💼 Full-Time Position

IT Administrator

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GMI Advisory
📍 johannesburg, gauteng, South-Africa
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Location
johannesburg, South-Africa
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Posted
June 13, 2026
Type
Full-Time
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Full-Time Opportunity: This is a permanent, full-time position with a competitive package and real career growth potential.

Job Description

Position Overview:



The IT Administrator will oversee the installation, configuration, maintenance, and reliable operation of computer systems, servers, and network infrastructure. This role is responsible for managing both on-premises and cloud-based systems while ensuring high availability and security of business applications. The Senior System Administrator will also collaborate with cross-functional teams, mentor junior administrators, and lead infrastructure improvement projects. The Sys Admin will work with service providers in resolving calls within the required timeframe.



Key Responsibilities:



• System Administration: Manage and maintain Windows, Active Directory, Linux, and virtual servers (Hyper-V), ensuring systems run smoothly with optimal performance.



• Network Management: Configure and monitor firewalls, VPNs, and network infrastructure to ensure secure and efficient data communication.



• Cloud In...