Prepare detailed 2D/3D drawings for ELV systems using AutoCAD, Revit, or equivalent software. Collaborate with engineers and project teams to produce layouts, schematics, and wiring diagrams for ELV systems. Ensure drawings meet project specifications, regulatory requirements, and safety standards. Update drawings and documentation based on site modifications, revisions, or client feedback. Assist in bill of materials (BOM) preparation for ELV systems. Conduct regular coordination with other disciplines (M&E, civil, etc.) to prevent clashes and ensure smooth project execution. Maintain proper documentation and filing of all project drawings and revisions. Provide technical support to the site team regarding ELV systems installation and implementation. Adhere to company and client policies, including quality, safety, and compliance standards.