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Process Engineering Jobs in Illinois (NOW HIRING)

This position requires proven excellence in manufacturing engineering and process development. This role is located in Wheeling, IL and will be fully on-site. Base Salary Range: $75,598 - $94,867 May ...

Process Engineer

Wheeling, IL ยท On-site

$75K - $94K/yr

This position requires proven excellence in manufacturing engineering and process development. This role is located in Wheeling, IL and will be fully on-site. Base Salary Range: $75,598 - $94,867 May ...

This is a "hands on" engineering position responsible for leading the development, installation ... Develop a robust and repeatable process window based on scientific process engineering principles.

Process Engineer III

Chicago, IL ยท On-site

$106K - $140K/yr

Perform project engineering on process systems as assigned by the Manager-Process Engineering. This may include cleaning-phosphating-powder paint systems, electroplating, liquid painting, vacuum ...

$98K - $128K/yr

Perform sustainment activities related to Process Engineering. This primarily includes leading and/or actively participating in COQ(Quality) problem solving projects within epoxy molding processes.

Quanex is looking for a Process Engineer to join our team in Winnebago, IL A Process Engineer plays ... Bachelor's degree in engineering or related field; applicable work experience will be considered.

Process Engineer

Buffalo Grove, IL ยท On-site

$96K - $132K/yr

Capability to independently or together with other engineering stakeholders identify root causes of failures in the manufacturing process. * Advanced troubleshooting of complex mechanical issues with ...

Capability to independently or together with other engineering stakeholders identify root causes of failures in the manufacturing process. * Advanced troubleshooting of complex mechanical issues with ...

Quanex is looking for a Process Engineer to join our team in Winnebago, IL A Process Engineer plays ... Bachelor's degree in engineering or related field; applicable work experience will be considered.

About LJC LJC Design & Engineering is a full-service architecture, engineering, and design firm ... The Process Engineer works closely with clients, process architects, utilities engineers ...

About LJC LJC Design & Engineering is a full-service architecture, engineering, and design firm ... The Process Engineer works closely with clients, process architects, utilities engineers ...

About LJC LJC Design & Engineering is a full-service architecture, engineering, and design firm ... The Process Engineer works closely with clients, process architects, utilities engineers ...

About LJC LJC Design & Engineering is a full-service architecture, engineering, and design firm ... The Process Engineer works closely with clients, process architects, utilities engineers ...

About LJC LJC Design & Engineering is a full-service architecture, engineering, and design firm ... The Process Engineer works closely with clients, process architects, utilities engineers ...

Process Engineer

Chicago, IL ยท On-site

$135K - $185K/yr

About LJC LJC Design & Engineering is a full-service architecture, engineering, and design firm ... The Process Engineer works closely with clients, process architects, utilities engineers ...

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Showing results 1-20

Process Engineering information

See Illinois salary details

$48K

$89.2K

$138.1K

How much do process engineering jobs pay per year?

As of Jun 10, 2026, the average yearly pay for process engineering in Illinois is $89,167.00, according to ZipRecruiter salary data. Most workers in this role earn between $72,200.00 and $99,800.00 per year, depending on experience, location, and employer.

What is process engineering?

Process engineering is a field of engineering focused on designing, implementing, controlling, and optimizing industrial processes, particularly in manufacturing and chemical production. Process engineers work to develop efficient systems for transforming raw materials into finished products, ensuring safety, quality, and cost-effectiveness. They apply principles from chemistry, physics, and mathematics to solve production problems and improve processes. Process engineering is essential in industries such as oil and gas, pharmaceuticals, food and beverage, and energy.

What is the difference between Process Engineering vs Chemical Engineering?

AspectProcess EngineeringChemical Engineering
Required CredentialsBachelor's in Chemical, Mechanical, or Industrial Engineering; often certifications like Six SigmaBachelor's or higher in Chemical Engineering; professional engineer (PE) license may be preferred
Work EnvironmentManufacturing plants, process facilities, industrial settingsResearch labs, chemical plants, design offices
Industry UsageFocuses on optimizing manufacturing processes and production efficiencyDesigns chemical processes, develops new chemicals, and research

Process Engineering primarily concentrates on improving and maintaining manufacturing processes within industrial settings, while Chemical Engineering involves designing chemical processes and developing new chemical products. Both roles require similar educational backgrounds and often overlap in industry applications, but their core focus areas differ.

What do process engineers do?

Process engineers design, develop, and optimize manufacturing processes to improve efficiency, safety, and quality. They analyze production systems, troubleshoot issues, and implement improvements using tools like process flow diagrams and statistical analysis. Their work often involves collaboration with other engineering teams and adherence to safety and environmental regulations.

What are some common challenges faced by process engineers when implementing process improvements in a manufacturing environment?

Process engineers often encounter challenges such as resistance to change from operators and staff, integrating new technologies with legacy systems, and ensuring that improvements do not disrupt ongoing production. Balancing cost-effectiveness with quality and safety standards can also be demanding. Successful process engineers collaborate closely with cross-functional teams, provide clear communication, and use data-driven approaches to overcome these obstacles and drive continuous improvement.

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

To thrive as a Process Engineer, you need a solid background in engineering principles, process optimization, and problem-solving, typically supported by a degree in chemical, mechanical, or industrial engineering. Familiarity with process simulation software (like Aspen Plus or AutoCAD), Six Sigma certification, and experience with quality management systems are often required. Strong analytical thinking, effective communication, and teamwork are essential soft skills to excel in cross-functional projects and drive continuous improvement. These skills ensure efficient production processes, cost reduction, and consistent product quality within manufacturing or industrial environments.
What are the most commonly searched types of Process Engineering jobs in Illinois? The most popular types of Process Engineering jobs in Illinois are:
What job categories do people searching Process Engineering jobs in Illinois look for? The top searched job categories for Process Engineering jobs in Illinois are:
What cities in Illinois are hiring for Process Engineering jobs? Cities in Illinois with the most Process Engineering job openings:
Infographic showing various Process Engineering job openings in Illinois as of June 2026, with employment types broken down into 1% Locum Tenens, 1% As Needed, 66% Full Time, 28% Part Time, 1% Temporary, and 3% Contract. Highlights an 94% Physical, 2% Hybrid, and 4% Remote job distribution, with an average salary of $89,167 per year, or $42.9 per hour.

Process Engineering Technician - PLC & Controls

Johnsonelectric

Vandalia, IL โ€ข On-site

Full-time

Posted 19 days ago


Job description

Join Our Team as a Process Engineering Technician at Johnson Electric!

Location: Vandalia, OH (onsite)
Travel: 5-10% (domestic and international)

As our next Process Engineering Technician, you'll play a key role in introducing new products to the production line efficiently and effectively. Your expertise will ensure smooth transitions from prototype to full-scale production while maintaining quality and reducing waste.

Why You'll Love Working Here:
  • Strong Leadership: Work under experienced and visionary leaders who guide the company towards success.

  • Innovation Hubs: Access to state-of-the-art facilities and innovation hubs that foster creativity and development.

  • Employee Empowerment: A culture that empowers employees to take initiative and make impactful decisions.

  • Diverse Projects: Work on a variety of projects across different industries, gaining broad experience.

  • Mentorship Opportunities: Access to mentorship programs that help you grow both personally and professionally.

Join Our Team as a Process Engineering Technician at Johnson Electric!

Location: Vandalia, OH (onsite)
Travel: 5-10% (domestic and international)

As our next Process Engineering Technician, you'll play a key role in introducing new products to the production line efficiently and effectively. Your expertise will ensure smooth transitions from prototype to full-scale production while maintaining quality and reducing waste.

Why You'll Love Working Here:
  • Strong Leadership: Work under experienced and visionary leaders who guide the company towards success.

  • Innovation Hubs: Access to state-of-the-art facilities and innovation hubs that foster creativity and development.

  • Employee Empowerment: A culture that empowers employees to take initiative and make impactful decisions.

  • Diverse Projects: Work on a variety of projects across different industries, gaining broad experience.

  • Mentorship Opportunities: Access to mentorship programs that help you grow both personally and professionally.

What You'll Be Doing:
  • Run IQ (Installation Qualifications), OQ (Operational Qualifications), PQ (Performance Qualifications), and FQ (Fixture Qualifications) protocols to qualify products.

  • Conduct test method validations to ensure new testers meet performance requirements.

  • Integrate, troubleshoot, and optimize PLCbased automation systems and electrical controls on production equipment.

  • Configure and support industrial vision systems used for inspection, error proofing, and quality verification.

  • Analyze equipment signals, machine data, and sensor outputs; support AIassisted predictive maintenance and equipment optimization.

  • Facilitate prototype builds and document production readiness issues.

  • Execute and document pilot builds to ensure manufacturing validation.

  • Create work instructions and support smooth transitions to production.

  • Verify and optimize cycle times to ensure compliance with engineering estimates.

  • Train operators on new processes, controls, and automation systems.

  • Collaborate with crossfunctional teams to resolve issues and enhance manufacturing processes.

  • Support continuous improvement initiatives aimed at reducing waste, improving automation reliability, and simplifying processes.

What We're Looking For:
  • Minimum 3 years' experience in JMT assembly or similar manufacturing environments.

  • Handson experience with PLC programming, troubleshooting, and logic modification (AllenBradley, Siemens, or equivalent preferred).

  • Experience with industrial vision systems for inspection and verification.

  • Knowledge of data and signal processing, including interpreting machine outputs for diagnostics and process improvement.

  • Familiarity with automation systems, robotics interfaces, sensors, and machine control integration.

  • Understanding of mechanical controls, pneumatics, actuators, and electromechanical systems.

  • Ability to use measurement equipment during qualification runs.

  • Strong attention to detail; ensures new processes are robust and welldocumented.

  • Proactive attitude toward identifying potential waste, safety risks, or quality concerns.

  • Willingness to adopt and support AI-enabled tools for analysis and improvement.

How to Apply:

Apply online at www.johnsonelectric.com - We can't wait to meet you!

Come join our global, inclusive & diverse team


Our purpose is to improve the quality of life of everyone we touch through our innovative motion systems. We are a truly global team bound together by our shared values. Our culture is built on the diversity, knowledge, skills, creativity, and talents that each employee brings to the company. Our people are our company's most valuable asset. We are committed to providing an inclusive, diverse and equitable workplace where employees of different backgrounds feel valued and respected, regardless of their age, gender, race, ethnicity or religious background. We are committed to inspiring our employees to grow, act with ownership and find fulfilment and meaning in the work they do.