Overall Purpose of the Job
To design, implement, monitor, and maintain DUT's network infrastructure, ensuring high availability, security, and performance of wired and wireless networks. The role provides technical expertise in troubleshooting complex network issues, managing upgrades, supporting disaster recovery initiatives, and implementing best practices that support academic, administrative, and research operations.
Minimum Requirements
Bachelor's degree in information Technology, Computer Science or related field. (NQF Level 7).
3 - 5 years of experience in networking, infrastructure support, or IT operations and minimum 3years spent of on the job
5+ years' experience in enterprise-level network administration, with proven expertise in LAN/WAN, firewalls, and wireless systems
Strong understanding of LAN/WAN technologies
Knowledge of firewalls, routing, and switching
Ability to troubleshoot complex network problems
Knowledge of wireless networks
Ideal
Postgraduate qualification in Computer Science, Information Systems, or Network Engineering; Cisco/Juniper/VMware certifications (e.g., CCNP, JNCIP, VCP)
Expertise in network monitoring tools and security management
Advanced skills in VoIP and unified communications
Experience with virtualization and cloud-based networking solutions
Summary of Duties:
Network Infrastructure Design and Implementation
Design and implement scalable network solutions that align with DUT's academic and operational requirements.
Develop and maintain network topology diagrams and documentation.
Participate in network upgrade projects and new campus developments.
Network Administration and Maintenance
Monitor day-to-day performance of LAN/WAN, wireless, and firewall systems.
Conduct preventative maintenance to minimize downtime and improve system resilience.
Perform routine system health checks and report issues proactively.
Network Security and Compliance
Implement firewalls, intrusion detection/prevention systems, and VPN solutions.
Monitor security logs and alerts to detect suspicious activity and take corrective action.
Troubleshooting and User Support
Respond to escalated network-related incidents and service requests.
Collaborate with ICT support teams to resolve cross-functional issues.
Deliver second-line support for VoIP, wireless, and connectivity issues.
Closing Date 13 May 2026