Top 7 Chemical Engineers Jobs in Peoria, IL

Research Senior Engineer
Caterpillar —Mossville, IL
- $126,381 - $169,060 a year
- Full-time
- Management
- Pass drug screening
- 3 years
- Health savings account
- Paid holidays
Performance / Simulation / Application Engineer
Caterpillar —Mossville, IL
- $97,530 - $146,290 a year
- Full-time
- Pass drug screening
- Mid-level
- Master's degree
- Health savings account
- Paid holidays
Product Development Engineer, Industrial Flexible Films
Novolex —United States
- $100,000 - $120,000 a year
- Full-time
- Up to 50% travel
- Customer service
- Engineering
- Wellness program
- Paid parental leave
PhD Engineer (Electrical, Mechanical, Chemical) - AI trainer
micro1 —United States
- $80 - $90 an hour
- Contract
- Remote
- No experience needed
- Analysis skills
- Doctor of Philosophy
- Flexible schedule
10d
Sales Engineer
Alloy Engineering, Berea, OH —United States
- Full-time
- Remote
- Mid-level
- Travel
- Communication skills
Quick Apply
10d

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Chemical Engineers jobs near Peoria, IL

Research Senior Engineer

Caterpillar -
Mossville, IL

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Job Details

Full-time
$126,381 - $169,060 a year

Benefits

Health savings account
Paid holidays
Disability insurance
Health insurance
Dental insurance
401(k)
Flexible spending account
Tuition reimbursement
Paid time off
Adoption assistance
Parental leave
Employee assistance program
Vision insurance
Employee discount
Life insurance

Qualifications

Predictive modeling analysis
Laboratory equipment performance testing and validation
In silico prediction
Simulation modeling (chemistry)
Computational modeling
Chemical reaction engineering
Doctor of Philosophy
Predictive analytics projects
Test validation method
Life cycle assessment

Full Job Description

Career Area:

Engineering

Job Description:

Your Work Shapes the World at Caterpillar Inc.

When you join Caterpillar, you're joining a global team who cares not just about the work we do – but also about each other. We are the makers, problem solvers, and future world builders who are creating stronger, more sustainable communities. We don't just talk about progress and innovation here – we make it happen, with our customers, where we work and live. Together, we are building a better world, so we can all enjoy living in it.

Caterpillar Inc. seeks Research Senior Engineer at its facility located at 14009 Old Galena Rd., Bldg E, Chillicothe, IL 61523.

Provide catalytic component and system performance and aging fundamental understanding through detailed laboratory experiments and analysis. Kinetic model development and simulation. Lead complex programs to identify, analyze and resolve current issues and will provide solutions for current and future needs in the areas of diesel, natural gas engine, alternate fuel, and hybrid system exhaust catalytic aftertreatment, focused on technical delivery. Design and promote new laboratory test protocols and analytical methods, as well as bench tests and analysis work. Experimentally evaluate aftertreatment technology performance and durability. Develop, calibrate, and validate predictive models for catalytic component and system performance based on application profiles and identify and resolve challenges arising throughout lifecycle of Caterpillar products. Develop and manage a project/program to the plan including directing/supervising the technical work of junior engineers and the work of other team members, specifically mentoring, training on test procedures, data analysis. Establish strategies for new processes and product programs. Keep up to date on new technologies or developing new technologies. Communicate technical information to customers, team members, suppliers and other units. Support and advise other engineers, managers, marketing personnel, dealers, customers and suppliers and develop and maintain a keen understanding of internal customer needs. Evaluate emissions reduction technologies, products, and processes that integrate with advanced engine designs incorporating conventional or renewable/green fuels. Perform bench test equipment design, operation, maintenance, and capability/capacity upgrades. Develop, calibrate, and validate predictive catalyst component and system through-life performance models. Support and advise other engineers, managers, marketing personnel, and suppliers. Provide support through all phases of product and process development while ensuring the process runs safely, identify, and address scale-up issues, and develop the final process step. Collaborate with team members and internal clients to perform needs analysis and initiate ideas for low carbon footprint systems solutions.

REQS: This position requires a PHD degree or foreign equivalent in Chemistry, Chemical Engineering, or Materials Science, Materials Engineering, specializing in chemical reaction engineering or a related field plus 3 years of experience in aftertreatment catalyst testing and model development or related occupation. Additionally, the applicant must have experience with: (1) Catalyst reaction and degradation mechanisms for state-of-the-art engine exhaust emissions-reducing technologies; (2) Experimental characterization and quantification of catalyst performance kinetics and produce high-fidelity, predictive computer models meeting program requirements; (3) Catalysis expertise to solve technical issues in areas outside of engine exhaust emissions reduction; and (4) Development and implementation of standard hardware and procedures for improved experimental test accuracy and reproducibility across multiple test benches.

Summary Pay Range:

$126,381.00 – $169,060.00

Compensation and benefits offered may vary depending on multiple individualized factors, job level, market location, job-related knowledge, skills, individual performance and experience. Please note that salary is only one component of total compensation at Caterpillar.

Benefits:

Subject to plan eligibility, terms, and guidelines. This is a summary list of benefits.

Medical, dental, and vision benefits*
Paid time off plan (Vacation, Holidays, Volunteer, etc.)*
401(k) savings plans*
Health Savings Account (HSA)*
Flexible Spending Accounts (FSAs)*
Health Lifestyle Programs*
Employee Assistance Program*
Voluntary Benefits and Employee Discounts*
Career Development*
Incentive bonus*
Disability benefits
Life Insurance
Parental leave
Adoption benefits
Tuition Reimbursement

These benefits also apply to part-time employees

Applicants who are interested in this position should apply via www.caterpillar.com/careers, search [Research Senior Engineer / R0000367007 - #LI-DNI]

This position requires working onsite five days a week.

Visa Sponsorship is not available for this position.

Posting Dates:

April 28, 2026 - August 27, 2026

Any offer of employment is conditioned upon the successful completion of a drug screen.

Caterpillar is an Equal Opportunity Employer, Including Veterans and Individuals with Disabilities. Qualified applicants of any age are encouraged to apply.

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Refine Your Search

Chemical Engineers jobs in Peoria, IL

Research Senior Engineer

Performance / Simulation / Application Engineer

Product Development Engineer, Industrial Flexible Films

PhD Engineer (Electrical, Mechanical, Chemical) - AI trainer

Sales Engineer

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