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Plastic Injection Molding Engineer Jobs in Wisconsin

MILWAUKEE TOOL

Principal Mfg Engineer Position Summary The Principal Manufacturing Engineer - Plastics is the technical authority for plastic injection molding process development, optimization, and sustainment

Halpin Staffing Services

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Injection Molding Technician

Racine, WI · On-site

$20 - $25/hr

Working with the Process Technician, sets up and operates an injection molding machine for the purpose of shaping plastics while maintaining departmental Safety, Quality and Delivery objectives.

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Senior Project Engineer

Milwaukee, WI

$102K - $133K/yr

The Senior Project Engineer will A) act as an injection molding technical expert helping the ... Able to coordinate and interpret plastic flow analyses. * Excellent communication and interpersonal ...

MILWAUKEE TOOL

This position will interact with operations, engineering and process technicians to construct, alter, fit and repair tooling from both the plastic injection molding processes. You'll be DISRUPTIVE ...

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All JobsPlastic Injection Molding Engineer JobsPlastic Injection Molding Engineer Jobs in Wisconsin

Plastic Injection Molding Engineer information

See Wisconsin salary details

$31.3K

$90.3K

$119.1K

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

As of Jun 16, 2026, the average yearly pay for plastic injection molding engineer in Wisconsin is $90,266.00, according to ZipRecruiter salary data. Most workers in this role earn between $81,300.00 and $105,500.00 per year, depending on experience, location, and employer.

What are some common challenges faced by Plastic Injection Molding Engineers and how can they be addressed?

Plastic Injection Molding Engineers often encounter challenges such as optimizing mold design for manufacturability, resolving defects like warping or incomplete filling, and maintaining consistent product quality. Effective troubleshooting skills, close collaboration with design and production teams, and staying updated with the latest material and technology advancements are key to overcoming these issues. Regular communication with toolmakers and operators also helps in quickly identifying and resolving process inefficiencies, ensuring smooth production runs.

What does a Plastic Injection Molding Engineer do?

A Plastic Injection Molding Engineer is responsible for designing, optimizing, and overseeing the manufacturing process of plastic parts using injection molding machines. They work with product designers to ensure manufacturability, select appropriate materials, develop and troubleshoot molds, and continually improve production efficiency and product quality. Their role also involves monitoring the molding process, solving technical problems, and ensuring compliance with safety and quality standards.

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

AspectPlastic Injection Molding EngineerPlastic Manufacturing Technician
CredentialsBachelor's degree in engineering or related field, certifications like CPI or injection molding trainingHigh school diploma or technical training, on-the-job experience
Work EnvironmentDesign, development, process optimization in manufacturing settingsOperate machinery, perform quality checks on the production floor
ResponsibilitiesDesigning molds, process improvement, troubleshooting complex issuesSetting up machines, monitoring production, basic troubleshooting

The Plastic Injection Molding Engineer focuses on designing and optimizing molding processes, requiring specialized engineering knowledge. In contrast, the Plastic Manufacturing Technician handles daily machine operation and quality checks. Both roles are essential in the plastic manufacturing industry but differ in scope and technical requirements.

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

To thrive as a Plastic Injection Molding Engineer, you need a solid background in materials science, mechanical engineering, and process optimization, typically supported by a relevant engineering degree. Familiarity with CAD software, injection molding simulation tools, and quality management systems like ISO 9001 is essential. Strong problem-solving, attention to detail, and effective communication skills help engineers collaborate with cross-functional teams and troubleshoot complex production issues. These capabilities are crucial to ensuring efficient, high-quality manufacturing and continuous process improvement in plastic injection molding operations.
What are popular job titles related to Plastic Injection Molding Engineer jobs in Wisconsin? For Plastic Injection Molding Engineer jobs in Wisconsin, the most frequently searched job titles are:
What job categories do people searching Plastic Injection Molding Engineer jobs in Wisconsin look for? The top searched job categories for Plastic Injection Molding Engineer jobs in Wisconsin are:
Plastic Injection Molding Engineer jobs near you
Infographic showing various Plastic Injection Molding Engineer job openings in Wisconsin as of June 2026, with employment types broken down into 95% Full Time, and 5% Nights. Highlights an 100% In-person job distribution, with an average salary of $90,266 per year, or $43.4 per hour.
Plastic Injection Molding Operator - Entry Level

Plastic Injection Molding Operator - Entry Level

Express Employment

Baldwin, WI

$17 - $19/hr

Full-time

Medical, Dental, Vision, Life, Retirement

Posted 10 days ago

Be an early applicant

Job description

Earn up to $19.00/hour as a Plastic Injection Molding Operator with day, night, and weekend shifts - no experience needed! Join a family-friendly culture at a company who values their employees and even hosts grill-outs to show appreciation.

Schedule:

Day Shifts:

  • Monday-Thursday: 6:00am-4:30pm
  • Monday-Thursday: 8:00am-6:30pm

Night Shifts:

  • Monday-Thursday: 6:00pm-4:30am
  • Monday-Thursday: 8:00pm-6:30am

Weekend Shift:

  • Friday-Sunday: 6:00am-6:30pm

Pay: $17.00-$19.00/hour, depending on shift

Location: Baldwin, WI

General Summary: Express Employment is recruiting for a Baldwin, WI company in search of a Molding Operator. This company is a plastic injection molding company with contract assembly capabilities dedicated to providing our customers with high-value manufacturing services. They specialize in high-volume injection molding with their full complement of equipment, ranging in size from 30 tons to 400 tons capacity. From prototypes to production, their number one goal is to exceed your injection molding & assembly requirements.

The Molding Operator is responsible for operating a manual injection molding machine. This position does not require experience, and you are able to sit or stand during your shift. They offer a family-friendly culture and do grill-outs to thank employees.

Job Duties:

  • Operate injection molding machines.
  • Setup cell per work instructions and maintain cycle times to ensure delivery dates.
  • Remove molded plastic part from machine.
  • Quality: visually check products for defects.
  • Follow procedures and communicate concerns to supervisor.
  • Cleanliness: keep work area clean and stocked for job.

Requirements:

  • High School Diploma or equivalent
  • Good Communication Skills
  • Ability to lift up to 40 lbs. occasionally and stand for long periods of time
  • Drug Screen
  • Able to follow written and verbal instructions

Benefits:

  • Medical, dental, and vision insurance
  • Term life
  • Short-term disability
  • 401(k)
  • Employee assistance program
  • Pad holidays, for qualifying employees
  • Referral program

To Apply: Call or Text “Molding Operator” to the River Falls Express Employment office at 715-426-6134

#RF1510LI

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About Express Employment Professionals

Sourced by ZipRecruiter

Express Employment Professionals, based in Oklahoma City, OK, USA, operates in the staffing industry and is renowned for providing robust and reliable staffing solutions. Their official website - expresspros.com - details their variety of services, which include temporary and full-time staffing, human resources services, and professional search. The company was established in 1983 with the aim of helping as many people as possible to find good jobs, and since then, it has grown exponentially, expanding its reach to various domains within the job market.

Industry

Recruiting and staffing services

Company size

11 - 50 Employees

Headquarters location

Oklahoma City, OK, US

Social media

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