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Injection Molding Process Engineer Jobs in Boston, MA

CPS Technologies Corp.

Manufacturing Engineer

Norton, MA · On-site

$110K - $140K/yr

... processes are recorded and followed. Injection Molding * Understanding of injection molding ... Bachelors of Engineering (or equivalent required) WORK LOCATION: 111 S. Worcester St. Norton, MA ...

PARKER HANNIFIN CORP

Process Engineer II

Woburn, MA · On-site

$84.92 - $141.32/hr

... injection molded plastics. Building on 100 years in business, we strive to balance evolving our ... Prepare documentation for new manufacturing processes and engineering procedures. Prepare reports ...

Plastic Molding Mfg, Inc.

Tool Maker

Hudson, MA · On-site

$28 - $36/hr

... plastic injection molds/tools. Requirements Essential Functions: * Troubleshooting, repairing and modifying molds by cleaning, grinding and polishing * Use various machining processes (milling ...

medplast

Commercial Development Manager

Foxboro, MA · On-site

... process and forms required Qualifications and Experience: * Bachelor's degree in Engineering or equivalent experience. * 10+ years of injection molding experience in the healthcare/medical device ...

medplast

Commercial Development Manager

Foxboro, MA · On-site

... process and forms required Qualifications and Experience: * Bachelor's degree in Engineering or equivalent experience. * 10+ years of injection molding experience in the healthcare/medical device ...

Nanobiosym

Mechanical Design Engineer

Cambridge, MA · On-site

$60K - $130K/yr

Plastics engineering degree considered. Plastics knowledge with engineering grade resins a must ... Knowledge of manufacturing processes such as plastic injection molding, ultrasonic welding, etc.

Nanobiosym

Engineer: Manufacturing

Cambridge, MA · On-site

$110K/yr

... processes such as plastic injection molding, ultrasonic welding, etc. Must be willing to be hands on and wear multiple "hats". -be ready to participate in quality systems, engineering, mfg, ...

YO AI Labs

Autodesk Inventor Expert - Remote

Boston, MA · On-site +1

$30 - $120/hr

Reverse engineering (Scan-to-CAD, Point Cloud-to-Model). * Manufacturing process knowledge (Injection Molding, Sheet Metal, CNC Machining, Casting). * CAD model auditing. * CAD automation and ...

YO AI Labs

Autodesk Inventor Expert - Remote

Boston, MA · On-site +1

$30 - $120/hr

Reverse engineering (Scan-to-CAD, Point Cloud-to-Model). * Manufacturing process knowledge (Injection Molding, Sheet Metal, CNC Machining, Casting). * CAD model auditing. * CAD automation and ...

YO AI Labs

Autodesk Inventor Expert - Remote

Boston, MA · On-site

$83 - $152/hr

Reverse engineering (Scan-to-CAD, Point Cloud-to-Model). * Manufacturing process knowledge (Injection Molding, Sheet Metal, CNC Machining, Casting). * CAD model auditing. * CAD automation and ...

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All JobsInjection Molding Process Engineer JobsInjection Molding Process Engineer Jobs in Boston, MA

Injection Molding Process Engineer information

See Boston, MA salary details

$53.8K

$100K

$154.8K

How much do injection molding process engineer jobs pay per year?

As of Sep 6, 2026, the average yearly pay for injection molding process engineer in Boston, MA is $99,968.00, according to ZipRecruiter salary data. Most workers in this role earn between $80,900.00 and $111,900.00 per year, depending on experience, location, and employer.

What is an injection molding process engineer?

Injection Molding Process Engineers are professionals who specialize in designing, optimizing, and troubleshooting the injection molding process used to manufacture plastic parts. They work with production teams to develop efficient molding processes, select appropriate materials, and ensure product quality. Their responsibilities also include setting up and maintaining equipment, analyzing defects, and implementing process improvements to maximize productivity and reduce costs.

What are some common challenges injection molding process engineers face when troubleshooting production issues?

Injection Molding Process Engineers often encounter challenges such as inconsistent part quality, cycle time variation, and machine malfunctions. Troubleshooting these issues requires a solid understanding of molding parameters, material properties, and mold design. Engineers typically collaborate closely with production operators, quality control, and maintenance teams to analyze root causes and implement effective solutions. Staying current with process optimization techniques and leveraging data-driven approaches are key to successfully overcoming these challenges and ensuring high-quality output.

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

To thrive as an Injection Molding Process Engineer, you need a solid background in engineering principles, plastics materials, and process optimization, usually backed by a degree in mechanical or manufacturing engineering. Proficiency with CAD software, molding simulation tools (such as Moldflow), and familiarity with quality management systems or Six Sigma certifications is highly valuable. Strong analytical thinking, problem-solving abilities, and effective communication skills help you collaborate with cross-functional teams and drive process improvements. These skills are crucial for ensuring efficient production, high-quality output, and the continuous improvement of manufacturing operations.

What is the difference between Injection Molding Process Engineer vs Injection Molding Technician?

AspectInjection Molding Process EngineerInjection Molding Technician
ResponsibilitiesDesigns, develops, and optimizes molding processes, troubleshooting complex issues, and improving efficiency.Operates and maintains molding machines, performs routine setups, and monitors production quality.
Required SkillsStrong understanding of process engineering, materials, and troubleshooting; often requires engineering degrees or certifications.Hands-on machine operation skills; technical training or certifications in machine operation.
Work EnvironmentDesign labs, engineering departments, or production floors with a focus on process development.Production floors with direct machine operation and quality checks.

The Injection Molding Process Engineer focuses on process design, optimization, and troubleshooting, often requiring engineering credentials. In contrast, the Injection Molding Technician handles daily machine operation and maintenance. Both roles are essential in the manufacturing process but differ in scope and responsibilities.

How much do injection molding process engineers make?

Injection molding process engineers typically earn between $60,000 and $90,000 annually, with salaries increasing with experience, certifications, and location. Entry-level positions may start around $50,000, while senior engineers or those in high-demand areas can earn over $100,000. Skills in process optimization, troubleshooting, and familiarity with molding machines are valuable for higher compensation.

What are the most commonly searched types of Injection Molding Process Engineer jobs in Boston, MA?

The most popular types of Injection Molding Process Engineer jobs in Boston, MA are:

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

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

What job categories do people searching Injection Molding Process Engineer jobs in Boston, MA look for?

The top searched job categories for Injection Molding Process Engineer jobs in Boston, MA are:

Injection Molding Process Engineer jobs near you
Infographic showing various Injection Molding Process Engineer job openings in Boston, MA as of August 2026, with employment types broken down into 1% As Needed, 78% Full Time, 16% Part Time, 4% Contract, and 1% Nights. Highlights an 92% Physical, 2% Hybrid, and 6% Remote job distribution, with an average salary of $99,968 per year, or $48.1 per hour.

Technical Sales Engineer

PMM - America's Technology Molder

Hudson, MA • On-site

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 19 days ago

Job description

Description:

Since 1968, Plastic Molding Manufacturing (PMM) has been a proudly owner-operated leader in American-made innovation and quality. 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. 


Join us at PMM, where tradition meets innovation, and community and customer service are one and the same.

  • Position: Technical Sales Engineer (Plastic Injection Molding)
  • Location: Hudson, MA (on-site)
  • Schedule: Monday to Friday 8am-5pm
  • Compensation:  Negotiable based on experience/fair market value 
  • Employment Type: Full-Time, Direct Hire

Position Summary: This role will be crucial in uncovering new growth opportunities and prospective customers by showcasing company services and offering specialized technical guidance on prospective projects while addressing client needs through tailor-made and effective manufacturing solutions.

Requirements:

Essential Functions: 

  • Focusing on expanding client base by proactively identifying and sourcing custom plastic injection molding      opportunities for production
  • Effectively demonstrating technical features of injection molding capabilities to prospective clients
  •  Driving sales by building and maintaining strong business relationships while ensuring customer satisfaction and loyalty 
  • Travelling to customer sites and providing personalized service and support as well as managing on-site visits to showcase the facility and processes
  • Collaborating with Engineering teams to develop accurate and competitive price quotes and proposals tailored to client needs
  • Consistently meeting and exceeding established sales goals, tracking progress and adjusting strategies to maximize success

Ideal Candidate Experience:

  • Bachelor's Degree in Engineering (plastics preferred)
  • Solid foundation of technical knowledge of custom plastic injection molding
  • Previous experience in a customer facing/Engineering roles 
  • Professional written and verbal communication
  • Flexibility and willingness to travel to customer sites

Company Benefits:

  • Paid Time Off including holidays and vacation
  • Health, Dental, and Vision insurance
  • 2 Health Plan Options – One with fully reimbursed deductible!
  • Flexible Spending Account
  • Dependent Care Reimbursement Account
  • 401(k) with company match
  • Company provided group life insurance and AD&D
  • Company provided short-term disability coverage
  • 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.