Aftertreatment Performance Project Leader

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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.

Performance/Simulation/Application Engineering Specialist

Aftertreatment Performance Project Leader
Mossville, IL

Your Work Shapes the World

Whether it be groundbreaking products, best in class solutions or creating a lifelong career, you can do the work that matters at Caterpillar. With a 95-year legacy of quality and innovation and 150 locations in countries around the world, your impact spans the globe.

When you join Caterpillar, you are joining a team of makers, innovators and doers. We are the people who roll up our sleeves and do the work to build a better world. We don’t just talk about progress and innovation. We make it happen. And we are proud of that, because it helps our customers build and power the world we live in – the roads, hospitals, homes and infrastructure. Without a dedicated workforce Caterpillar could not effectively meet our customer’s needs. Join us.

Job Summary:

The Large Power Systems Division is seeking an Aftertreatment Performance Project Leader to join the Aftertreatment & Exhaust Systems (AT&ES) performance engineering team. In this role, you will serve as both a technical leader and an individual contributor—providing deep expertise in aftertreatment performance while guiding and coordinating the work of a cross‑functional engineering team. You will contribute to system architecture, evaluate and update performance‑critical aftertreatment components, and drive design improvements that reduce harmful diesel and gas engine emissions.

As part of the AT&ES organization, this role focuses on the selection, development, and performance optimization of aftertreatment systems across diverse applications, including locomotive, marine, and Cat machines. Responsibilities include assessing system and component options across dimensions such as cost, performance, reliability, and life, and leading strategic planning for future cost‑effective aftertreatment technologies.

In addition, the Aftertreatment Performance Project Leader will oversee engineering documentation and drawing releases, ensuring accuracy, compliance, and timely incorporation of design changes. You will coordinate the evaluation, validation, and release of performance‑related component updates, working closely with design, validation, calibration, manufacturing, and supplier teams to ensure robust system performance throughout the product lifecycle.

What you will do:

• Collaborate with customers and leadership to scope and execute projects that meet the needs of the business
• Accountable for delivering timely, high-quality simulation and analysis impacting products/processes and providing clear recommendations to stakeholders
• Partner with design, manufacturing, supply chain and test to robustly deliver new products and improve validation processes
• Keep up-to-date on new technologies and drive continuous improvement to established techniques

Education and Experience Requirements:

• Bachelor’s degree in accredited Engineering, Computer Science, or Materials Science curriculum.

Skills you will have:

• Accuracy and Attention to Detail: Expert level understanding the necessity and value of accuracy; ability to complete tasks with high levels of precision.
• Analytical Thinking: Extensive knowledge of techniques and tools that promote effective analysis; ability to determine the root cause of organizational problems and create alternative solutions that resolve these problems.
• Effective Communications: Extensive understanding of effective communication concepts, tools and techniques; ability to effectively transmit, receive, and accurately interpret ideas, information, and needs through the application of appropriate communication behaviors.
• Problem Solving: Expert level knowledge of approaches, tools, techniques for recognizing, anticipating, and resolving organizational, operational or process problems; ability to apply knowledge of problem solving appropriately to diverse situations.
• Technical Excellence: Extensive knowledge of a given technology and various application methods; ability to develop and provide solutions to significant technical challenges.
• Project Management: Extensive knowledge of effective project management strategies and tactics; ability to plan, organize, monitor, and control projects, ensuring efficient utilization of technical and administrative resources to achieve project objectives.

Top Candidates Will Have:

• Demonstrated experience in designing performance components including implementation into production.
• Prior Aftertreatment, engine performance, and/or fuel system experience
• Prior NPI/NTI experience

Additional Information:

• This position is located in Mossville, IL
• Relocation assistance is available for this position.
• Visa sponsorship is not available for this position.

What you will get:

• A commitment to diversity and inclusion. Our common values and focus on inclusion and respect drive the decisions made by our company, teams, and people. Here, you can apply your unique life and job experiences, and work in a team environment where your ideas are heard, your contributions are celebrated, and your whole-self matters.
• Safety in words and actions. Safety is a core value at Caterpillar. We encourage and commit to safety in all processes that we do. We strive to provide a safe and secure work environment for all of our employees.
• You earn more than just a salary because we value your performance. We offer a total rewards package that provides benefits on day one (medical, dental, vision, RX, and 401K) along with the potential of an annual bonus.
• Additional benefits include paid vacation days and paid holidays (prorated based upon hire date)

Please ensure you frequently sign in to your candidate home for any updates or correspondence for positions that you have applied for. https://cat.wd5.myworkdayjobs.com/CaterpillarCareers.

This employer is not currently hiring foreign national applicants that require or will require sponsorship tied to a specific employer, such as, H, L, TN, F, J, E, O. As a global company, Caterpillar offers many job opportunities outside of the U.S which can be found through our employment website at www.caterpillar.com/careers

Summary Pay Range:

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

Posting Dates:

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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