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Injection Molding Engineer Jobs in Illinois (NOW HIRING)

OTTO Engineering

Injection Mold Maker

Carpentersville, IL · On-site

$26 - $32/hr

Understanding of Molding tool room equipment. * Knowledge of piece part inspection to quality ... OTTO Engineering is an Equal Opportunity Employer: Disability/Veteran Federal Notices Federal EEOC ...

OTTO Engineering

Injection Mold Maker

Carpentersville, IL · On-site

$26 - $32/hr

Understanding of Molding tool room equipment. * Knowledge of piece part inspection to quality ... OTTO Engineering is an Equal Opportunity Employer: Disability/Veteran Federal Notices Federal EEOC ...

HEICO

Injection Mold Operator - First Shift

Chicago, IL · On-site

$17.60/hr

... engineers to solve their biggest connectivity challenges. Currently, we are seeking an Injection ... Previous molding experience preferred but can train an individual with prior machine experience.

Ingersoll-Rand plc

Sr. Molding Engineer

Lincolnshire, IL · On-site

$100 - $125/hr

Develop, validate and optimize molding processes for HCR injection, compression and transfer ... Partner with Tooling Engineer on gate/vent design for silicone and rubber molds, cold‑runner or ...

HEICO

Injection Mold Operator - First Shift

Chicago, IL · On-site

$17.60/hr

... engineers to solve their biggest connectivity challenges. Currently, we are seeking an Injection ... Previous molding experience preferred but can train an individual with prior machine experience.

Ingersoll-Rand

Sr. Molding Engineer

Lincolnshire, IL · On-site

$100 - $125/hr

Develop, validate and optimize molding processes for HCR injection, compression and transfer ... Partner with Tooling Engineer on gate/vent design for silicone and rubber molds, cold runner or ...

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All JobsInjection Molding Engineer JobsInjection Molding Engineer Jobs in Illinois

Injection Molding Engineer information

See Illinois salary details

$30K

$86.7K

$114.3K

How much do injection molding engineer jobs pay per year?

As of Sep 8, 2026, the average yearly pay for injection molding engineer in Illinois is $86,659.00, according to ZipRecruiter salary data. Most workers in this role earn between $78,000.00 and $101,300.00 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 Illinois?

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

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

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

What job categories do people searching Injection Molding Engineer jobs in Illinois look for?

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

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

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

Injection Molding Engineer jobs near you
Infographic showing various Injection Molding Engineer job openings in Illinois as of August 2026, with employment types broken down into 94% Full Time, and 6% Nights. Highlights an 100% In-person job distribution, with an average salary of $86,659 per year, or $41.7 per hour.

Injection Mold Maker

OTTO Engineering

Carpentersville, IL • On-site

$26 - $32/hr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

This job post has expired 4 days ago. Applications are no longer accepted.

Job description

Injection Mold Maker 

OTTO's opportunity:

Our Injection Mold Maker is responsible for fabrication of Injection Molding tooling.

Specifically, the Injection Mold Maker will:

  • Keep a clean and safe work area.
  • Understanding of tool steels and production materials.
  • Understanding of Molding tool room equipment.
  • Knowledge of piece part inspection to quality specifications.
  • Capable of working from blueprints and/or CAD models to construct, alter, or repair tooling.
  • Responsible for maintaining and fabrication of molds for the molding department.
  • Assist in preventative maintenance for molds in the molding department.
  • Assist in the design of piece parts for manufacturability.
  • Basic understanding of operation of injection molding.
  • Assist in ordering supplies in the molding tool room.
  • Assist with communication of customers.
  • Assist with on time delivery.
  • Assist with other related duties as required or assigned.

What you'll need to bring to the table:

  • Complete OTTO apprenticeship, or 5 years' experience with Mold making/repair.
  • Knowledgeable of injection molding tool design.
  • Proficient in the use of CAD.
  • Able to run CNC & EDM machines.
  • Knowledgeable in the use of Surface Grinders and Mills.
  • Blueprint reading skills.
  • Sound inspection skills.
  • Basic computer skills.
  • Ability to lift 50Lbs.
  • Must be available for overtime when needed.

What OTTO offers for this specific position:

The hiring range listed in this posting is what we, in good faith, anticipate relying on when confirming an hourly rate for this position; exceptions may be considered for highly experienced candidates with multiple years of at-level experience.

  • Target hourly hiring range: $26.00 to $32.00 per hour, based on qualifications and experience.
  • Profit Sharing Bonus - OTTO believes that it's fair to share the profits that the employees help to make; profit sharing is distributed to employees twice a year. OTTO's profit sharing plan is paid at the discretion of the company and is not a guaranteed bonus or any part of a compensation plan.
  • Vacation: five days after 30 days of employment and 80 hours at 1 year - vacation time is earned on the anniversary date.

OTTO's Benefits:

Health:

Medical Insurance-

  • HMO Plan
  • Standard PPO Plan
  • Enhanced PPO Plan
  • High Deducible PPO Plan
  • FSA, LFSA, and HSA

Dental Insurance-

  • Base Plan
  • Buy-Up Plan

Vision Insurance

401(k) with a company match

Life insurance:

  • Life/AD&D
  • Voluntary Life/AD&D
  • Short-Term Disability
  • Long-Term Disability

10 paid holidays

Company picnic

Holiday party

AND numerous OTTO celebrations throughout the year!

To review all of OTTO's available opportunities, please visit our career page by clicking on the link below:

https://otto-engineering-inc.breezy.hr/

OTTO Engineering is an Equal Opportunity Employer: Disability/Veteran

Federal Notices

Federal EEOC - Know Your Rights

NLRB Notice

E-Verify

Request for Assistance / Reasonable Accommodation:

If you are a qualified individual with a disability or a disabled veteran, please let us know if you require a reasonable accommodation to complete any part of the online application process. You may request a reasonable accommodation if you are unable or limited in your ability to access job openings or apply for a job on this site as a result of your disability.

If you need an alternative method for applying, please contact OTTO Engineering via telephone at 847-428-7171 or email at HRDepartment @ ottoexcellence.com

These contact tools may be used only by individuals with a disability for accommodation requests; please do not inquire as to the status of an application.

OTTO Engineering does not accept unsolicited resumes from third party recruiters, agencies, or similar organizations; any submissions will not be honored.