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Engine Performance Jobs in Illinois (NOW HIRING)

Pilson Auto Centers

Small Engine Technician

Mattoon, IL · On-site

$45K - $60K/yr

... engine performance issues. - Complete service work efficiently while maintaining high-quality standards. - Communicate clearly with service advisors and teammates. - Maintain a clean, safe, and ...

Genesys

Sr. Global SEO/GEO Strategist

Ohio, IL · On-site +1

Own and execute a global SEO and GEO strategy that increases organic visibility, AI citation ... Analyze performance data across platforms such as Google Analytics 4, Search Console, SEMrush, and ...

ARi

Engine Test and Performance Engineer

Peoria, IL

$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 ...

Engine

Implementation Manager, Engine X

Chicago, IL · On-site

Engine X is our charge card and spend management solution, built to give businesses a single place ... Comfort with CRM tools, performance dashboards, and reporting systems * A metrics-driven mindset.

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Engine Performance information

What are the key skills and qualifications needed to thrive in Engine Performance roles, and why are they important?

Success in engine performance roles typically requires a solid understanding of internal combustion engines, diagnostics, and mechanical systems, often supported by technical training or an automotive technology degree. Familiarity with diagnostic tools, engine analyzers, and specialized software like OBD-II scanners is essential. Strong problem-solving skills, attention to detail, and effective communication set top performers apart. Mastering these areas ensures accurate diagnosis, efficient repairs, and optimal engine operation for customer satisfaction and regulatory compliance.

What is the difference between Engine Performance vs Automotive Technician?

AspectEngine PerformanceAutomotive Technician
CertificationsASE Engine Performance Specialist, emissions certificationsASE Certified, general automotive certifications
Work EnvironmentRepair shops, dealerships, performance tuning centersRepair shops, dealerships, service centers
Job FocusOptimizing engine efficiency, diagnosing performance issuesDiagnosing and repairing various vehicle systems
Industry UsageHigh-performance tuning, emissions testing, diagnosticsGeneral vehicle maintenance and repair

Engine Performance specialists focus on optimizing engine efficiency, diagnosing performance issues, and working with high-performance or emissions systems. Automotive Technicians have a broader role, handling various vehicle repairs and diagnostics across multiple systems. While both roles require similar certifications and work environments, Engine Performance professionals specialize in engine-specific tasks, making them ideal for performance tuning and emissions work.

What are some typical challenges faced by professionals working in engine performance roles?

Professionals in engine performance roles often face challenges such as optimizing power output while maintaining fuel efficiency and meeting strict emissions regulations. Balancing these objectives requires staying updated on the latest diagnostic technologies and collaborating closely with design, testing, and calibration teams. Additionally, adapting to evolving engine technologies, such as hybrid and electric powertrains, is crucial for ongoing career growth and success in this field.

What are engine performance engineers?

Engine performance engineers are professionals who focus on optimizing the efficiency, power output, emissions, and reliability of engines, typically in automotive, aerospace, or industrial applications. Their work involves testing engines, analyzing data, and making adjustments to components like fuel systems, turbochargers, and exhaust systems to meet performance and regulatory standards. They collaborate closely with design, manufacturing, and calibration teams to ensure engines operate at their peak potential while meeting environmental requirements. Engine performance engineers often use advanced simulation tools and diagnostic equipment to evaluate engine behavior under various conditions.
What are popular job titles related to Engine Performance jobs in Illinois? For Engine Performance jobs in Illinois, the most frequently searched job titles are:
What job categories do people searching Engine Performance jobs in Illinois look for? The top searched job categories for Engine Performance jobs in Illinois are:
What cities in Illinois are hiring for Engine Performance jobs? Cities in Illinois with the most Engine Performance job openings:
Engine Performance jobs near you
PS & CD - Engine Performance Calibration Engineer

PS & CD - Engine Performance Calibration Engineer

Caterpillar

Mossville, IL • On-site

$131K - $192K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 19 days ago

Caterpillar Inc. rating

7.5

Company rating: 7.5 out of 10

Based on 472 frontline employees who took The Breakroom Quiz

225th of 430 rated machine equipment manufacturers

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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