System Administrator- ICT security and Cloud Infrastructure

1 week ago

Johannesburg, South Africa ADvTECH Full time
Job title : System Administrator- ICT security and Cloud InfrastructureJob Location : Gauteng, JohannesburgDeadline : December 30, 2024Quick Recommended Links
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Responsibilities: 

Administration and Management - Windows Server:

  • Physical or Virtual Windows Server from provisioning, through operations to decommissioning according to Group standards
  • Proactively perform regular maintenance and performance monitoring of Windows Server, which includes resource management, software updates and repairs when system errors occur
  • Optimize processes and drive process improvement to increase performance and reduce costs
  • Troubleshoot and facilitate any hardware repairs and/or upgrades in co-operation with support vendors

Administration and Management - Active Directory:

  • Administer and the On-Premises Identity for Group Admin Staff (all contract types), Schools Students and Tertiary Students
  • Administer and on-premises and cloud Windows Desktop computers within Active Directory in collaboration with Site ICT
  • Perform regular Active Directory audits that includes stale user/computer object clean-ups and access rights management
  • Monitor and Maintain standards for installations of Microsoft Windows Operating System technology including AD Forests, Azure AD, Domains, Trusts, DNS, DHCP, Group Policy and Organizational Units
  • Create and update technical documentation of operating procedures as needed 

Administration of LAN WAN Infrastructure:

  • Troubleshoot and monitor campus networking equipment, which includes firewalls, switches, Wi-Fi, and broadband equipment and escalate to partners/providers
  • Administer and troubleshoot URL/Application block/allow configuration on campus firewalls as required by business while maintaining a secure environment
  • Monitor and maintain standards at campus level server rooms and cabling cabinets

ICT Security Network and End Points:

  • Troubleshoot Firewalls for the ADvTECH group of companies and divisions This includes the Branch / Site firewalls
  • Administer, Endpoint Security for the ADvTECH group of companies and divisions
  • Administer, Encryption (standards, database, IPSec) for the ADvTECH group of companies and divisions
  • Administer, MBAM / Bitlocker for Intune for the ADvTECH group of companies and divisions
  • Administer, Network Security (overview and approval) for the ADvTECH group of companies and divisions
  • Administer, Patch Management (including WSUS, Intune, and SCCM). This includes implementation of extended features, client inventory
  • Administer, monitoring, monthly reporting, and capacity planning

ICT Security Data Centre:

  • Troubleshoot Firewalls for the ADvTECH group of companies and divisions. This includes the Data Centre, Azure, and Branch / Site firewalls
  • Administer, Web Application Firewalls for the ADvTECH group of companies and divisions
  • Administer, Advanced Threat Analytics (MDE/MDI) for the ADvTECH group of companies and divisions
  • Administer, Vulnerability Management for the ADvTECH group of companies and divisions
  • Administer, (50/50 Security/AD) for the ADvTECH group of companies and divisions
  • Administer, Digital Security Certificates for the ADvTECH group of companies and divisions
  • Administer, Patch Management (including WSUS, INTUNE, and SCCM). This includes implementation of extended features, client inventory
  • Administer Global Protect for the Group
  • Administer of Log Servers

 ICT Security Governance: 

  • Remediation of Security Risk Register items for the ADvTECH group of companies and divisions
  • Assist in Forensic Investigations for the ADvTECH group of companies and divisions.
  • Participate, contribute, in Security Forum. This includes driving security awareness and instructing staff on activities that need to be performed to ensure that the ADvTECH Network and Systems are secure.

Cloud Infrastructure: 

  • Administration of Backup and Disaster Recovery for both the Private and Public data Centres. This includes the:
  • Backups and DR
  • Replication to Azure 
  • Replication to Amazon and other
  • Management and Administration of monitoring, monthly reporting, and capacity planning for the ADvTECH group of companies and divisions division.
  • Private Data Centre (Onsite server rooms.)

Education Requirements: 

Minimum

  • Degree / Diploma in IT
  • ITIL
  • CISCO Networking
  • MCSE

Ideal

  • Degree / Diploma in IT
  • MCSE

Experience Required: 

  • 3 years LAN / WAN
  • 3 years ICT industry experience
  • 3 years Systems Administration
  • 3 years Problem Management

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