- Install software, repair PC, manage IP addresses, intranet, server system, cloud- Troubleshooting & solving of incidents, support to the users (IT helpdesk, IT support ...) - Application install, management (such as Window, Microsoft 365, email, D365, SS1, Antivirus software and other application)- Install, manage printer, projector, camera system and other equipment. - Can repair errors related to the computer's hardware- Have good knowledge about: network security control, system security, information security