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Master Molder Jobs (NOW HIRING)

... Master Molder or equivalent * Six Sigma Green Belt or higher certification. * Strong leadership and project management skills, with a PMP certification preferred. Core Competencies: Competency area

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Certified Master Molder training * Experience with continuous improvement and lean manufacturing practices Company Description Linked, LLC is an equal opportunity employer committed to creating a ...

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... Master Molder or equivalent Six Sigma Green Belt or higher certification. * Strong leadership and project management skills, with a PMP certification preferred. Core Competencies * Competency area:

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Certified Master Molder training * Experience with continuous improvement and lean manufacturing practices Company Description Linked, LLC is an equal opportunity employer committed to creating a ...

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Certification in Master Molding 3 is a plus. * Fully Bilingual (English & Spanish) Years of Experience: * 10+ years of experience in processing and in a molding environment, process development ...

Senior Moulding Engineer (Onsite)

Calabasas, CA · On-site

$110K - $152K/yr

... Master Molder or equivalent * Six Sigma Green Belt or higher certification. * Strong leadership and project management skills, with a PMP certification preferred. Core Competencies: Competency area

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Mold Tech III

Glens Falls, NY · On-site

$30 - $43.50/hr

Master Molder II or equivalent Knowledge / Skills / Abilities * Practical knowledge of injection molding machines * Able to identify and explain each part and function of the mold, machine HMI ...

Certification in Master Molding 3 is a plus. Years of Experience: * 10+ years of experience in processing and in a molding environment, process development, qualification, validation of molds, etc.

Master Molder II or equivalent Knowledge / Skills / Abilities * Practical knowledge of injection molding machines * Able to identify and explain each part and function of the mold, machine HMI ...

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Master Molder information

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How much do master molder jobs pay per hour?

As of Aug 22, 2026, the average hourly pay for master molder in the United States is $16.53, according to ZipRecruiter salary data. Most workers in this role earn between $14.42 and $17.79 per hour, depending on experience, location, and employer.

What is a master molder?

Master Molders are highly skilled professionals who specialize in the process of injection molding, particularly in the plastics manufacturing industry. They are certified to manage and optimize molding processes, troubleshoot issues, and ensure high-quality production. Master Molders play a crucial role in setting up, operating, and maintaining molding machines, as well as training other technicians. Their expertise helps manufacturers improve efficiency, reduce waste, and maintain strict quality standards.

What are the key skills and qualifications needed to thrive as a master molder?

To thrive as a Master Molder, you typically need advanced knowledge of injection molding processes, problem-solving abilities, and certification such as Master Molder I or II from recognized organizations. Proficiency in using molding machines, process monitoring software, and quality control systems is essential. Attention to detail, strong communication, and a commitment to continuous improvement are soft skills that set top performers apart. These skills and qualifications ensure optimal production efficiency, minimized defects, and consistent quality in manufacturing environments.

What are some typical challenges master molders face when troubleshooting injection molding processes?

Master Molders often encounter challenges such as inconsistent part quality, machine malfunctions, or material variations. Troubleshooting requires a deep understanding of mold design, machine parameters, and the properties of different plastics. Effective communication with engineers, maintenance staff, and quality control teams is essential to quickly identify root causes and implement solutions. Staying up-to-date with the latest molding technologies and techniques also helps Master Molders resolve issues efficiently and maintain high production standards.

What is the difference between Master Molder vs Molder?

AspectMaster MolderMolder
CredentialsTypically requires advanced training or certification in molding techniquesRequires basic training or apprenticeship in molding
Work EnvironmentIndustrial manufacturing facilities, often overseeing complex projectsManufacturing plants, operating molding machines
Job ResponsibilitiesSupervising molding processes, quality control, training staffOperating molding equipment, setting up molds, producing parts

The main difference between a Master Molder and a Molder lies in experience, responsibilities, and skill level. Master Molders typically have advanced training and oversee complex molding operations, while Molders focus on operating equipment and producing parts. Both roles are essential in manufacturing, but the Master Molder holds a higher level of expertise and supervisory duties.

More about Master Molder jobs
Infographic showing various Master Molder job openings in the United States as of August 2026, with employment types broken down into 1% As Needed, 85% Full Time, 11% Part Time, and 3% Contract. Highlights an 88% Physical, 3% Hybrid, and 9% Remote job distribution, with an average salary of $34,387 per year, or $16.5 per hour.

Senior Plastics Process Engineer

Nova Biomedical

Billerica, MA • On-site

$130K - $145K/yr

Full-time

Medical, Dental, Vision, Retirement, PTO

Re-posted 18 days ago


Job description

Nova Biomedical: One Global Brand. One Vision. Together under one name.

Advanced Instruments and Nova Biomedical are now united under one brand, Nova Biomedical, marking a major milestone in our journey to deliver greater value to our customers. By combining our strengths, we're accelerating innovation, supporting critical workflows, and delivering world-class service across the biopharmaceutical and clinical markets.

Job Summary:

The Sr. Plastics Processing Engineer for the injection molding department has responsibility for developing injection molding process parameters for new and existing molds. As the Sr. Plastics Processing Engineer, you will have guidance and oversight on daily operations within the mold shop including supporting production schedules, maintaining equipment within the department, establishing molding process parameters, executing mold process validations, and resolving molding issues.

Responsibilities:

  • Establish and optimize injection molding process parameters on new and existing molds using scientific molding principles.
  • Provide technical guidance and support to mold technicians and operators within the department.
  • Establish short term projects and be a mentor for department Plastics Engineering coops.
  • Help foster a culture of accountability, teamwork, safety, and continuous improvement.
  • Oversee maintenance, repair, and revision change to molds within the Nova Mold Shop.
  • Execute mold validations and equipment qualifications.
  • Review externally sourced plastic part designs for internal molding opportunities. Provide technical support to R&D as needed for mold development.
  • As required, develop and revise departmental procedures related to molding operations, quality control, safety, and best practices for the Mold Shop. Create and execute Engineering Change Orders (ECO).
  • Lead the evaluation and selection of injection molding machines and ancillary equipment for the Mold Shop when required.
  • Technical point of contact for external resin and molding equipment suppliers.
  • Execute continuous improvement projects focusing on quality, cost reductions, and efficiency.
  • Other duties as assigned.

Experience Requirements:

  • Confidence and hands-on experience establishing injection molding parameters using Scientific Molding principles (Decoupled molding) is required.
  • Master Molder I certification preferred. Master Molder II certification a plus.
  • Ability to work independently at times solving mold and process issues and conducting mold validations.
  • Ability to clearly articulate and train others on injection molding process development and equipment functionality.
  • BS in Plastics Engineering or equivalent curriculum is required. MS is a plus

Physical Requirements and Working Conditions:

  • Able to stand, walk, and move for extended periods.
  • Capacity to lift and carry up to [2550] pounds as required.
  • Comfort with performing repetitive physical tasks.
  • Able to bend, reach, stoop, or climb as needed.
  • Willingness to work in varying environmental conditions (e.g., noise, temperature, equipment).
  • Proficiency in operating tools, machinery, or technical equipment.
  • Use of appropriate personal protective equipment (PPE) required.

Why Work for Nova Biomedical

  • Flexible Medical, Dental, & Vision Coverage
  • Competitive 401k company match
  • Bonus Program, Generous PTO and paid holidays
  • Generous Tuition reimbursement
  • Hybrid and flexible work arrangements
  • Professional development, engagement and events
  • Company marketplace for lunch and snacks in our Norwood, MA, Billerica, MA and Westbrook, ME offices
  • Company subsidized cafeteria in our Waltham, MA office

Work Location: On-site in our Billerica, MA Lexington rd. facility

Targeted Salary Range: $130,000 - $145,000/year

Nova Biomedical believes in transparency and integrity throughout all we do, including compensation. The provided salary range for this role represents the expected base salary or hourly rate for this opening. Actual compensation will be commensurate with the candidates experience and may vary based on individual factors such as location, skills, and education.
About the Company

At Nova Biomedical, were not just building instruments, were powering breakthroughs that improve lives. Our smart, science-driven solutions are trusted in over 100 countries to speed drug development and enhance patient care.

Our integration brings together more than 70 years of scientific excellence with Novas cutting-edge innovation, forming a powerhouse of precision, purpose, and possibility. With FDA-registered, ISO-certified manufacturing, more than 125 FDA approvals, and industry-trusted diagnostics, were setting new standards in quality and reliability. Nova Biomedical is proud to be a global leader in osmolality testing and biotechnology and in vitro diagnostic (IVD) instrumentation, dedicated to advancing patient care and scientific discovery with a legacy that continues to shape the future of life sciences.

With headquarters in Norwood and Waltham, Massachusetts, and a global team of nearly 2,000 employees, were building a collaborative, empowered culture grounded in shared values: Customer Centricity, Ingenuity, Ownership & Accountability, Collaboration, and Integrity.

Working at Nova Biomedical means joining a mission-driven organization where your contributions matter. Whether you're in engineering, science, manufacturing, or support, youll be part of a team that values innovation, invests in your growth, and is committed to making a real-world impact on global health.

Explore whats next with us at novabiomedical.com

EEO Statement:

Nova Biomedical takes pride in being an equal opportunity employer committed to hiring a diverse and inclusive workforce. As a part of our commitment to a diverse and inclusive workforce, Nova Biomedical will continue to take steps to assure that recruitment, hiring, assignment, promotion, compensation, and all other personnel decisions are made and administered without regard to race, religion, color, national origin, citizenship, sex, sexual orientation, gender identity, gender expression, veteran status, age, mental or physical disability, genetic information or any other protected class.

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