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Injection Molding Engineer Jobs in Wisconsin (NOW HIRING)

medplast

Molding Process Engineer

Elkhorn, WI · On-site

As a Process Engineer you will have a direct impact on making life saving devices each day and ... plastic injection molding, assembly and other processing systems for an injection molding ...

Viant

Molding Process Engineer

Elkhorn, WI · On-site

As a Process Engineer you will have a direct impact on making life saving devices each day and ... plastic injection molding, assembly and other processing systems for an injection molding ...

Pentair

Molding Set Up Technician 1st Shift

Delavan, WI · On-site

$28 - $30/hr

You will set up, process and assist in operating injection molding equipment, help inspect ... Communicates effectively with engineering, supervision, and manufacturing personnel in order to ...

Pentair

Molding Set Up Technician 1st Shift

Delavan, WI · On-site

$28 - $30/hr

You will set up, process and assist in operating injection molding equipment, help inspect ... Communicates effectively with engineering, supervision, and manufacturing personnel in order to ...

Pentair

Molding Set Up Technician 1st Shift

Delavan, WI · On-site

$28 - $30/hr

You will set up, process and assist in operating injection molding equipment, help inspect ... Communicates effectively with engineering, supervision, and manufacturing personnel in order to ...

Pentair

Molding Set Up Technician 1st Shift

Delavan, WI · On-site

$28 - $30/hr

You will set up, process and assist in operating injection molding equipment, help inspect ... Communicates effectively with engineering, supervision, and manufacturing personnel in order to ...

McDonald Plastic Molding

Process Engineer

Cuba City, WI · On-site

McDonald Plastic Molding is a custom injection molding company known for producing high quality ... Maintains documentation for existing projects * Assist the Engineering team in quoting new business ...

New

McDonald Plastic Molding

Process Engineer

Cuba City, WI · On-site

McDonald Plastic Molding is a custom injection molding company known for producing high quality ... Maintains documentation for existing projects * Assist the Engineering team in quoting new business ...

New

McDonald Plastic Molding

Process Engineer

Cuba City, WI · On-site

McDonald Plastic Molding is a custom injection molding company known for producing high quality ... Maintains documentation for existing projects * Assist the Engineering team in quoting new business ...

MAI Animal Health-Genesis

Mold Technician

Elmwood, WI · On-site

$20 - $25.75/hr

The Molding Technician operates and performs routine maintenance to injection mold equipment. In ... Ensure that during engineering changes and the changing of injection machines that all process ...

htna

Senior Project Engineer

Milwaukee, WI · Hybrid

$102K - $133K/yr

The Senior Project Engineer will A) act as an injection molding technical expert helping the product development teams get higher-risk projects done, and B) troubleshoot current projects. For higher ...

htna

Process Engineer 2

Milwaukee, WI · On-site

Process Engineer II will support production as need to resolve urgent molding process related ... This role requires application of scientific injection molding principles to develop robust and ...

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All JobsInjection Molding Engineer JobsInjection Molding Engineer Jobs in Wisconsin

Injection Molding Engineer information

See Wisconsin salary details

$31.3K

$90.3K

$119.1K

How much do injection molding engineer jobs pay per year?

As of Sep 12, 2026, the average yearly pay for 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 does an injection molding engineer do?

An Injection Molding Engineer is responsible for designing, optimizing, and troubleshooting plastic injection molding processes in manufacturing. They work with tool design, material selection, machine settings, and quality control to ensure efficient and defect-free production. Their role involves improving cycle times, reducing waste, and maintaining product consistency. They also collaborate with design, production, and quality teams to meet performance and cost objectives.

What are typical challenges faced by injection molding engineers, and how is teamwork involved in overcoming them?

Injection Molding Engineers often face challenges such as troubleshooting part defects, optimizing cycle times, and addressing equipment malfunctions to maintain production quality and efficiency. Tackling these issues typically requires close collaboration with design engineers, quality assurance specialists, and production technicians, ensuring solutions are both practical and sustainable. Effective teamwork is crucial for quickly identifying root causes, implementing process improvements, and maintaining a seamless manufacturing workflow. By working together, technical teams can reduce downtime, increase yield, and drive ongoing innovation within the production process.

What are the key skills and qualifications needed to thrive as an injection molding engineer, and why are they important?

To thrive as an Injection Molding Engineer, you need a solid understanding of mold design, polymer processing, and manufacturing engineering principles, often supported by a degree in mechanical or plastics engineering. Familiarity with CAD software, mold flow analysis tools, and quality management systems like ISO 9001 is typically required, along with certifications such as Six Sigma or RJG Master Molder being highly valued. Strong problem-solving abilities, attention to detail, and effective communication skills make someone stand out in this position. These competencies are critical for minimizing defects, optimizing production efficiency, and ensuring smooth collaboration with cross-functional teams in a fast-paced manufacturing environment.

What are the most commonly searched types of Injection Molding Engineer jobs in Wisconsin?

The most popular types of Injection Molding Engineer jobs in Wisconsin are:

What are popular job titles related to Injection Molding Engineer jobs in Wisconsin?

For Injection Molding Engineer jobs in Wisconsin, the most frequently searched job titles are:

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The top searched job categories for Injection Molding Engineer jobs in Wisconsin are:

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For Injection Molding Engineer jobs in WI, the most frequently searched job titles are:

Injection Molding Engineer jobs near you
Infographic showing various Injection Molding Engineer job openings in Wisconsin as of September 2026, with employment types broken down into 1% Internship, 85% Full Time, 11% Part Time, and 3% Contract. Highlights an 88% Physical, 3% Hybrid, and 9% Remote job distribution, with an average salary of $90,266 per year, or $43.4 per hour.

Molding Process Engineer

Elkhorn, WI • On-site

medplast
See more jobs at medplastexternal

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 7 days ago

Job description

As a Process Engineer you will have a direct impact on making life saving devices each day and every day. This role provides Engineering support and optimization improvements on established equipment including vision systems, auxiliary equipment, automation, robots, end of arm tooling, packaging, plastic injection molding, assembly and other processing systems for an injection molding manufacturer.

What you’ll do:

  • Develop programs and/or methods to optimize productivity and reduce cycle time, manufacturing losses, and overall costs.
  • Assure that the process adheres to ISO standards
  • Continuously improve existing processes using design of experiments and other methods to increase efficiencies.
  • Support the product development process by assisting the program teams as necessary to ensure successful product launches.
  • Mold validation process set-up, troubleshooting and process monitoring.
  • Quotes, procures, modifies and validates both new and existing production mold tooling.
  • Resolves technical tooling and process problems associated with both new and old tooling.
  • Assists in selection of tooling vendors.
  • Directs vendor interface, coordinates in-process changes and approves tooling upon completion.
  • Works with our vendors to perform new or modified component validations as applicable; determines the requirements and directs any tooling upgrades to existing tooling.
  • Monitors all molding operations, tracking efficiency and potential issues.
  • Scientific approach to problem solving machine issues. Tracks statistical data and utilizes SPC to continuously monitor and improve the efficiency of the molding operations.
  • Participates in variation scrap and cost reduction opportunities.
  • Works as a cross-functional team member with involvement in processes, various designs, troubleshooting, project management and cost analysis.
  • Assists in the collection of information, selection and implementation of new molding projects.
  • Creates procedures, routings and BOM’s. Assists with corrective actions to resolve non-conformances as root causes are identified.
  • Optimize manufacturing practices.
  • Improve work force by training Process Technicians and Mold Technicians on efficient machines.
  • Other projects and tasks as assigned.

Requirements: 

  • Bachelor’s Degree in Engineering or related field preferred
  • 4+ years experience in a manufacturing environment (Silicone injection molding experience preferred)
  • Working knowledge of manufacturing technologies with emphasis on injection molding, SPC, DOE and GD & T.
  • Detailed knowledge of mold and part design
  • Proficiency with MS Office software suites (Word, Excel, Outlook, etc.)
  • Excellent communication and record-keeping skills

Benefits: 

  • New employees are eligible for the following benefits effective date of hire!
  • Medical, dental, and vision benefits
  • Company-paid life insurance and disability benefits
  • Generous Paid time off and 11 paid Holidays
  • 401k Plan with Company Match
  • Tuition Reimbursement
  • Voluntary Universal Life and Long-Term Care
  • Voluntary Legal Plan
  • Pet Insurance
  • Home Ownership Program

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