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Senior Injection Molding Process Engineer Jobs in Marlton, NJ

Genesis Global Group

Be Seen First

Injection Molding Mechanic

Bristol, PA · On-site

$21.50 - $28.75/hr

This role is essential to ensuring production runs are processing efficiently according to ... Work from engineering drawings and specifications, quality assurance standards and test procedures

Genesis Global Group

Injection Molding Mechanic

Bristol, PA · On-site

$21.50 - $28.75/hr

This role is essential to ensuring production runs are processing efficiently according to ... Work from engineering drawings and specifications, quality assurance standards and test procedures

HotRun Inc.

Manufacturing Manager

Philadelphia, PA · On-site

$140K - $170K/yr

Partner with Scheduling, Engineering, Quality, Maintenance and Customer Service to ensure customer ... Solid understanding of injection molding processes, tooling and production operations. * Experience ...

HotRun Inc.

Manufacturing Manager

Philadelphia, PA

$140K - $170K/yr

Partner with Scheduling, Engineering, Quality, Maintenance and Customer Service to ensure customer ... Solid understanding of injection molding processes, tooling and production operations. * Experience ...

HotRun Inc.

Manufacturing Manager

Philadelphia, PA

$140K - $170K/yr

Partner with Scheduling, Engineering, Quality, Maintenance and Customer Service to ensure customer ... Solid understanding of injection molding processes, tooling and production operations. * Experience ...

Wood Plc

Senior Process Engineer

Philadelphia, PA · On-site +1

$104K - $135K/yr

Overview / Responsibilities Senior Process Engineer (Life Sciences) Wood is currently seeking a ... Calculating loads for clean utilities and distribution design (water for injection, clean steam ...

PM Group

Senior Process Engineer

Conshohocken, PA · On-site

$102K - $132K/yr

Overview The Senior Process Engineer position is an exciting opportunity to join PM Group's quickly ... for Injection generation & distribution philosophies, determining design case for flexible GMP ...

PM Group

Senior Process Engineer

Conshohocken, PA · On-site

$102K - $132K/yr

Overview The Senior Process Engineer position is an exciting opportunity to join PM Group's quickly ... for Injection generation & distribution philosophies, determining design case for flexible GMP ...

Genesis Global Group

3rd Shift Lead

Bristol, PA · On-site

$13.50 - $16.75/hr

The area of responsibility for this role is wide and thus requires knowledge of various injection molding processes. The ideal candidate must be competent and able to perform many types of ...

Genesis Global Group

2nd Shift Lead

Bristol, PA · On-site

$13.50 - $16.75/hr

The area of responsibility for this role is wide and thus requires knowledge of various injection molding processes. The ideal candidate must be competent and able to perform many types of ...

LMT Mercer Group Inc

Skilled Tool & Die Maker

NJ · On-site

$30 - $45/hr

Build, repair, and maintain injection molds used in plastic part production. * Read and interpret technical drawings, CAD models, and engineering specifications to fabricate precision tooling.

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All JobsInjection Molding Process Engineer JobsSenior Injection Molding Process Engineer JobsSenior Injection Molding Process Engineer Jobs in Marlton, NJ

Senior Injection Molding Process Engineer information

See Marlton, NJ salary details

$76.3K

$123.2K

$173.5K

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

As of Aug 8, 2026, the average yearly pay for senior injection molding process engineer in Marlton, NJ is $123,248.00, according to ZipRecruiter salary data. Most workers in this role earn between $105,800.00 and $136,900.00 per year, depending on experience, location, and employer.

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 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 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 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 cities near Marlton, NJ are hiring for Senior Injection Molding Process Engineer jobs? Cities near Marlton, NJ 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 Marlton, NJ as of June 2026, with employment types broken down into 56% Full Time, 3% Part Time, 5% Temporary, 31% Contract, and 5% Nights. Highlights an 92% Physical, 3% Hybrid, and 5% Remote job distribution, with an average salary of $123,248 per year, or $59.3 per hour.

Injection Molding Process Technician - Plastics Manufacturing

Seko Dosing Systems Corporation

Bristol, PA • On-site

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 22 days ago

Job description

Injection Molding Process Technician – Plastics Manufacturing

Full-Time | Hourly Position (Overtime Eligible) | On-Site

SEKO Dosing Systems Corp.
913 William Leigh Drive
Tullytown, PA 19007

Position Overview

SEKO Dosing Systems Corp. is seeking a skilled Injection Molding Process Technician to join our manufacturing team in producing high-precision plastic components used in industrial dosing pumps.

This role is responsible for the setup, operation, troubleshooting, and maintenance of injection molding machines and tooling. The technician ensures that molding processes are optimized and that finished components meet strict quality and dimensional standards.

The ideal candidate will have experience with high-tolerance plastic molding, mold tooling, and mechanical troubleshooting, with strong attention to detail and commitment to quality.

⚠ Important: This position works with plastic injection molding machines and tooling and requires experience performing machine setup, mold changes, and process troubleshooting. This is not a machine operator role.

Key Responsibilities

• Set up, start up, and maintain injection molding equipment according to work instructions
• Install and remove molds from injection molding presses
• Maintain optimal molding processes to ensure consistent product quality
• Perform material handling, storage, and preparation for molding operations
• Evaluate molded parts according to molding and finishing guidelines
• Release production parts through required check-off documentation
• Safely attach hoists and lift molds into and out of presses
• Maintain setup records and production documentation
• Provide training and guidance to machine operators when required
• Report any safety issues or incidents to the Production Manager immediately

Tooling & Mold Maintenance

• Perform mold assembly and preventative maintenance to ensure tooling is production-ready
• Conduct visual inspections to identify potential mold or tooling issues
• Execute mold set-ups efficiently and accurately
• Prepare mold set-up sheets and documentation
• Perform PSA (Pre Start-up Approval) on all mold setups
• Assist with daily machine troubleshooting and process adjustments
• Perform routine mold cleaning and preventative maintenance at scheduled intervals
• Communicate with external mold repair vendors when tooling service is required

Additional Responsibilities

• Maintain organization and cleanliness of the mold shop and work area
• Follow all safety procedures and company policies
• Perform other duties as assigned

Required Qualifications

• 2–3 years of plastic injection molding experience required
• Mold / Tool Shop experience preferred
• Strong mechanical and troubleshooting skills
• Manufacturing environment experience
• Ability to read and follow technical work instructions
• Strong attention to detail and commitment to quality

Physical Requirements

• Ability to lift up to 50 pounds
• Ability to use hoists or overhead cranes to maneuver tooling up to 15,000 lbs
• Ability to stand for the duration of the shift

Technical Skills

• Ability to detect mold defects and coordinate tooling repairs
• Experience using measuring equipment such as:

  • Calipers

  • Scales

  • Core rod adjusters

  • Other inspection tools

• Ability to maintain accurate documentation and records
• Strong written and verbal communication skills

Compensation

This is a full-time hourly position with overtime eligibility.
Compensation is based on experience and technical qualifications

What We Offer

SEKO offers a competitive benefits package designed to support our employees and their families.

Benefits Include:

• Top-tier health insurance at minimal cost
• Medical Insurance
• Dental Insurance
• Vision Insurance
• Health Savings Account (HSA) with company contribution
• Company-provided Life Insurance
• Short-Term and Long-Term Disability coverage
• 401(k) Safe Harbor with company contribution
• 2 weeks vacation (3rd week after 5 years)
• 1 week sick leave
• 10 paid holidays
• Employee Assistance Program (EAP)
• Additional benefits through our PEO

About SEKO

Since 1976, SEKO Dosing Systems Corp. has delivered precision chemical dosing technology to industries including water treatment, cleaning and hygiene, and industrial processing. Our innovative pump systems and dosing solutions support customers around the world.

Learn more about us at:
https://www.seko.com/us/

Apply Today

If you are an experienced Injection Molding Technician looking to grow your career with a global manufacturing company, we encourage you to apply.


Monday–Friday, 8:00 AM – 5:00 PM
40-hour workweek