Design validations like Heat Load Calculations, Ventilation and pressurisation calculations, Pump head calculations. Proposal of value engineering for reducing project cost. Value engineering through design optimisation in terms of initial and operating cost savings, stress free constrcution and maintainance. Technical vetting on vendor quotations for on time vendor finalisation. Selection of Equipment such as Chillers, Air Handling Units, Pumps, Ventilation Fans, Blowers, Valves and other accessories. Preparation, submission and taking approval of Technical submittals from consultant and client for various HVAC Equipments, materials. Rising purchase request using SAP. Providing manufacturing clearances for the approved HVAC equipments. Carrying out detailed Ducting and chilled water piping sizing calculations. Providing inputs to Design team for HVAC shop drawing preparations and co-ordinating with other services for clash free MEP drawings. Carrying out MEP Design Review meeting with the Consultants and Client for getting shop Drawings/Bill of Quantities Approval. Quantity take off and preparing DBOQ for quantity amendment. Preparing Non tender item rate analysis along with costing and getting approval from consultant and client.