1、Processing of requisitions timely received from the vessel via the onboard Purchasing system. 2、Checking if requisitions are prepared properly and all information is included. lf negative, the vessel is responsible to review the requisition and make the amendments. 3、Obtaining quotations based on defined specifications and ensuring comparison with at least three suppliers is in place, unless it is related to contracted suppliers where only one offer can be accepted. 4、Checking the offers as per the availability, suitability and pricing. if an alternative product is offered, to verify with the vessel prior in order to ensure to avoid any wrong deliveries. Placing purchase orders on a timely basis and in a cost-efficient way ensuring the Suppliers’ confirmation is received after the Po is issued 5、Following-up on orders to ensure that supplies are fully delivered on time onboard; Partial Deliveries and delays must be communicated to the vessel's crew with updated delivery information. 6、Landing of wrong delivered spares in coordination with technical storekeeper and local agents. 7、Verifying and processing of invoices, resolution of discrepancies and claim handling with suppliers; 8、Cost controlling on site during Dry Dock and preparing of budget reports; 9、Preparing of the Expected Cost/Accrual Report Report on a monthly basis and ensure proper follow up with the vessel and suppliers about the deliveries. 10、Executing any other tasks as assigned by the Head of Technical and the Purchasing Manager.