Senior Powertrain Engineer Jobs in Illinois (NOW HIRING)

Career Area:
Job Description:
Your Work Shapes the World at Caterpillar Inc.
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Caterpillar Inc. seeks Senior Performance/ Simulation/ Application Engineer at its facility located at 2427 E Engine Dr., Chillicothe, IL 61523.
Contribute to the identification, analysis, and resolution of needs and problems. Perform integration of truck controls and plant models of components and subsystems into a powertrain system model. Execute performance studies of L5 power system including subsystems, engine/battery, transmission/e-drivetrain, lower powertrain, hydraulic, thermal system using Dynasty (or equivalent software like GT Suite or AMESim). Work on truck machine system concept performance simulation to influence early product concepts and control software design decisions to improve existing products by resolving performance issues. Develop or improve simulation related processes and technologies. Analyze results and assess machine performance, including fuel/energy consumption, productivity, and reliability. Work directly with different units, suppliers, customers, and/or other teams. Communicate technical information in a concise and accurate manner. Make decisions which impact product performance, durability, quality, reliability, and serviceability. Manage negotiations with suppliers and leverage new technologies. Handle warranty, total cost of non-quality, costs, sales, and customer perception. Direct contact with products, machines, or components while working in the field or at customer sites or direct contact with suppliers and customers to develop processes or resolve problems.
REQS: This position requires a master's degree or foreign equivalent in Mechanical Engineering, Automotive Engineering, Aerospace Engineering, Engineering Management or a related field plus 2 years of experience performing identification, analysis and resolution of engineering issues for engine/battery, transmission/e-drivetrain and lower powertrain systems or related occupation. In the alternative, will accept a bachelor's degree, or foreign equivalent, in Mechanical Engineering, Automotive Engineering, Aerospace Engineering, Engineering Management or a related field, plus 5 years of experience performing identification, analysis and resolution of engineering issues for engine/battery, transmission/e-drivetrain and lower powertrain systems or related occupation.
Additionally, the applicant must have employment experience with: (1) 1 year performing validation of controls models through the comparison of simulation test results to onmachine test data; (2) Software in the loop set up and validation; (3) Integration of truck controls and plant models of components and subsystems into a powertrain system model; (4) Interfacing software libraries with machine models; (5) Manage machine models in GIT tools; and (6) Matlab/Simulink, CANape, Python.
Summary Pay Range:
$131,227.00 to $169,060.00 per year
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 [Senior Performance/ Simulation/ Application Engineer / R0000375984] - #LI-DNI
This position requires working onsite five days a week.
Visa Sponsorship is not available for this position.
Posting Dates:
June 10, 2026 - October 8, 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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