Perform hardware maintenance and troubleshooting for computers, printers, and IT equipment. Install and maintain network cabling and fiber optic connections. Support installation and maintenance of CCTV / surveillance camera systems. Assist in network infrastructure setup, racks, patch panels, and switches. Support PBX / IP phone systems installation and troubleshooting. Follow up on IT equipment installations and technical projects. Maintain IT inventory and track hardware assets and spare parts. Prepare maintenance and technical reports.