Job Description

Facilities (Engineering), RTS5A/5B Lead Engineer II/ Lead Engineer I (AD/SAD)

Principal Engineer, Facilities Engineering is the technical SME for critical mechanical, electrical, and utility systems supporting semiconductor manufacturing, including HVAC, cleanroom, cooling, power distribution, and backup power infrastructure. The role leads engineering assessments, calculations, and technical reviews to ensure system reliability, capacity, energy efficiency, and compliance. Responsibilities include reviewing and endorsing engineering designs, FAT/SAT, commissioning activities, and system upgrades, while resolving complex facility challenges. The Principal Engineer also supports infrastructure expansion and technology upgrades through capacity planning and utility assessments, ensuring facilities remain scalable and resilient to future business needs. In addition, the role drives continuous improvement in reliability, sustainability, operational excellence, and asset lifecycle management, while providing technical mentorship and guidance to engineers and cross-functional teams.

Key Responsibilities

• Perform engineering calculations for HVAC, cleanroom airflow, cooling systems, electrical load flow, short circuit studies, and power capacity planning.
• Review and endorse engineering designs, FAT/SAT, commissioning activities, and system modifications.
• Drive continuous improvement initiatives for facility reliability, sustainability, uptime, and operational excellence.
• Provide technical mentorship & guidance to facility engineers and support cross-functional problem solving for manufacturing operations. 

Job Responsibilities

1. Technical Subject Matter Expert (SME) for Facilities Infrastructure

• Serve as the technical authority for mechanical and electrical facility systems supporting semiconductor operations, including MAUs, AHUs, cleanroom HVAC systems, chillers, cooling water systems, HT/LT electrical distribution, switchgears, transformers, generators, UPS systems, and critical utility infrastructure.
• Provide expert guidance on system design, operation, reliability, troubleshooting, lifecycle management, and compliance with industry standards and site requirements.

2. Engineering Assessment, Analysis and Solution Development

• Lead engineering studies, technical assessments, simulations, and capacity calculations to evaluate system performance, identify operational risks, and resolve complex facility-related challenges.
• Develop and review engineering proposals, technical specifications, business cases, and design solutions to improve system reliability, energy efficiency, maintainability, and operational resilience.

3. Capacity Expansion and Infrastructure Planning

• Support facility capacity expansion, technology upgrades, and base-build projects by performing demand forecasting, load analysis, utility capacity assessments, and infrastructure readiness evaluations.
• Collaborate with stakeholders, project teams, consultants, and end users to define requirements, develop engineering strategies, and ensure facilities systems are scalable to meet future manufacturing and business needs.