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Manufacturing Engineer Plastic Injection Molding Jobs

Adecco

Senior Manufacturing Engineer

Monroe, NC

$84K - $115K/yr

Optimize plastic injection molding processes to improve cycle times, scrap reduction, yield, and product quality * Plan and assign activities across the Manufacturing Engineering team * Perform ...

Newton T&M

Plastic Injection Molding Technician

Newton, NJ · On-site

$22.75 - $30.75/hr

Company Description Small, rapidly growing injection molder is looking for a hands-on Molding Supervisor with strong leadership and experience in Plastic Injection Molding. In this role, you will ...

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All JobsManufacturing Engineer Plastic Injection Molding Jobs

Manufacturing Engineer Plastic Injection Molding information

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$47.5K

$85.6K

$120K

How much do manufacturing engineer plastic injection molding jobs pay per year?

As of Jul 17, 2026, the average yearly pay for manufacturing engineer plastic injection molding in the United States is $85,613.00, according to ZipRecruiter salary data. Most workers in this role earn between $73,000.00 and $94,000.00 per year, depending on experience, location, and employer.

What is the difference between Manufacturing Engineer Plastic Injection Molding vs Manufacturing Engineer CNC Machining?

AspectManufacturing Engineer Plastic Injection MoldingManufacturing Engineer CNC Machining
Primary FocusDesign, optimize, and oversee plastic injection molding processesDesign, optimize, and oversee CNC machining processes for metal and plastic parts
Work EnvironmentInjection molding facilities, plastics manufacturing plantsCNC machine shops, metal and plastic manufacturing facilities
Required SkillsKnowledge of plastics, mold design, process optimizationKnowledge of CNC programming, machining tools, materials
CertificationsASQ certifications, manufacturing engineering degreesCAM/CNC programming certifications, engineering degrees

While both roles involve manufacturing process optimization, the Manufacturing Engineer Plastic Injection Molding specializes in plastic molding techniques, mold design, and plastics materials, whereas the Manufacturing Engineer CNC Machining focuses on metal and plastic part production using CNC machines. Both roles require engineering knowledge and certifications but differ in their specific processes and materials.

What are the key skills and qualifications needed to thrive as a Manufacturing Engineer in Plastic Injection Molding, and why are they important?

To thrive as a Manufacturing Engineer in Plastic Injection Molding, you need a strong background in mechanical or manufacturing engineering, experience with plastic materials, and knowledge of molding processes. Familiarity with CAD software, injection molding simulation tools, and quality management systems such as ISO 9001 is essential, along with certifications like Six Sigma being advantageous. Strong problem-solving skills, attention to detail, and effective communication are vital soft skills for collaborating with cross-functional teams and optimizing production. These competencies are crucial for ensuring efficient, high-quality manufacturing processes and continuous improvement in a competitive industry.

What does a Manufacturing Engineer in Plastic Injection Molding do?

A Manufacturing Engineer specializing in Plastic Injection Molding is responsible for designing, optimizing, and overseeing the production processes that create plastic parts using injection molding machines. They work to improve efficiency, quality, and safety while minimizing costs and downtime. Their duties often include selecting appropriate materials, troubleshooting equipment, developing process documentation, and ensuring that products meet strict specifications and quality standards.

What are some common challenges faced by Manufacturing Engineers in plastic injection molding, and how can they be addressed?

Manufacturing Engineers in plastic injection molding often encounter challenges such as optimizing cycle times, ensuring consistent part quality, and minimizing material waste. Addressing these issues typically involves close collaboration with design, quality assurance, and maintenance teams to fine-tune process parameters, implement robust tooling solutions, and adopt lean manufacturing practices. Staying proactive with preventive maintenance and continuous process monitoring also helps in quickly identifying and resolving production bottlenecks, ultimately enhancing productivity and product quality.
More about Manufacturing Engineer Plastic Injection Molding jobs
What job categories do people searching Manufacturing Engineer Plastic Injection Molding jobs look for? The top searched job categories for Manufacturing Engineer Plastic Injection Molding jobs are:
Manufacturing Engineer Plastic Injection Molding jobs near you
Infographic showing various Manufacturing Engineer Plastic Injection Molding job openings in the United States as of July 2026, with employment types broken down into 92% Full Time, and 8% Part Time. Highlights an 100% In-person job distribution, with an average salary of $85,613 per year, or $41.2 per hour.

Lead Plastic Injection Molding Operator- Brenham TX location

CI The Manufacturing Career HUB

Brenham, TX

$25/hr

Full-time

Medical, Dental, Vision, Life, Retirement

Re-posted 20 days ago

Job description

Lead Plastic Injection Molding

Location: Brenham, TX
Hours: 7:00 am to 3:30pm, Monday through Friday. One shift facility

Pay: Starting at $25.00 per hour (based on experience)

Job Overview

Mechanical Rubber Texas is looking for an experienced Lead Plastic Injection Molding

Operator who can run machines, solve problems on the floor, and help lead a small team. This is a working lead position — you’ll be hands-on with setups, mold changes, and troubleshooting while keeping production moving and quality on point.

What We Offer:

Benefits

  • After 90 days:
    • Company-paid dental insurance
    • Company-paid vision insurance
    • Health Reimbursement Arrangement (HRA)
  • After 1 year:
    • Life insurance
    • 401(k) with employer match

  • Set up and run plastic injection molding machines
  • Perform mold changes, startups, and process adjustments
  • Troubleshoot machine, mold, material, and part issues
  • Lead and support operators during daily production
  • Make sure parts meet quality requirements
  • Watch cycle times, scrap, and overall production flow
  • Train operators on proper setup, operation, and safety
  • Work with maintenance and supervisors to fix issues fast
  • Keep work areas clean, safe, and organized
  • Complete basic production and quality paperwork

  • What We’re Looking For

    • 5+ years of hands-on plastic injection molding experience
    • Previous lead experience or someone ready to step into a lead role
    • Strong troubleshooting skills and mechanical ability
    • Comfortable working on the floor and leading by example
    • Able to lift up to 50 lbs and stand for long periods
    • Good communication and a team-first attitude

    Nice to Have

    • Rubber or elastomer molding experience
    • Preventive maintenance experience

https://www.mechanicalrubber.com/


We are a business-to-business custom rubber manufacturer serving a wide range of industries. Our team is collaborative, hands-on, and committed to providing high-quality products and customer service.

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