- Support the Operation and Maintenance department as part of the technical team, handling troubleshooting for both public and private project sites. . Assist the Lead Electrical Engineer and Senior Maintenance Engineer by attending to site issues as the first point of contact. . Lead a small team of maintenance technicians in troubleshooting, especially for electrical-related problems, and provide hands-on training on basic fault diagnosis. . Act as the initial point of contact for clients on site issues, and relay relevant information to senior engineers or maintenance managers. . Collect and report technical data to support senior engineers and managers indecision-making. . Monitor and track parts replacement activities at HDB sites using service reports. . Coordinate and work with subcontractors on approved site work activities.