A multi-site organization is seeking an experienced Senior Network & Systems Administrator in Johannesburg to manage, secure, and optimize network and server environments. The role involves maintaining connectivity, administering servers, and ensuring network security. Candidates should have over 5 years of relevant experience, strong knowledge of TCP/IP, and relevant certifications. The position offers a salary between R30,000 and R50,000, along with benefits like Provident Fund and Medical Aid contributions.
Qualifications
5+ years’ experience in IT Administration / Network Engineering.
Strong hands-on experience with TCP/IP, DNS, DHCP, VLANs.
Experience with Microsoft Active Directory & Office 365.
Responsibilities
Manage LAN, WAN, VPN, VLAN, Wi‑Fi and Internet connectivity.
Configure and maintain routers, switches, firewalls.
Monitor performance and troubleshoot escalated issues.
Skills
TCP/IP
DNS
DHCP
Routing protocols
Windows Server
Office 365
Network security
Problem-solving
Communication skills
Education
Diploma in IT Systems Administration (NQF 4/5)
Certifications: A+ / N+, MCITP, Network Security+
Tools
Windows 10/11
Mikrotik RouterOS
Job description
A multi-site organization is seeking an experienced Senior Network & Systems Administrator in Johannesburg to manage, secure, and optimize network and server environments. The role involves maintaining connectivity, administering servers, and ensuring network security. Candidates should have over 5 years of relevant experience, strong knowledge of TCP/IP, and relevant certifications. The position offers a salary between R30,000 and R50,000, along with benefits like Provident Fund and Medical Aid contributions.