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Internship Engine Performance Engineer Jobs in Illinois

Automotive Robotics

Performance Engineer

Peoria, IL · On-site

Performance Engineer Individual to provide technical support in the development of Tier 4 ... Candidates should have experience designing or developing Aftertreatment components and /or engine ...

Akuna Capital

Performance Engineer

Chicago, IL · On-site

They are seeking a Performance Engineer to enhance software and hardware performance, contributing to their trading engine and collaborating with various teams to optimize systems and strategies.

Akuna Capital

Performance Engineer

Chicago, IL · On-site

They are seeking a Performance Engineer to join their team, focusing on improving software ... Responsibilities : • Contribute to the design and implementation of our trading engine by ...

Akuna Capital

Performance Engineer

Chicago, IL · On-site

They are seeking a Performance Engineer to improve software, hardware, and strategy performance by ... Responsibilities : • Contribute to the design and implementation of our trading engine by ...

ARi

Engine Test and Performance Engineer

Peoria, IL · On-site

$70K - $75K/yr

The main function of a Software Planning engineer is to evaluate and coordinate the engine software design content and schedule, software feature functionality and quality to enable optimal operation ...

Akuna Capital

Performance Engineer

Chicago, IL · On-site

$145K/yr

Contribute to the design and implementation of our trading engine by increasing its performance ... Strong C++ or Python programming background with demonstrated experience developing performant ...

Akuna Capital

Performance Engineer

Chicago, IL · On-site

$145K/yr

Contribute to the design and implementation of our trading engine by increasing its performance ... Strong C++ or Python programming background with demonstrated experience developing performant ...

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PS & CD - Engine Performance Calibration Engineer

Mossville, IL • On-site

Caterpillar

7.5

Company rating: 7.5 out of 10

Based on 487 frontline employees who took The Breakroom Quiz

271st of 495 rated machine equipment manufacturers

People enjoy working here

Good employer

Recommended by students

Learn more about Caterpillarexternal

$131K - $192K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 29 days ago

Job description

Career Area:
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 PS & CD- Engine Performance Calibration Engineer at its facility located at 14009 Old Galena Rd, Bldg L, Chillicothe, IL 61523. Develop and manage calibration projects for dual-fuel engines to meet customer expectations and regulatory requirements. Collaborate with NPI and NTI product teams to support concept evaluation, recipe selection, engine performance improvement efforts, and field data analysis for early issue detection and resolution. Develop engine test plans, perform complex analysis, and deliver technical reports. Provide technical support for engine performance and contribute to resolving product issues through the NPI and CPI processes. Support engine hardware recipe evaluation and software strategy development. Coordinate with emissions regulations and compliance teams regarding new software and program requests, including preparation of engine emissions certification documentation, data files, and AECD documents. Mentor a team of engine calibration engineers and communicate technical information to leadership and internal stakeholders. Focus on continuous improvement of processes, methods, and tools related to engine performance and validation. REQS: This position requires a bachelor's degree or foreign equivalent in Mechanical Engineering, Aerospace Engineering or a related field and 8 years of experience in engine performance and emissions calibration development or related occupation. In the alternative, employer will accept a master's degree or foreign equivalent Mechanical Engineering, Aerospace Engineering or a related field and 6 years of experience in engine performance and emissions calibration development or related occupation. Additionally, the applicant must have employment experience with: (1) Engine simulation and test analysis; (2) Engine performance, emission calibration development; and (3) Software tools including NI DIAdem, Canape, & MATLAB. Travel: None. Telecommuting: None.
Summary Pay Range:
$131,227.00 - $192,710.00
Compensation and benefits 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 [PS & CD- Engine Performance Calibration Engineer / Reference # R0000379558]. #LI-DNI
This position requires working onsite five days a week.
Visa Sponsorship is not available for this position.
Posting Dates:
June 28, 2026 - October 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.
Not ready to apply? Join our Talent Community.

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