-Tendering according to the scope of work, and the scope of supply. -Draft contract revising. -Development of Instruction To Bidders (ITB). -Technical and Commercial Evaluating criteria preparation and revising. -Hold clarification meetings and question/answer sessions. -Provide Technical and Commercial Bids Evaluation (TBE/CBE). -Tender results reporting and recommendation to award approval by the tender committee. -Market research on certain goods or services and forming a Bidders list. -Cost estimation, and pricing. -Prepare call for tender documentation. -Purchase and supply activity. -Vendor/supplier qualification and inspection. -Negotiate with suppliers. -Contracting. -Purchase planning and reporting.