• This position is responsible for repair, maintenance, troubleshooting, and start-ups on various brands and sizes of uninterruptible power systems (UPS). • Perform and adhere to scope of works to conduct Major Preventative Maintenance, or PM (invasive PM by shutting the unit down outside normal operating hours) and Minor PMs (less invasive PM and not shutting down the unit). • Submit Field Service Reports (FSR) accurately and timely for all service activity. • Perform various repair functions such as capacitor and fan replacements on various brands of units and battery replacements as per specifications. • Ability to Interpret or learn to interpret maintenance manuals, schematics, and wiring diagrams, and repairs equipment, utilizing knowledge of electronics and using standard test instruments and hand tools. • Provide start-up and commissioning of UPS • Maintain good customer and vendor relations • Identify through good customer relationships other service or equipment opportunities • Maintain 24/7/365 availability to meet the needs of our customers; weekend work and overnight travel are required on occasion. • Other duties as assigned

• Pre-commission, commission, and service static frequency converters (SFC) and variable frequency (VFD) low voltage and medium voltage drives/switchgear/transformers and power systems. • Provide technical assistance and supervision to customers on the installations. • Conduct on-site interpretation of data and technical instruction. • Provide management with complete and prompt information and report regarding safety & project/service status, customer or equipment problems, and failures, • Provide technical assistance through on-site guidance and training in proper operation, maintenance, and troubleshooting of assigned programs and ground support equipment. • Provide and assist quality team with root cause analysis and generate reports in case of equipment malfunction or failures to identify/analyse any undesirable trends. • Complete site documentations such as weekly safety update, installations check lists, pre-commissioning, and commissioning procedures. • Hands-on on-site parts replacement, testing, and verification of electrical equipment. • Adhere with company Health and Safety policies and work in safe and best practice manner to ensure the wellbeing of personnel and equipment are not compromised. • Able to interface at upper management and peers levels of the organization both internally and externally in clear and methodical manner.

• Provide on-site support for installation, upgrade, calibration, and maintenance of metrology tools. • Diagnose and resolve hardware and software issues independently or in collaboration with technical support teams. • Deliver technical phone support and participate in on-call rotations as needed. • Generate detailed reports on tool performance, issue resolution, and installation updates. • Maintain weekly tool status updates and contribute to internal knowledge sharing and documentation. • Foster strong customer relationships and act as a trusted technical advisor. • Ensure compliance with cleanroom protocols, safety standards, and site-specific access requirements. • Act as the primary site leader, managing day-to-day service operations and customer interactions. • Coordinate and mentor field service engineers, ensuring consistent service quality and technical development. • Manage service schedules, resource allocation, and escalation protocols to meet customer SLAs. • Lead regular customer meetings to review tool performance, service plans, and improvement initiatives. • Collaborate with internal teams (engineering, product, support) to relay field insights and drive product enhancements. • Serve as the primary point of contact for site teams regarding service request management. • Coach team members on process adherence, including the proper capture of problem statements and documentation of resolutions for the knowledge base. • Conduct monthly reviews of service request metrics to identify and address bottlenecks, ensuring timely service delivery and supporting a culture of continuous improvement. • Drive continuous improvement initiatives and contribute to strategic planning for service delivery.

• Perform tools installation, software upgrade, maintenance, and service activities at customer sites. • Technical phone support and on-duty shift required. • Work independently for troubleshooting and hardware failures. • Capable of generating variation reports for tool install update, issue report, and training material. • Weekly base update and tool status update are required. • Technical document and experience sharing within the group to enhance group member skill. • Acts as a customer service advocate, instructing customers in the operation and maintenance of the system, developing and maintaining positive relationships.