Supplier Quality Engineer - Aftertreatment

Career Area:

Manufacturing

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.

Your Work Shapes the World at Caterpillar Inc.

When you join Caterpillar, you're joining a global team that cares not just about the work we do, but also about each other. We make progress and innovation happen, helping our customers build a better, more sustainable world.

Job Summary The Aftertreatment Supplier Quality Engineer (SQE) is responsible for ensuring supplier process capability, quality system robustness, and compliance for both existing and new Aftertreatment suppliers. This role focuses on prevention over containment by partnering with suppliers early, validating manufacturing and quality controls, and executing structured supplier audits and development plans.

The SQE will collaborate closely with other Aftertreatment SQEs, Manufacturing Engineering, Design Engineering, Procurement, and Quality to ensure new and modified supplier processes are developed with the appropriate controls in place and that suppliers are capable of meeting safety, regulatory, quality, and delivery requirements throughout the product lifecycle.

What you will do:

Work in a team environment to develop and implement best practices that emphasize defect prevention, reduction in variation and waste and provide for continuous improvements in meeting all customer requirements.

Own quality performance for assigned Aftertreatment suppliers, including, escape prevention, corrective action effectiveness, and risk mitigation.

Lead structured problem‑solving with suppliers using standard methodologies (e.g., RCCA, 8D), ensuring root cause and systemic corrective actions are implemented and sustained.

Drive a shift from reactive containment to preventive supplier quality planning, aligned with Aftertreatment quality risk and customer pain priorities

Degree Requirement Bachelor’s degree in Engineering, Quality, Manufacturing, or a related technical field (or equivalent experience).What you will have:

Accuracy and Attention to Detail:
Working knowledge and understanding the necessity and value of accuracy; ability to complete tasks with high levels of precision.

Collaborating:
Working knowledge of collaborative techniques; ability to work with a variety of individuals and groups in a constructive and collaborative manner.

Problem Solving:
Working 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.

Quality Management System (QMS):
Working knowledge of Quality Management System's (QMS) functions, features, and capabilities; ability to design, implement, test, and maintain Quality Management Systems to consistently meet customer requirements and regulatory compliances.

Experience in supplier quality, manufacturing quality, or supplier development in a regulated or high‑complexity product environment.

Working knowledge of APQP, PPAP, PFMEA, Control Plans, MSA, and corrective action methodologies.

Experience conducting or supporting supplier audits and on‑site supplier engagement.

Project Management:
Knowledge of effective project management strategies and tactics; ability to plan, organize, monitor, and control projects, ensuring efficient…