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 integral 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.

Job Summary
The NPI/Sustaining Technician is responsible for providing hands-on technical support for new product introductions and sustaining engineering activities related to protective relay products. This position serves as a key resource between the NPI and Sustaining Engineering teams, supporting product launches, validation activities, engineering changes,



and ongoing production improvements. The role involves working closely with manufacturing, engineering, and quality teams to ensure successful product implementation and continuous support throughout the product lifecycle.

About Your Role
• Support New Product Introduction (NPI) builds, including engineering validation, design validation, production validation, and production readiness activities.
• Assist with sustaining engineering projects by supporting product updates, validations, and continuous improvement initiatives.
• Perform component inspections, measurements, testing, and data collection to support engineering evaluations and decision-making.
• Create and maintain work instructions, visual aids, and manufacturing documentation for pre-production and production processes.
• Maintain Bills of Materials (BOMs), process documentation, and related product records to ensure accuracy and consi

📌 NPI Sustaining Technician (Piedras Negras)
🏢 Littelfuse
📍 Piedras Negras