Design & Drafting Support: Prepare and update 2D engineering drawings, shop drawings, and as-built drawings using AutoCAD. Review site design modifications and adjust technical drawings accordingly. Assist senior engineers in coordinating electrical, mechanical, or structural drawing packages. Quantity Surveying (QS) & Estimation: Perform quantity take-offs from drawings and project specifications. Prepare and maintain Bills of Quantities (BOQs) and material breakdown sheets. Assist in obtaining and evaluating supplier/subcontractor quotations. Assist in checking subcontractor progress claims and variation orders (VOs). Document Control & Office Engineering: Organize, track, and maintain soft and hard copies of drawing logs, BOQs, RFIs, and technical submission files. Prepare routine weekly/monthly project status and material usage reports. Coordinate between site teams, procurement, and management for engineering documentation.