Littelfuse is one of America’s Best Mid-Sized Companies (Forbes) and has been named one of the Best Places to Work in Illinois (Best Companies Group) for 11 consecutive years. With its global headquarters in Chicago, Illinois, USA, Littelfuse is a leading, general manufacturer of electronic components serving more than 100,000 end customers across industrial, transportation, and electronics end markets. We have more than 17,000 employees with operations in 15 countries. From semiconductors to sensorsswitches to fuses and morewe produce billions of electronic components that help our customers empower a sustainable, connected, and safer world. In 2021, Littelfuse had net sales of $2.1 billion.
The Sr. Manufacturing Quality Engineer leads quality assurance activities for critical processes and serves as a technical liaison with other manufacturing sites. This role requires strong communication, analytical skills, and hands-on experience with electronics and manufacturing quality standards.
About Your Role:
- Lead cross-functional investigations for customer issues and manufacturing defects.
- Host technical calls and coordinate with global teams for root cause analysis.




- Ensure timely implementation of corrective and preventive actions (8D, DMAIC).
- Develop and maintain control plans, PFMEAs, and visual standards.
- Support audit readiness and customer-specific requirements.
- Conduct statistical analysis and support validation activities (CPK, Gage R&R;, DOE).
- Provide technical training to operators and inspectors on quality standards.
- Review and analyze test data, failure modes, and electronic functionality (GFGC).
About You:
- Bachelor's Degree in Engineering (Electronics, Mechatronics, Industrial, or related).
- 3-5 years of experience in quality engineering within a manufacturing environment.
- Knowledge of quality systems and Core Tools
- Intermediate knowledge of electronics, circuit analysis, and soldering standards.
- Hands-on experience with SMT processes and inspection systems (AOI, SPI). - Skilled in reading electrical schematics and interpreting datasheets.
- English: Intermediate to advanced. Must be able to lead technical calls and write professional communication.
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📌 Sr. Manufacturing Quality Engineer (Piedras Negras)
🏢 Littelfuse
📍 Piedras Negras