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Senior Injection Molding Process Engineer Jobs in New Freedom, PA

McClarin Composites

Plastics Engineer

Hanover, PA · On-site

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

What We Need: We are looking for a Plastics Engineer to join McCLARIN Composites. Are you ... processes: * Thermoforming * Reaction Injection Molding - RIM * Compression Molding - SMC

McCLARIN Composites

Plastics Engineer

Hanover, PA · On-site

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

What We Need: We are looking for a Plastics Engineer to join McCLARIN Composites. Are you ... processes: * Thermoforming * Reaction Injection Molding - RIM * Compression Molding - SMC

McClarin Composites

Plastics Engineer

Hanover, PA · On-site

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

What We Need: We are looking for a Plastics Engineer to join McCLARIN Composites. Are you ... processes: * Thermoforming * Reaction Injection Molding - RIM * Compression Molding - SMC

Resonetics

Operator II

New Freedom, PA

$16 - $21.25/hr

Overview Resonetics is a global leader in advanced engineering, prototyping, product development ... We are seeking a motivated Operator to support plastic injection molding machines and automation ...

Resonetics

Operator II

New Freedom, PA · On-site

$16 - $21.25/hr

Resonetics is a global leader in advanced engineering, prototyping, product development, and micro ... We are seeking a motivated Operator to support plastic injection molding machines and automation ...

Altium Packaging LLC

Machine Operator - C Shift (Night Shift)

York, PA · On-site

$16.75 - $20.25/hr

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

Operate blow-mold/PET/injection molding machines (including wheels, reciprocating or shuttle machines) to ensure production of quality bottles. * Adhere to quality control and to blow mold process ...

Resonetics

Operator II

New Freedom, PA · On-site

$20 - $24/hr

Overview Resonetics is a global leader in advanced engineering, prototyping, product development ... We are seeking a motivated Operator to support plastic injection molding machines and automation ...

Consolidated Container

Machine Operator - D Shift

York, PA · On-site

$16.75 - $20/hr

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

Operate blow-mold/PET/injection molding machines (including wheels, reciprocating or shuttle machines) to ensure production of quality bottles. * Adhere to quality control and to blow mold process ...

Consolidated Container

Machine Operator - D Shift

York, PA · On-site

$16.75 - $20/hr

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

Operate blow-mold/PET/injection molding machines (including wheels, reciprocating or shuttle machines) to ensure production of quality bottles. * Adhere to quality control and to blow mold process ...

Altium Packaging LLC

Machine Operator - D Shift

York, PA · On-site

$16.75 - $20/hr

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

Operate blow-mold/PET/injection molding machines (including wheels, reciprocating or shuttle machines) to ensure production of quality bottles. * Adhere to quality control and to blow mold process ...

Altium Packaging LLC

Machine Operator - D Shift

York, PA · On-site

$16.75 - $20/hr

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

Operate blow-mold/PET/injection molding machines (including wheels, reciprocating or shuttle machines) to ensure production of quality bottles. * Adhere to quality control and to blow mold process ...

Engel North America

Senior Mechanical Engineer - York, PA

York, PA · On-site

$102K - $135K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

With a dynamic workplace, ENGEL is the injection molding industry leader in technological ... Material processing in SAP software * Prepare complete bill of materials for production orders

Engel North America

Senior Mechanical Engineer - York, PA

York, PA · On-site

$102K - $135K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

With a dynamic workplace, ENGEL is the injection molding industry leader in technological ... Material processing in SAP software * Prepare complete bill of materials for production orders

Engel North America

Senior Mechanical Engineer - York, PA

York, PA · On-site

$102K - $135K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

With a dynamic workplace, ENGEL is the injection molding industry leader in technological ... Material processing in SAP software * Prepare complete bill of materials for production orders

ASC Engineered Solutions

Master Machinist

Columbia, PA

$39.91/hr

  • Medical

  • Retirement

  • PTO

Familiar with Injection Molding * Manufacturing repair * Tooling repair * Precision measuring ... ASC Engineered Solutions is an equal opportunity employer. All qualified applicants will receive ...

ASC Engineered Solutions, LLC

Master Machinist

Columbia, PA · On-site

$39.91/hr

  • Medical

  • Retirement

  • PTO

Familiar with Injection Molding * Manufacturing repair * Tooling repair * Precision measuring ... ASC Engineered Solutions is an equal opportunity employer. All qualified applicants will receive ...

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Showing results 21-40

All JobsInjection Molding Process Engineer JobsSenior Injection Molding Process Engineer JobsSenior Injection Molding Process Engineer Jobs in New Freedom, PA

Senior Injection Molding Process Engineer information

See New Freedom, PA salary details

$69.1K

$111.5K

$157K

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

As of Aug 19, 2026, the average yearly pay for senior injection molding process engineer in New Freedom, PA is $111,543.00, according to ZipRecruiter salary data. Most workers in this role earn between $95,800.00 and $123,900.00 per year, depending on experience, location, and employer.

What does a senior injection molding process engineer do?

A Senior Injection Molding Process Engineer is responsible for designing, optimizing, and troubleshooting the injection molding process used to manufacture plastic parts. They oversee process improvements, ensure product quality, and collaborate with cross-functional teams to meet production goals. Additionally, they may develop and implement new molding technologies, train staff, and support maintenance of equipment to ensure efficient and reliable operations.

What are the key skills and qualifications needed to thrive as a senior injection molding process engineer?

To thrive as a Senior Injection Molding Process Engineer, you need a deep understanding of polymer science, mold design, process optimization, and typically a degree in engineering or a related field. Expertise with CAD software, process simulation tools, and familiarity with quality systems like ISO 9001 are commonly required, along with certifications such as RJG or Six Sigma. Strong analytical thinking, problem-solving abilities, and effective communication are essential soft skills for collaborating with cross-functional teams and troubleshooting production issues. These skills ensure efficient production, high-quality output, and continuous improvement in complex manufacturing environments.

What are the common challenges faced by senior injection molding process engineers when introducing a new mold into production?

Senior Injection Molding Process Engineers often encounter challenges such as optimizing process parameters for new molds, ensuring part quality meets specifications, and troubleshooting issues like warpage or incomplete filling. Collaboration with design, tooling, and quality teams is essential to address these challenges and implement effective solutions quickly. Additionally, balancing production efficiency with consistent quality requires careful monitoring and adjustment during the initial production runs.

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

AspectSenior Injection Molding Process EngineerInjection Molding Technician
CredentialsBachelor's degree in engineering or related field, certifications in process optimizationTechnical diploma or associate degree, on-the-job training
Work EnvironmentDesigning processes, analyzing data, improving production efficiencyOperating machinery, performing setup and maintenance
ResponsibilitiesProcess development, troubleshooting, process validationMachine operation, quality checks, routine maintenance

The Senior Injection Molding Process Engineer focuses on process design, optimization, and troubleshooting, requiring higher-level technical skills and education. In contrast, the Injection Molding Technician handles daily machine operation and maintenance tasks. Both roles are essential in the manufacturing environment but differ in scope and responsibilities.

What job categories do people searching Senior Injection Molding Process Engineer jobs in New Freedom, PA look for?

The top searched job categories for Senior Injection Molding Process Engineer jobs in New Freedom, PA are:

What cities near New Freedom, PA are hiring for Senior Injection Molding Process Engineer jobs?

Cities near New Freedom, PA with the most Senior Injection Molding Process Engineer job openings:

Senior Injection Molding Process Engineer jobs near you
Infographic showing various Senior Injection Molding Process Engineer job openings in New Freedom, PA as of August 2026, with employment types broken down into 1% As Needed, 80% Full Time, 15% Part Time, 3% Contract, and 1% Nights. Highlights an 92% Physical, 2% Hybrid, and 6% Remote job distribution, with an average salary of $111,543 per year, or $53.6 per hour.

Plastics Engineer

McClarin Composites

Hanover, PA • On-site

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 11 days ago

Job description

What We Do:
At McCLARIN, we manufacture composites essential to the world's most innovative and efficient buses, trucks, trains, RVs, construction and farm equipment. These end-use channels enhance human experience to drive, ride, construct, farm and enjoy nature.
Through collaboration, we create both processes and products in any way, shape or form that contributes to a decarbonized and circular economy. McCLARIN scouts and adopts new ways to make the molding process more sustainable. We shape materials into high-quality and high-performance products. We form value through combined effort with our customers and stakeholders.
What We Need:
We are looking for a Plastics Engineer to join McCLARIN Composites.
Are you:
  • Someone who has a thorough understanding of the properties of different plastics and materials as well as polymer chemistry and thermoplastic processing?
  • Someone who is imaginative and creative to solve problems?
  • Someone who has strong communication skills and able to work well with others?

As the Plastics Engineer, you will lead process development and improvements focusing on safety, quality, delivery and cost for a leading supplier in the rail, construction, and heavy truck industries.
A Day in the Life of:
  • Develop and document process, tooling, and new product development for thermoformed products.
  • Optimize productivity, reduce cycle time, improve quality, reduce scrap, and reduce operating costs through continual process improvement.
  • Initiate and assist with capital improvement projects aimed at improving plant capabilities through new equipment purchase and/or facility modification.
  • Develop and monitor training plans to ensure personnel are versed in new process requirements.

Requirements
What Makes You Qualified:
  • Bachelor of Science degree in Plastics, Mechanical, Manufacturing, or similar engineering field
  • Minimum of 5 years direct manufacturing experience
  • Solidworks and AutoCad experience a plus
  • Experience in Lean manufacturing, 5S, Six Sigma, Kaizen or other "Lean" tools
  • Analytical skills for troubleshooting

Must Haves:
  • Strong communication, interpersonal, and organizational skills with attention to detail.
  • General knowledge or experience with the following processes:
    • Thermoforming
    • Reaction Injection Molding - RIM
    • Compression Molding - SMC
    • Material Testing
    • Assembly
    • Bonding
  • Ability to read, analyze, and interpret shop prints and drawings.
  • Ability to interface with production and address their needs.

So, What's in It for You?
  • A benefits package including: Medical, Dental, Vision, STD, LTD, AD&D, Life and 401(k)
  • A culture of Optimism, Respect, Transparency, Inclusion, Servant Leadership, Purposeful Engagement, Accountability, Mutual Benefit, and Self-Actualization
  • Paid Time Off (PTO)
  • 9 paid holidays and 1 personal day

Who We Are:
McCLARIN Composites provide the future-forward pathway for transformation in mobility, transport, energy, agriculture, housing and the built environment. Since our founding in 1953, the world has changed significantly. We believe it is our responsibility to lead with purpose - not just in composites - but also in our communities and the environment. We gather the signals of our employees, customers, market and society to guide us. From these signals, we develop disruptive products from concept to commercialization with the lightest sustainable footprint.
McCLARIN Composites is an equal opportunity employer committed to diversity and inclusion. We promote and celebrate a diverse workforce and do not tolerate any discrimination. We are pleased to consider all qualified applicants for employment without regard to race, color, religion, gender identity, age, sex, sexual orientation, disability, national origin, Aboriginal/Native American status, protected veterans' status or any other legally protected factors. Disability-related accommodation during the application and interview process is available upon request. Should you require an accommodation with our hiring process please send an email to hr@mcclarincomposites.com. All potential hires are subject to pre-employment checks which include but are not limited to background checks, pre-employment physicals and drug screenings.

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