Our client based in Bloemfontein is looking for a Network Administrator who will be responsible for high-level network planning, design, implementation and optimization, including local area networks (LANs), wide area networks (WANs), Wi-Fi, Internet connections, intranets, VoIP and other data communications systems. The Network Administrator will apply proven communication, analytical, and problem-solving skills to help identify, communicate, and resolve issues in order to maximize the benefit of ICT systems investments.6 month-contract with possibility to go permanent or extend further. Minimum qualifications and experience required:Higher Certificate in IT or related fields (NQF level 5)CCNA or equivalent industry certificate8 years' experience in network design, implementation, and support of large enterprise networksIdeal qualifications and experience:Diploma in IT or related fieldsCCNA or equivalent industry certificate10 years' experience in network design, implementation, and support of large enterprise networksStatutory requirements:In-depth knowledge of RADIUS serversIntensive experience in designing and maintaining VLANsExperience in HP/ Aruba switches will be an added advantageSummary of Key Performance AreasNetwork DesignNetwork securityProvide Infrastructure SupportConduct peer developmentNetwork Design and ImplementationBuild the networks by taking into consideration numerous factors like, bandwidth requirements, infrastructure requirements and securityDesign the Company's LANs, WANs, virtual networks, and wireless networks, including, routers, hubs, switches, and other devices.Conduct feasibility studies for various upgrade projects, improvements, and other conversions.Create and maintain documentation as it relates to network configuration, network mapping, processes, and service records.Conduct research and make recommendations on network products, services, protocols, and standards in support of network procurement and development efforts.Prepare requirement design document that clearly specifies requirements to suppliersUnderstand the data communication needs and produce the best solutions to meet the requirementsNetwork SecurityImplement secure WIFI infrastructureConfiguring and implementing intrusion detection systems, next generation firewalls and virtual private networksAnalyse and report computer network security breaches or attempted breachesProtect the network from threats and bugsManage network switches and connectivityInternet fault reporting and link maintenanceAct as secondary contact with NetworksDevelop and disseminate procedure guidelines for management of all relevant systemsProvision and management of high bandwidth networkManage and provide advice for all new cabling installation projects on all campusesMaintain virtual network (VPN)Manage and plan maintenance of the campus wide computer networkConduct routine inspections of the network and network equipmentAssist with configuration of LUN's on SAN systemsConfigure FC SAN switchesProvide Infrastructure SupportPerform network troubleshooting to isolate and diagnose common network problemsSupport the development, management, and configuration of network operational monitoring toolsConfigure and define parameters for installation or testing of local area network (LAN), wide area network (WAN), Access Points (APs), Routers, Switches, Controllers, multiplexers, or related networking equipment. Manage and maintain external and internal IP allocationsMonitor network performance and integrityMaintain complete network infrastructure documentationPerform on-going analysis of network and service resilienceTroubleshoot issues related to the network infrastructureInstall or repair network cables, including fibre optic cablesUpgrade the network equipment from time to timeManage DHCP accounts on the DHCP serversManage and maintain RADIUS systemsCore competenciesCommunication (verbal & written)Highly self-motivated and directedProven analytical and problem-solving abilitiesAbility to work effectively under pressure and stressful scenariosAbility to scope, execute and deliver projects in a timely and cost-effective manner
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