The author's job responsibilities included governing tender activities, understanding the steam requirement of the plant, preparing a detailed list of boiler pressure parts and components that needed to be replaced or changed during modification, preparing technical and commercial offers for the modification, reviewing prices of components and materials from registered vendors, analyzing technical specifications of different components, being part of meetings for submission of proposal, analyzing drawings and layout of boiler pressure parts and other instruments, estimating the complete cost of the project, submitting the final offer with general arrangement drawing and technical datasheets, assisting the design department with technical support for thermal analysis of boiler, going through the purchase order and matching it with their technical offer to check scope and commercial terms, making a deviation list and submitting it to marketing department, making an order check list and circulating it to relevant departments.