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Sr Process Engineer Jobs in Thornton, IL (NOW HIRING)

Ingredion

Senior Process Engineer

Bedford Park, IL

$102K - $136K/yr

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 ...

Gotion, Inc.

Junior Process Engineer

Manteno, IL

Working under the guidance of senior process engineers, this role assists with production ramp-up, documentation, data analysis, and on-site problem-solving in a high-volume manufacturing environment.

Cooley

Senior Legal Process Engineer

Chicago, IL · On-site

$107K - $138K/yr

Senior Legal Process Engineer Cooley is seeking a Senior Legal Process Engineer to join the Practice Engineering team. Position summary : As the leading technology law firm, Cooley is determined to ...

Cooley LLP

Senior Legal Process Engineer

Chicago, IL · On-site

$107K - $138K/yr

Senior Legal Process Engineer Cooley is seeking a Senior Legal Process Engineer to join the Practice Engineering team. Position summary : As the leading technology law firm, Cooley is determined to ...

Cooley LLP

Senior Legal Process Engineer

Chicago, IL

$107K - $138K/yr

Senior Legal Process Engineer Cooley is seeking a Senior Legal Process Engineer to join the Practice Engineering team. Position summary : As the leading technology law firm, Cooley is determined to ...

Inc. (Vti)

Senior Process Facilities Engineer

Chicago, IL · On-site

$90 - $120/hr

Senior Process Facilities Engineer - OTC cGMP Facility Relocation and Manufacturing Integration Project The project includes the relocation and integration of existing compounding systems, process ...

Gotion, Inc.

Junior Process Engineer

Manteno, IL · On-site

Working under the guidance of senior process engineers, this role assists with production ramp-up, documentation, data analysis, and on-site problem-solving in a high-volume manufacturing environment.

Sterling Engineering Inc.

Process Engineer

Chicago, IL

$85K - $100K/yr

Process Engineer Location : Chicago, IL 60639 Shift/Schedule : Monday-Friday | 1st Shift | On-Site Pay : $85k-$100k Hire Type: Direct Hire Benefits: A comprehensive benefits package is offered ...

Greif

Sr. Process Technician

Alsip, IL

$90K - $153K/yr

The Senior Process Technician serves as a subject matter expert for blow-molding processes ... Collaborate with Production, Maintenance, and Engineering to eliminate recurring defects, equipment ...

Stepan Company

Process Engineer

Elwood, IL · On-site

$77K - $110K/yr

The Process Engineer will provide technical support in development and execution of Capital Projects from feasibility through construction and start-up. The person in this role will serve as the key ...

Stepan

Process Engineer

Elwood, IL · On-site

$77K - $110K/yr

The Process Engineer will provide technical support in development and execution of Capital Projects from feasibility through construction and start-up. The person in this role will serve as the key ...

Stepan

Process Engineer

Elwood, IL · On-site

$77K - $110K/yr

The Process Engineer will provide technical support in development and execution of Capital Projects from feasibility through construction and start-up. The person in this role will serve as the key ...

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Showing results 1-20

All JobsSr Process Engineer JobsSr Process Engineer Jobs in Thornton, IL

Sr Process Engineer information

See Thornton, IL salary details

$69.3K

$111.9K

$157.5K

How much do sr process engineer jobs pay per year?

As of Aug 11, 2026, the average yearly pay for sr process engineer in Thornton, IL is $111,866.00, according to ZipRecruiter salary data. Most workers in this role earn between $96,100.00 and $124,200.00 per year, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a Sr Process Engineer?

To thrive as a Sr Process Engineer, you need a solid background in chemical, mechanical, or industrial engineering, often with a bachelor's or master's degree and relevant industry experience. Familiarity with process simulation software (such as Aspen Plus or HYSYS), Six Sigma or Lean certifications, and knowledge of safety and regulatory standards are typically required. Strong problem-solving, project management, and communication skills help distinguish top performers in this role. These skills and qualifications are vital for optimizing processes, ensuring efficiency and safety, and driving continuous improvement in complex manufacturing environments.

What is a Sr Process Engineer?

Senior Process Engineers are experienced professionals responsible for designing, optimizing, and overseeing the processes used in manufacturing or production environments. They analyze workflows, troubleshoot process issues, and implement improvements to increase efficiency, reduce costs, and ensure product quality. Sr Process Engineers often lead teams, manage projects, and work closely with other departments such as quality assurance, maintenance, and operations. Their expertise is crucial in industries like chemicals, pharmaceuticals, oil and gas, and food processing. They typically hold a degree in engineering and have several years of experience in process engineering roles.

How does a Sr Process Engineer typically collaborate with cross-functional teams to improve manufacturing efficiency?

Sr Process Engineers work closely with teams such as production, quality assurance, maintenance, and R&D to identify areas for process optimization. They often lead or participate in cross-functional meetings to gather data, analyze workflow bottlenecks, and implement solutions that enhance efficiency and product quality. Effective communication and project management skills are essential, as Sr Process Engineers must balance technical requirements with practical constraints while ensuring all stakeholders are aligned with proposed changes.

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

AspectSr Process EngineerProcess Engineer
QualificationsBachelor's degree in engineering, 5+ years experience, certifications like Six SigmaBachelor's degree in engineering or related field, 1-3 years experience
ResponsibilitiesLead process improvements, optimize manufacturing processes, mentor junior staffAssist in process development, data collection, support process optimization
Work EnvironmentManufacturing plants, industrial facilities, cross-functional teamsManufacturing settings, engineering teams, project-based tasks

The main difference between a Sr Process Engineer and a Process Engineer lies in experience, responsibility level, and scope of work. The Sr Process Engineer typically leads projects, mentors others, and has more advanced qualifications, while the Process Engineer supports and executes process improvements under supervision.

What cities near Thornton, IL are hiring for Sr Process Engineer jobs? Cities near Thornton, IL with the most Sr Process Engineer job openings:
Sr Process Engineer jobs near you
Infographic showing various Sr Process Engineer job openings in Thornton, IL as of August 2026, with employment types broken down into 1% As Needed, 79% Full Time, 15% Part Time, 4% Contract, and 1% Nights. Highlights an 92% Physical, 2% Hybrid, and 6% Remote job distribution, with an average salary of $111,866 per year, or $53.8 per hour.

Senior Process Engineer

Ingredion Incorporated

Bedford Park, IL • On-site

$102.10 - $136.17/hr

Other

Medical, Retirement

Posted 5 days ago

Ingredion rating

8.1

Company rating: 8.1 out of 10

Based on 33 frontline employees who took The Breakroom Quiz

78th of 436 rated food and drinks producers

Job description

Job Overview

Position: Senior Process Engineer

Location: Bedford Park, IL

Workplace type: Onsite

This role drives operational excellence and innovation by leading complex process improvements across manufacturing sites, delivering measurable gains in efficiency, safety, and cost performance. The Senior Process Engineer will design, optimize, and standardize manufacturing processes across plants of varying scale, spearhead cross‑functional initiatives, and lead continuous improvement efforts.

Responsibilities
  • Develop and deliver complex engineering designs, including process flow diagrams, P&IDs, and cost estimates.
  • Lead process optimization initiatives to improve production efficiency, quality, and cost performance.
  • Drive implementation and adherence to Best Operating Practices (BOP) and continuous improvement frameworks.
  • Lead root cause analysis and resolution of complex process deviations with sustainable solutions.
  • Collaborate with operations, maintenance, quality, and supply chain stakeholders to solve challenges and implement improvements.
  • Ensure accurate and compliant Management of Change (MOC) documentation for process updates.
  • Share and scale best practices and new technologies across sites to drive enterprise-wide impact.
Qualifications
  • Bachelor’s or advanced degree in an engineering discipline (or equivalent experience).
  • Proven experience in manufacturing process optimization and standardization.
  • Deep technical expertise in process engineering, including design, process controls, and equipment selection.
  • Demonstrated ability to lead complex problem‑solving initiatives and implement sustainable solutions.
  • Strong cross‑functional collaboration skills with the ability to influence stakeholders and drive results.
Desired Attributes
  • Strong ability to lead through influence and manage cross‑functional stakeholders.
  • Advanced problem‑solving and analytical skills applied to complex manufacturing systems.
  • Ability to manage ambiguity, prioritize competing demands, and optimize resources.
  • Collaborative mindset with a focus on knowledge sharing, mentoring, and continuous improvement.
  • Business acumen with the ability to connect engineering decisions to financial and customer impact.
Benefits

Total Rewards Package – Competitive salary and performance‑based pay.

Comprehensive Benefits & Wellness Support – Health, long‑term savings, and resources for physical, mental, and emotional well‑being.

Career Growth – Learning, training, and development opportunities, including tuition reimbursement.

Employee Recognition Program – Real‑time appreciation with personalized recognition rewards.

Employee Discount Program – Exclusive discounts on everyday products, services, and travel.

401(k) plan with company match.

Compensation

Pay Range: $102,100.00–$136,166.67 annually. Incentive Compensation may apply.

Relocation

Relocation Available: No.

Equal Opportunity / EEO Statement

We are an equal opportunity employer and value diversity at our company. Ingredion seeks to provide a work environment that is free from harassment and discrimination. We will not tolerate any form of discrimination based on race, color, religion, age, gender, gender identity, gender expression, national origin, ancestry, handicap or disability—mental or physical—marital status, sexual orientation, veteran status, disability resulting from military service, or any other classification protected by law (“protected classifications”). We are committed to establishing and maintaining a work environment where everyone is treated with dignity and respect. Ingredion provides accommodations to job applicants with disabilities throughout the hiring process. If a job applicant requires an accommodation during the application process or through the selection process, we will work with the applicant to meet the job applicant's accommodation needs.

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