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Injection Molding Process Engineer Jobs in Boston, MA

Nanobiosym

Plastics Engineer

Cambridge, MA · On-site

We are currently seeking Engineering candidates to add to our growing team. RESPONSIBILITIES ... Track and validate current injection molding processes and tooling to identify and implement ...

Nanobiosym

Plastics Engineer

Cambridge, MA · On-site

$60K - $120K/yr

We are currently seeking Engineering candidates to add to our growing team.RESPONSIBILITIESPartner ... Track and validate current injection molding processes and tooling to identify and implement ...

Nanobiosym

Plastics Engineer

Cambridge, MA · On-site

$60K - $120K/yr

We are currently seeking Engineering candidates to add to our growing team. RESPONSIBILITIES ... Track and validate current injection molding processes and tooling to identify and implement ...

Whoop

Staff Mechanical Engineer (NPI)

Boston, MA · On-site

WHOOP is looking for a Staff Mechanical Engineer to lead critical design, validation, and ... processes as well as manual assembly. Experience with high volume injection molding is strongly ...

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, ...

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.

Freudenberg

Molding Technician

Beverly, MA · On-site

Familiarity with different molding processes (e.g., injection, compression, blow, thermoforming). * Basic understanding of part measurement tools and quality inspection techniques. * Ability to read ...

Freudenberg Group

Molding Technician

Beverly, MA · On-site

Familiarity with different molding processes (e.g., injection, compression, blow, thermoforming). * Basic understanding of part measurement tools and quality inspection techniques. * Ability to read ...

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

Injection Molding Process Engineer information

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$154.8K

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

As of Aug 9, 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 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 does an injection molding process engineer do?

An injection molding process engineer designs, develops, and optimizes the manufacturing process for plastic parts using injection molding machines. They analyze cycle times, troubleshoot equipment issues, and ensure product quality by controlling process parameters and implementing improvements. Proficiency with process monitoring tools and understanding of material properties are essential in this role.

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 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 a median annual salary ranging from $60,000 to $85,000, depending on experience, location, and industry. Salaries can increase with specialized skills, certifications, and advanced knowledge of molding equipment and materials.

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 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 90% Full Time, and 10% Nights. Highlights an 100% In-person job distribution, with an average salary of $99,968 per year, or $48.1 per hour.

Injection Molding Technician - 2nd Shift (3:00PM-11:30PM Mon-Fri)

Freudenberg

Beverly, MA • On-site

$24 - $26/hr

Full-time

Re-posted 7 days ago

Job description

Working at Freudenberg: We will wow your world!

Responsibilities:
  • Basic understanding of manufacturing procedures.
  • Performs routine tasks (e.g., fabrication, testing).
  • Follows instructions closely.
  • Documents work accurately.
  • Works under close supervision and receives instruction, guidance and direction from more senior level roles.
  • Basic knowledge of material handling and auxiliary equipment (e.g., dryers, conveyors, chillers).
  • Performs mold setup using standard tools and procedures under supervision.
  • Familiarity with different molding processes (e.g., injection, compression, blow, thermoforming).
  • Basic understanding of part measurement tools and quality inspection techniques.
  • Ability to read and interpret basic blueprints and part drawings.
  • Learning to identify and report common molding defects.
  • Demonstrates basic communication skills; listens actively and follows instructions.
  • Shows initiative in learning and completing assigned tasks reliably.
  • Understands the importance of product quality and customer satisfaction.
Qualifications:
  • High school diploma or equivalent.
  • Certification or associate's degree preferred.
  • Entry Level and willingness to learn.
The expected salary range for this position is $24.00 to $26.00 hourly, depending on skills, experience, and qualifications..

The Freudenberg Group is an equal opportunity employer that is committed to diversity and inclusion. Employment opportunities are available to all applicants and associates without regard to race, color, religion, creed, gender (including pregnancy, childbirth, breastfeeding, or related medical conditions), gender identity or expression, national origin, ancestry, age, mental or physical disability, genetic information, marital status, familial status, sexual orientation, protected military or veteran status, or any other characteristic protected by applicable law.

Freudenberg Medical LLC

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