Network Specialist

3 days ago

Johannesburg, Gauteng, South Africa Boardroom Appointments Full time R250 000 - R500 000 per year


Minimum Requirements:

  • IT, B. Tech or Engineering Diploma
  • HCIP R&S or DATACOM
  • TOGAF (Desirable)
  • A sound understanding of ICT industry practices and frameworks (MEF, TMForum etc)
  • IT network services training and extensive knowledge of the below protocols and principles:

  • Public network services - DHCP, DNS, ICMP, ENUM

  • Security in Public IP Networks: DDoS, Firewalls, Access Control, RADIUS, AAA and security countermeasures
  • Strong knowledge of WAN and W/LAN principles
  • Internet service, business-quality service
  • IP interconnect services: transit, peering, ISPs, service levels, class of service
  • Layer 2 and Layer 3 technologies
  • Traffic policing, shaping and Firewall management
  • Cloud services
  • Software Defined Networks
  • Unified Communication and VoIP principles
  • NMS systems and functions

Years of Experience

  • Minimum 3 plus years of relevant working experience
  • Technical understanding of a system being analysed and how it affects the various business units
  • Understanding and experience on multi-vendor IP systems
  • Experience with regards to the integration of networks with 3rd party systems
  • Able to work well with both internal and external clients and within a team

Responsibilities:

  • Able to give Tier 2 support to the network
  • Maintain Network configuration and service database
  • Back office support - Incident management for failures betweencore sites
  • IP routing optimization
  • Firewall/security Monitoring and Management
  • Regular patching in terms of security new versions and bug fixing
  • Network on boarding and LAN Network integration support
  • Service desk/call center services and equipment and management
  • IP Core and DWDM Tier 2 support and 3rd Party Support escalation requirements
  • Problem Management
  • Root Cause Analysis investigations
  • Network Optimization
  • Network Utilization reporting
  • Daily/weekly and Monthly reporting on core interfacing services and equipment
  • 3rd party engagement/escalation/management

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