Responsible to develop the Underground  Mining Schedule using Primavera P6 for the expansion of Oyu Tolgoi Expansion Project in Mongolia. Prepare weekly report and track weekly, KPI, progress of Engineering, Procurement and Construction (EPC) of ventilation shafts, surface facilities (inc collar houses, dry house, hoists, winches house)  and equipping of production shafts and underground lateral development. Report weekly top 10 critical procurement packages and propose mitigation measures. Developed  FEED for Surface Overland conveyors.