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Senior Injection Molding Process Engineer Jobs in Piscataway, NJ

Manufacturing Company, Inc.

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INJECTION MOLDING TECHNICIAN

Maplewood, NJ · On-site

$70K - $104K/yr

INJECTION MOLDING TECHNICIAN We are seeking an experienced Injection Molding Technician with a ... blueprints, engineering drawings, schematics, and specifications ☐ Strong mechanical ...

Manufacturing Company, Inc.

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INJECTION MOLDING TECHNICIAN

Rahway, NJ · On-site

$70K - $104K/yr

INJECTION MOLDING TECHNICIAN We are seeking an experienced Injection Molding Technician with a ... blueprints, engineering drawings, schematics, and specifications ☐ Strong mechanical ...

Manufacturing Company, Inc.

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INJECTION MOLDING TECHNICIAN

Newark, NJ · On-site

$70K - $104K/yr

INJECTION MOLDING TECHNICIAN We are seeking an experienced Injection Molding Technician with a ... blueprints, engineering drawings, schematics, and specifications ☐ Strong mechanical ...

LeoForce

Manufacturing Engineer

Fairfield, NJ · On-site

$100 - $135/hr

Manufacturing Engineer Fairfield,NJ, US 6881358 a day ago Job Details Experience: Mid Level Salary ... process models for manufacturing projects, particularly those involving insert injection molding of ...

New

Rizonet

Engineering Manager

Jersey City, NJ · On-site

$140K/yr

Engineering Manager On-site: Paterson, NJ Position Summary The Engineering Manager leads the ... metal injection molding (MIM), CNC machining, tooling, automation, and manufacturing process ...

Creative Workforce Solutions

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Lead CNC Programmer & Machinist

Kenilworth, NJ · On-site

$45 - $55/hr

... in Reaction Injection Molding (RIM), was founded in 1972 to provide parts to the medical ... process. Exothermic is also expanding capacity within the facility to increase efficiency and ...

3B Staffing LLC

Sr. Mechanical Engineers

Iselin, NJ · On-site

$106K - $140K/yr

We are seeking a highly experienced and innovative Senior Mechanical Engineer to contribute to the ... Injection molding Plastic extrusion Metal casting, stamping, and machining Additive manufacturing ...

3B Staffing LLC

Sr. Mechanical Engineers

Iselin, NJ · On-site

$106K - $140K/yr

We are seeking a highly experienced and innovative Senior Mechanical Engineer to contribute to the ... Injection molding Plastic extrusion Metal casting, stamping, and machining Additive manufacturing ...

AMRESCO

Plastics Design Engineer

Bridgewater, NJ · On-site

Avantor is looking for a Plastics Design Engineer to be responsible for hands-on execution of ... Knowledge of injection molding, extrusion, and various polymer processing techniques desired.

Element Solutions Inc

Senior Process Engineer

Piscataway, NJ · On-site

$104K - $134K/yr

The Senior Process Chemical Engineer is responsible for leading the design, development, scale-up, construction support, commissioning, and optimization of chemical manufacturing processes and ...

Element Solutions

Senior Process Engineer

Piscataway, NJ · On-site

$104K - $134K/yr

The Senior Process Chemical Engineer is responsible for leading the design, development, scale-up, construction support, commissioning, and optimization of chemical manufacturing processes and ...

Element Solutions Inc

Senior Process Engineer

Piscataway, NJ · On-site

$106K - $137K/yr

The Senior Process Chemical Engineer is responsible for leading the design, development, scale-up, construction support, commissioning, and optimization of chemical manufacturing processes and ...

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

Senior Injection Molding Process Engineer information

See Piscataway, NJ salary details

$76.4K

$123.4K

$173.7K

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

As of Sep 4, 2026, the average yearly pay for senior injection molding process engineer in Piscataway, NJ is $123,404.00, according to ZipRecruiter salary data. Most workers in this role earn between $106,000.00 and $137,000.00 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 are popular job titles related to Senior Injection Molding Process Engineer jobs in Piscataway, NJ?

For Senior Injection Molding Process Engineer jobs in Piscataway, NJ, the most frequently searched job titles are:

What cities near Piscataway, NJ are hiring for Senior Injection Molding Process Engineer jobs?

Cities near Piscataway, 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 Piscataway, NJ as of August 2026, with employment types broken down into 100% Full Time. Highlights an 100% In-person job distribution, with an average salary of $123,404 per year, or $59.3 per hour.

INJECTION MOLDING TECHNICIAN

Manufacturing Company, Inc.

Maplewood, NJ • On-site

$70K - $104K/yr

Full-time

Medical, Dental, Life, Retirement

Posted 9 days ago

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Job description

INJECTION MOLDING TECHNICIAN

We are seeking an experienced Injection Molding Technician with a strong background in plastic injection molds, machining, mold repair, and modification. This is an excellent opportunity with an established company offering excellent benefits, long-term stability, and an opportunity for a career through retirement.

Key Responsibilities & Qualifications

☐      Hands-on experience with plastic injection molding machines

☐      Experience repairing, adjusting, modifying, and designing injection molds

☐      Strong background in injection mold making and maintenance

☐      Ability to troubleshoot and repair plastic injection molds

☐      General machine shop experience, including milling and related machining equipment

☐      CNC machining experience strongly preferred

☐      Manual machining experience desired

☐      Ability to read and understand blueprints, engineering drawings, schematics, and specifications

☐      Strong mechanical troubleshooting and problem-solving skills

☐      Ability to work independently and maintain high-quality standards

☐      Tool & Diemaker welcomed

Ideal Candidate

The ideal candidate will have a strong general machining background, including milling and CNC machining, combined with hands-on experience working with plastic injection molds.

We are particularly interested in candidates who have experience designing, repairing, modifying, maintaining, and troubleshooting injection molds and who can bring a strong machine-shop skill set to the position.

Long-Term Opportunity

This is an established company with excellent benefits and a strong commitment to its employees. We are looking for someone who wants more than just another job—someone interested in long-term employment and the opportunity to build a career with a company through retirement.

If you have the injection molding, mold-making, repair, and machining expertise we are looking for, please submit your resume through this platform. We will review your qualifications and contact you regarding the opportunity.

Company Description

· Stable company with long-term career opportunities
· Competitive compensation
· Overtime opportunities (when available)
· Excellent work environment
· Benefits package (where applicable)