Leads mechanical engineering design, technical assurance, optimization, and project delivery for hyperscale data centers across APAC. Reviews designs and engineering packages, evaluates system reliability and redundancy, performs thermal, hydraulic, CFD, and acoustic analyses, and manages QA/QC, risk assessments, defects, commissioning support, and handover. Collaborates with clients, consultants, contractors, vendors, and multidisciplinary teams while maintaining technical standards, project documentation, issue trackers, and engineering guidelines.