcel Corporation

Process Engineer

Amesbury, MA · On-site

$68K - $117K/yr

Analyze and interpret various plastic/rubber material manufacturing techniques, procedures and ... Plastics Engineering, Chemical Engineering, Mechanical Engineering, Chemistry, Industrial ...

Pexco

Process Engineer- Plastic Extrusion

Athol, MA · On-site

Design tooling and develop processes for mono and co-extrusion plastic profiles, tubes and secondary fabrication individually or with other Process Engineers. * Lead new tooling development process ...

Access Vascular

Sr. Process Development Engineer

Billerica, MA · On-site

$110K - $142K/yr

... Plastics Engineering 7+ years experience in an equipment intensive medical device manufacturing environment 1-2 years of direct supervisory experience is a plus Project management experience is ...

Adecco

Manufacturing Engineer

Devens, MA · On-site

$75K - $105K/yr

Bachelor's degree in Plastics Engineering or a related engineering discipline. * Minimum of 5 years of Manufacturing Engineering experience or equivalent relevant experience. * Strong experience with ...

Adecco

Manufacturing Engineer

Devens, MA · On-site

$75K - $105K/yr

Bachelor's degree in Plastics Engineering or a related engineering discipline. * Minimum of 5 years of Manufacturing Engineering experience or equivalent relevant experience. * Strong experience with ...

Access Vascular

MA

$110K - $145K/yr

... or Plastics Engineering · 7+ years experience in an equipment intensive medical device manufacturing environment · 1-2 years of direct supervisory experience is a plus · Project management ...

Theragenics Corp

Process Engineer

North Attleboro, MA · On-site

In this critical role, you'll lead plastic molding and overmolding process development from early ... As a Senior Engineer - Molding Process Development , you'll play a pivotal role in driving plastic ...

Re:Build Manufacturing

Manufacturing Engineer

Wilmington, MA · On-site

$79K - $102K/yr

... specialty plastic design, optics, and design for manufacturing. We have extensive in-house ... Creative problem solvers who can use engineering fundamentals and first principles to quickly ...

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All JobsPlastics Engineer JobsWeekend Plastics Engineer JobsWeekend Plastics Engineer Jobs in Massachusetts

Weekend Plastics Engineer information

What is a weekend plastics engineer?

Weekend Plastics Engineers are professionals who specialize in designing, testing, and improving plastic materials and products, but their work schedule is typically limited to weekends. They often support manufacturing operations, troubleshoot issues, and ensure quality standards are met during off-peak hours or when production runs on weekends. This role is ideal for companies that operate continuously or have special weekend projects, and for engineers seeking flexible or part-time work arrangements.

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

To thrive as a Weekend Plastics Engineer, you need a solid understanding of polymer science, materials engineering, and manufacturing processes, often supported by a degree in engineering or a related field. Familiarity with CAD software, injection molding machinery, and quality control systems is typically required, along with certifications like Six Sigma or Lean Manufacturing being advantageous. Strong problem-solving abilities, attention to detail, and effective teamwork are standout soft skills in this role. These competencies ensure efficient production, high-quality products, and smooth operations during weekend shifts when staffing and resources may be limited.

What are some typical projects a weekend plastics engineer might handle, and how do they collaborate with other teams?

As a Weekend Plastics Engineer, you may be responsible for troubleshooting production issues, implementing process improvements, and overseeing mold changeovers during weekend shifts. Collaboration is key—you'll often work closely with maintenance technicians, quality assurance staff, and production supervisors to ensure smooth operations and minimal downtime. These projects require strong problem-solving skills and the ability to communicate technical information effectively across multidisciplinary teams.

What is the difference between Weekend Plastics Engineer vs Weekend Manufacturing Technician?

AspectWeekend Plastics EngineerWeekend Manufacturing Technician
Required CredentialsBachelor's in Engineering or related field, certifications in plastics processingHigh school diploma or technical certification, on-the-job training
Work EnvironmentManufacturing plants, plastics production facilitiesFactory floors, assembly lines
Industry UsageDesign, development, and optimization of plastic productsOperating machinery, maintaining production lines
Common Search/ComparisonJob roles involving plastics engineering on weekendsWeekend manufacturing roles in plastics industry

The Weekend Plastics Engineer typically requires a degree and focuses on designing and improving plastic processes, working in engineering environments. In contrast, the Weekend Manufacturing Technician handles equipment operation and maintenance, often with technical certifications. Both roles are common in plastics manufacturing but differ in responsibilities and qualifications.

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

The most popular types of Plastics Engineer jobs in Massachusetts are:

Weekend Plastics Engineer jobs near you

Plastics Engineer

Plastic Molding Mfg, Inc.

Hudson, MA • On-site

$110K - $130K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 12 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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