Opportunity Description
Senior Network & Systems Administrator
MID616
Location: Johannesburg South
Employment Type: Permanent
A large multi-site group is seeking an experienced Senior Network & Systems Administrator to manage, secure and optimise enterprise network and server environments.
Key Responsibilities
- Manage LAN, WAN, VPN, VLAN, Wi‑Fi and Internet connectivity across multiple sites
- Configure and maintain routers, switches, firewalls, wireless infrastructure
- Server administration: Windows Server 2019/2022, Active Directory, file/share permissions
- Microsoft 365 & Azure AD (Exchange, Teams, SharePoint, OneDrive)
- Network security, backups, disaster recovery & business continuity
- Monitor performance, troubleshoot escalated issues, manage emergencies
- Support hybrid cloud/on‑prem environments
- Maintain documentation, firmware updates, patching and b...
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