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Senior Process Engineer Jobs in Illinois (NOW HIRING)

Senior Process Engineer

Kankakee, IL ยท On-site

$140K - $170K/yr

The Senior Process Engineer will work closely with Process Engineering, Automation, Commissioning & Qualification (C&Q), Validation, Manufacturing, Quality, Construction, Procurement, and equipment ...

Senior Process Engineer

Itasca, IL ยท On-site

$101K - $131K/yr

Position Summary The Senior Process Engineer serves as the technical leader for extrusion, material conversion, and labeling processes across Hi-Cone's global manufacturing network. This role is ...

Amsted Automotive, Burgess-Norton division is seeking an experienced Senior Process Engineer to support manufacturing and process engineering initiatives across our global operations. This role is ...

Sr. Process Engineer

Normal, IL ยท On-site

$98K - $123K/yr

The Senior Process Engineer position at Rivian will support our Drive Unit production and report to the Process Engineering Manager. This role requires a high level of technical ownership ...

Amsted Automotive, Burgess-Norton division is seeking an experienced Senior Process Engineer to support manufacturing and process engineering initiatives across our global operations. This role is ...

Sr. Process Engineer

Normal, IL ยท On-site

$98K - $123K/yr

The Senior Process Engineer position at Rivian will support our Drive Unit production and report to the Process Engineering Manager. This role requires a high level of technical ownership ...

The Senior Process Engineer position at Rivian will support our Drive Unit production and report to the Process Engineering Manager. This role requires a high level of technical ownership ...

$100K - $130K/yr

Senior Process Engineer - Decatur, IL Position Summary: The Senior Process Engineer is responsible for implementing process and technology improvement opportunities within their process area ...

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Senior Process Engineer

Charleston, IL ยท On-site

$95K - $123K/yr

Purpose: The Senior Process Engineer/Technical Manager is responsible for ensuring capable and controlled manufacturing processes are in place and drives continuous improvement initiatives to ...

Sr Engineer Process

Downers Grove, IL ยท On-site

$148K - $211K/yr

Zachry Group is currently accepting applications for a Senior Process Engineer in our Downers Grove Engineering Design Center . Successful candidate will be responsible for leading a team supporting ...

Senior Process Engineer - Decatur, ILPosition Summary: The Senior Process Engineer is responsible for implementing process and technology improvement opportunities within their process area; applying ...

Zachry Group is currently accepting applications for a Senior Process Engineer with Power Experience for our Downers Grove Engineering Design Center. Successful candidate will be responsible for ...

Zachry Group is currently accepting applications for a Senior Process Engineer with Power Experience for our Downers Grove Engineering Design Center. Successful candidate will be responsible for ...

As a Senior Process Engineer, you will be responsible for designing, optimizing, and standardizing manufacturing processes across plants of varying scale. This role leads cross-functional initiatives ...

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Senior Process Engineer

Vernon Hills, IL ยท On-site

$103K - $133K/yr

As a Senior Process Engineer, you will play a key role in designing and implementing innovative process solutions for a wide range of projects, from small-scale to large-scale initiatives. You'll ...

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Senior Process Engineer information

See Illinois salary details

$72.7K

$117.4K

$165.2K

How much do senior process engineer jobs pay per year?

As of Jul 29, 2026, the average yearly pay for senior process engineer in Illinois is $117,364.00, according to ZipRecruiter salary data. Most workers in this role earn between $100,800.00 and $130,300.00 per year, depending on experience, location, and employer.

What is the difference between Senior Process Engineer vs Process Engineer?

AspectSenior Process EngineerProcess Engineer
QualificationsBachelor's or Master's in Engineering, often with 5+ years experienceBachelor's degree in Engineering or related field, typically 1-3 years experience
ResponsibilitiesLeading process improvements, mentoring, project managementSupporting process development, data analysis, assisting senior staff
Work EnvironmentDesign teams, manufacturing plants, R&D departmentsManufacturing facilities, engineering teams, operational support

Senior Process Engineers typically have more experience, leadership duties, and oversee complex projects, while Process Engineers focus on supporting process development and implementation. Both roles are essential in manufacturing and engineering industries, but the senior role involves greater responsibility and strategic planning.

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

To thrive as a Senior Process Engineer, you need a strong background in chemical or process engineering, problem-solving skills, and typically a bachelor's or master's degree in a relevant field. Expertise in process simulation software (such as Aspen Plus or HYSYS), Six Sigma or Lean certifications, and familiarity with process control systems are highly valued. Outstanding analytical abilities, leadership, and effective communication set top performers apart in this role. These skills and qualifications are crucial for optimizing processes, ensuring safety and compliance, and leading teams to achieve operational excellence.

What does a Senior Process Engineer do?

A Senior Process Engineer is responsible for designing, optimizing, and overseeing processes within manufacturing or production environments. They analyze workflows, troubleshoot issues, and implement improvements to increase efficiency, safety, and product quality. Senior Process Engineers often lead projects, mentor junior engineers, and collaborate with cross-functional teams to ensure operational excellence. Their expertise is vital in industries like chemicals, pharmaceuticals, oil and gas, and food processing.

What are some common challenges Senior Process Engineers face when working on cross-functional teams?

Senior Process Engineers often collaborate with professionals from various departments, such as operations, quality, and maintenance. A common challenge is aligning diverse priorities and communication styles to achieve shared project goals. Successfully managing these differences requires strong interpersonal and project management skills, as well as the ability to translate technical concepts for non-engineering colleagues. Regular meetings and clear documentation can help ensure everyone stays informed and engaged throughout the process.
What are the most commonly searched types of Process Engineer jobs in Illinois? The most popular types of Process Engineer jobs in Illinois are:
What cities in Illinois are hiring for Senior Process Engineer jobs? Cities in Illinois with the most Senior Process Engineer job openings:
Infographic showing various Senior Process Engineer job openings in Illinois as of July 2026, with employment types broken down into 1% Locum Tenens, 91% Full Time, 5% Part Time, and 3% Contract. Highlights an 89% Physical, 4% Hybrid, and 7% Remote job distribution, with an average salary of $117,364 per year, or $56.4 per hour.