Job Description

Littelfuse (NASDAQ: LFUS) is a diversified industrial technology manufacturing company shaping solutions for the safe and efficient transfer of electrical energy. Headquartered in Chicago, Illinois, USA, we serve customers across industrial, transportation, and electronics markets worldwide. With approximately 16,000 employees we design and manufacture innovative technologies that support electrification, energy efficiency, and advanced automation. Our global reach is matched by a culture that empowers innovation and long-term growth. Guided by our principles We Care, We Succeed With Our Customers, and We Own the Outcome, we work collaboratively, think boldly, and deliver solutions that move industries forward.

We are looking for a Senior Process Engineer to lead process design, improvement, and qualification for the semiconductor product line. This role supports yield improvement, quality, and cost initiatives while ensuring compliance with standards and procedures.

About the job:

• Lead process design, process characterization, and line qualification for semiconductor products.

• Drive yield improvement, quality enhancement, and cost reduction projects, including Lean Six Sigma initiatives.

• Monitor and control lead time performance across the production line.

• Analyze process and equipment data, identify trends, and take corrective actions for out-of-control conditions.

• Conduct studies on equipment and process improvements for better performance and feasibility.

• Create, update, and maintain procedural documents and work instructions.

• Perform root cause analysis and implement corrective and preventive actions.

• Lead qualification activities for new projects, materials, equipment, or methods.

• Evaluate new methodologies, materials, or equipment and support their introduction.

• Ensure process compliance with documented procedures and company policies.

• Support quality-related actions, issues, and improvements.

About you:

• Graduate of EE, ECE, ME, Chemical Engineering, Material Science, or Physics.

• At least 7 years of experience in the semiconductor industry.

• Minimum 2 years of hands-on experience in both Front-of-Line (FOL) and End-of-Line (EOL) processes (e.g., DACA, Wire Bonding, Molding, DTFS).

• Strong background in process engineering, root cause analysis, and qualification activities.

• Experience in leading or supporting Lean Six Sigma or similar improvement projects.

• Able to write clear work instructions and technical documentation.

• Strong analytical and problem-solving skills.

• Comfortable working cross-functionally and supporting quality actions and compliance.

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At Littelfuse, we support employee growth and development. Guided by our culture principles, our teams work together to deliver value for customers and make a positive impact in the communities where we operate. We are an equal opportunity employer committed to fostering an inclusive workplace where everyone has the opportunity to grow and contribute. We offer competitive compensation and benefits, performance-based incentives, flexible work arrangements, and development opportunities.