OUR STORY

At STMicroelectronics, we believe in the power of technology to drive innovation and make a positive impact on people, businesses, and society. As a global semiconductor company, our advanced technologies and chips form the hidden foundation of the world we live in today.

When you join ST, you will be part of a global business with more than 115 nationalities, present in 40 countries, and comprising over 50,000 diverse and dedicated creators and makers of technology around the world.

Developing technologies takes more than talent: it takes amazing people who understand collaboration and respect. People with passion and the desire to disrupt the status quo, drive innovation, and unlock their own potential.

Embark on a journey with us, where you can innovate for a future that we want to make smarter and greener, in a responsible and sustainable way. Our technology starts with you.

Maintenance Engineer is responsible for ensuring high equipment availability, safe operation, and reliable performance of back-end semiconductor production equipment (FOL Assy and EOL Assy, Die Attach, Wire Bond, Mold, Crop). The role coordinate corrective and preventive maintenance, leads root-cause analysis for repeat failures, coordinates vendor repairs and upgrades, and works with production and process engineering to improve equipment reliability and yield.

Key Responsibilities

Perform troubleshooting, diagnosis and repair of mechanical, electrical, pneumatic/hydraulic and control systems for production equipment.
Execute preventive maintenance (PM) schedules and predictive maintenance activities to minimize unplanned downtime.
Rapidly respond to equipment breakdowns, lead equipment recovery activities and document repair actions and parts used.
Interface with equipment vendors for escalations, spares, onsite repairs, retrofits and upgrades; manage service calls and follow up until closure.
Support equipment installation, qualification, changeovers and new machine commissioning during production ramps.
Perform root cause analysis (RCA) for recurring failures, implement corrective & preventive actions (CAPA) and track reliability KPIs (MTBF, MTTR, OEE).
Collaborate with Production, Process, Quality and Engineering teams to optimize equipment/process interface and ensure product yield and quality goals.
Maintain accurate maintenance records, BOM for critical spares, and contribute to continuous improvement and Lean initiatives.
Adhere strictly to cleanroom protocols, EHS and safety procedures applicable to semiconductor back-end operations.

Required Qualifications

Bachelor's degree in Mechanical / Electrical / Mechatronics / Electronics / Industrial Engineering or equivalent.
2–5 years (or more depending on level) hands-on maintenance experience in semiconductor back-end, electronics manufacturing, or similar high-mix automated production environment.
Strong skills in mechanical & electrical troubleshooting, PLCs, servo systems, pneumatics, sensors, and motion control.
Experience with Front of line and End of Line assembly equipment is an advantage.
Ability to read electrical/mechanical drawings, use multimeter/oscilloscope and perform component-level fault isolation.
Familiarity with preventive maintenance systems, CMMS and spare parts management.

Desired Skills & Attributes

Strong analytical mindset and structured RCA skills (5-Why, fishbone).
Good communication skills; able to work cross-functionally and liaise with vendors.
Willingness to work in on-call support for breakdowns. (common in 24/7 production facilities)
Self-starter who documents work thoroughly and drives continuous improvement.

Typical reporting & work conditions

Reports to: Head of department / Operation Manager.
Work environment: Cleanroom / Class-controlled areas — requires compliance to gowning and contamination control procedures; exposure to automated equipment, moving parts and electrical systems.

ST is proud to be one of the 17 companies certified as a 2025 Global Top Employer and the first and only semiconductor company to achieve this distinction. ST was recognized in this ranking thanks to its continuous improvement approach and stands out particularly in the areas of ethics & integrity, purpose & values, organization & change, business strategy, and performance.

At ST, we endeavor to foster a diverse and inclusive workplace, and we do not tolerate discrimination. We aim to recruit and retain a diverse workforce that reflects the societies around us. We strive for equity in career development, career opportunities, and equal remuneration. We encourage candidates who may not meet every single requirement to apply, as we appreciate diverse perspectives and provide opportunities for growth and learning. Diversity, equity, and inclusion (DEI) is woven into our company culture.

To discover more, visit st.com/careers.

Assembly Maintenance Engineer