Description:
My client is searching for a Senior Network & Systems Administrator to take the lead on configuring, maintaining, securing, and optimizing network infrastructure across multiple environments. The role focuses on uptime, performance, security, and highâ??level troubleshooting, while supporting hybrid infrastructures, cloud connectivity, virtualization environments, and enterpriseâ??scale networking. Daily work includes managing LAN/WAN/VPN/VLANs, Wiâ??Fi, firewalls, switches, routing, Active Directory, Office 365, Azure connectivity, VM environments, backups, monitoring tools, and Windows Server environments. Candidates will also support installations, upgrades, migrations, firmware patching, failover testing, disaster recovery processes, and groupâ??wide IT projects. The work carries real impact, touching every part of the organization, and offers exposure to largeâ??scale information technology jobs, IT jobs, developer vacancies in infrastructure, and topâ??tier IT recruitment opportunities.
Skills & Experience:
Minimum 5+ years in IT Administration / Networks with handsâ??on experience in TCP/IP, DNS, DHCP, VLANs, routing, firewalls, switches, Wiâ??Fi, and hybrid cloud connectivity
Strong experience with Microsoft Active Directory, Office 365, Windows Server (2019/2022), monitoring tools, VPNs, Hyperâ??V, and wireless technologies
Advanced knowledge of servers, networks, VOIP, security, backups, recovery, and Microsoft 365 Suite
Strong troubleshooting ability, problemâ??solving skills, service orientation, attention to detail, and ability to work under pressure
Aâ??player traits: accountability, efficiency, orginisation, initiative, innovation, teamwork, and reliability
Qualification:
Matric plus A+/N+, MCITP, Network Security+, and/or a Diploma in IT Systems Administration (NQF 4/5)
Contact CHELSEA FISHER on
30 Jan 2026;
from:
gumtree.co.za