Facilities Cleanroom Technician

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. Facilities Cleanroom Technician Job Description The Facilities Cleanroom Technician is responsible for the day-to-day operation, monitoring, and basic maintenance of cleanroom facilities and related systems to ensure a safe, stable, and reliable production environment. This role supports the Facilities Cleanroom Engineer in executing preventive maintenance, troubleshooting equipment issues, and implementing improvement activities in the cleanroom.

Key Responsibilities

• Perform routine checks and monitoring of critical cleanroom environmental parameters (e.g. temperature, relative humidity, ESD, AMC, differential pressure, cleanliness class).
• Record, update, and maintain operational logs, checklists, and reports for cleanroom and facilities systems.
• Escalate abnormalities or out-of-spec conditions promptly to the Facilities Cleanroom Engineer or supervisor.
• Operate and support maintenance of the following systems under the guidance of the Facilities Cleanroom Engineer:
• HVAC / air-conditioning systems
• FFU (Fan Filter Units)
• Ionizers and ESD control systems
• Indoor Air Quality (IAQ) systems
• Building elements (e.g. doors, windows, partitions, flooring)
• Lighting systems
• Perform routine preventive maintenance (PM) tasks, inspections, and cleaning according to established procedures and schedules.
• Assist in troubleshooting equipment and system issues, including basic corrective actions and parts replacement.
• Respond promptly to production line requests, alarms, and facilities-related issues in the cleanroom.
• Support containment activities during facilities or environmental incidents as directed by the Facilities Cleanroom Engineer.
• Provide on-the-ground feedback, data, and observations to support root cause analysis and corrective and preventive actions (CAPA).
• Follow established maintenance procedures, work instructions, and safety guidelines strictly.
• Complete work orders, checklists, and job reports accurately and in a timely manner.
• Assist in updating maintenance records, equipment history, and spare parts usage in relevant systems or logs.
• Ensure all work is carried out in compliance with local regulations, standards, and company policies.
• Support the management of spare parts and consumables, including receipt, labeling, storage, and issuance.
• Provide feedback on stock condition and usage to enable timely replenishment.
• Escort, supervise, and coordinate external contractors during maintenance, repair, and project activities in the cleanroom and facilities areas.
• Ensure contractors adhere to safety rules, cleanroom protocols, and permit-to-work requirements.
• Assist the Facilities Cleanroom Engineer in execution of improvement, retrofit, and optimization works (e.g. shutdown activities, system upgrades, layout changes).
• Maintain high standards of cleanliness and housekeeping in facilities and cleanroom support areas.
• Comply with and promote safety rules, risk control measures, and personal protective equipment (PPE) usage.
• Participate in safety walks, 5S activities, and continuous improvement initiatives.

Job Requirements

• NITEC / Higher NITEC / Diploma in Mechanical, Electrical, Mechatronics, Building Services, or related technical discipline; or equivalent technical certification.
• Prior experience in facilities, building services, or cleanroom operations in a manufacturing environment is an advantage.
• Basic understanding of HVAC, air distribution, and cleanroom concepts is preferred.
• Able to interpret basic technical drawings, equipment manuals, and standard operating procedures.
• Hands-on skills, equipment maintenance servicing, and routine troubleshooting.
• Strong sense of responsibility, with attention to detail and adherence to procedures.
• Good problem-solving attitude and willingness to learn from senior technicians and engineers.
• Ability to respond to call-ins when required.
• Team players with good communication skills to interact effectively with engineers, production, and contractors.
• Positive, proactive, and safety-conscious mindset in a fast-paced manufacturing/ cleanroom environment.

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.