Responsibilities: - Calculations of Building Heat Load using HAP, Indoor Fresh Air Ventilation Calculations, Car park Ventilation Calculations, Toilet Exhaust Calculations, Corridor Smoke Calculations & Corridor Pressurization Calculations. - Calculation of water supply and drain work - Calculation of firefighting work - Design Drawing for HVAC & Plumbing Works & Fire work. - BOQ Preparing for Tender Package. - CFD Analysis of Jet-fan Smoke purging system in multi-floor Carpark basement using Pyrosim & FDS for approval. - Coordination of Mechanical Requirement with the Arch & Civil Department. - Attend meeting at site and discussion - Site supervision for Mechanical works