Facility engineer

Responsible for planning, operation, maintenance, and optimization of HVAC and cleanroom environmental control systems, ensuring stable temperature, humidity, air cleanliness, and energy efficiency to support manufacturing yield, equipment reliability, and business continuity.

Responsibilities

Operate and maintain HVAC systems including chillers, AHU/MAU, cooling towers, VAV/FFU, and exhaust/make-up air systems; Ensure stable temperature, humidity, pressure, and airflow meeting fab and process requirements; Maintain cleanroom environmental stability and system readiness; Identify environmental SPOF and HVAC system risks; Implement backup, abnormal response, and recovery strategies; Support Business Continuity / ISO 22301 requirements related to environmental control; Drive energy optimization initiatives (chiller efficiency, airflow optimization, heat recovery); Improve HVAC energy performance and operating cost; Support corporate energy saving and sustainability goals; Lead or support HVAC expansion, upgrade, and retrofit projects; Review design to ensure capacity, redundancy, and reliability; Drive performance improvement, control optimization, and CAPEX planning; Lead or support environmental excursion investigation and RCA; Coordinate with Manufacturing, I&C, FAC, and EHS; Ensure compliance with EHS, cleanroom standards, and corporate guidelines; Support audits and regulatory inspections; Collaborate with Manufacturing, Process Engineering, EHS, Utilities, and contractors; Interface with equipment vendors and HVAC service providers; Support regional or Global FAC initiatives as required

Requirements

Bachelor's degree or above in Mechanical / HVAC Engineering or related discipline; Knowledge of chillers, air handling, cleanroom airflow, and control systems; Strong problem-solving, risk awareness, and cross-functional communication skills

Nice to have

Experience with semiconductor fab, cleanroom, or large-scale HVAC systems; Awareness of energy efficiency and sustainability; Support AI Transformation within the Department through the Adoption and Application of Artificial Intelligence