• Combustion calculation for fuels • Worked in the presales department prepared techno-commercial proposals against RFQs • Prepared of price estimation based on inputs from the materials and Engineering departments • Provided supporting data for the marketing department • Worked with the project department in the preparation of budget as per the scope of the order. • Maintained and prepared the documentation for ISO 9001-2000 • Prepared a computer application to help the marketing team to give modified quotes to the client during negotiations