A leading technology company is seeking a Network, Infrastructure, and Systems Administrator to join their team in CABA. **Main Responsibilities:** Administration and configuration of LAN/WAN networks for electronic security systems. Technical network support for systems with DVRs, NVRs, access control, IP cameras, PCs, and servers. Administration of VMS software and operating systems (Windows, Windows Server). Configuration of internal and external networks (routing, remote access, privileges, security levels). Diagnosis and resolution of network hardware failures (switches, firewalls, radio links). Design, planning, and technical documentation of voice, data, and video networks. Remote and on-site technical support for hardware and software. Requirements Minimum of 3 years of experience in similar roles. Solid knowledge of communication protocols, VLANs, wireless networks, and virtualization (VMware/Hyper\-V). **Proficiency in video surveillance systems (VMS:** Digifort, Hikcentral, VAST, IVMS4200\). Technical or university degree in Computer Science, Electronics, or related fields. Availability for occasional field work. **Valued skills:** Experience in electronic security or technology companies. Ability to create technical manuals and procedures. Analytical profile, responsible, with strong communication skills. **Work location:** CABA \- Monserrat