Gauteng: CNOC ENGINEER (Tshwane) posted by The Talent Room

Key Responsibility Areas:

• Handle escalations from Business Support Specialists and Field Operations teams.
• Monitor and perform advanced troubleshooting on all network and VoIP systems, including RF and Fibre networks; escalate complex issues to NNOC or relevant departments where required.
• Configure, maintain, and optimise routers, switches, servers, firewalls, and IP addressing.
• Program and manage VoIP platforms, VPS, and SIP firewall configurations.
• Conduct maintenance on core network systems and VAS products.
• Implement approved change plans and support emergency/outage scenarios.
• Maintain accurate network and VoIP documentation (network maps, IP schemas, configuration records).
• Respond to real-time alerts to minimise downtime and maintain network reliability.
• Communicate directly with VIP clients via WhatsApp, providing proactive updates and personalised assistance.
• Compile weekly/monthly reports: system health, ticket statistics, IP allocations, project progress.
• Ensure SLA compliance and high levels of customer satisfaction.
• Provide standby support as needed.
• Perform ad hoc duties as required.

Key Outputs:

• Timely resolution of escalated tickets within SLA.
• Prompt diagnosis and resolution of RF and Fibre-related incidents.
• Accurate configuration and optimisation of network and VoIP systems.
• Proper escalation to NNOC or relevant teams when necessary.
• Proactive, timely communication with VIP clients.
• Up-to-date and accurate technical documentation.
• Reliable response to real-time alerts and system incidents.
• On-time submission of reports and documentation.
• Consistent achievement of SLA, customer satisfaction, and first-time resolution metrics.
• Effective standby and emergency support.
• Contribution to knowledge base and process improvements.

WORK EXPERIENCE & COMPETENCY REQUIREMENTS

• 3–5 years’ experience in network engineering and/or VoIP engineering supporting complex environments.
• Strong proficiency in TCP/IP, DNS, DHCP, IP routing, switching, and network device configuration.
• Hands-on experience with MikroTik, Cisco, Juniper, or Arista equipment.
• Deep understanding of OSPF, BGP, and complex topologies.
• Experience with VoIP platforms (Asterisk, PortaOne, SBC) including programming and maintenance.
• Skilled in firewall administration, SIP protocols, IP addressing, and VPS setups.
• Experience with RF networks and VAS products is highly advantageous.
• Excellent troubleshooting and root-cause analysis abilities.
• Strong communication and reporting skills, including VIP client updates.
• Ability to work independently and under pressure, managing multiple priorities.
• Knowledge of Ubuntu/Linux environments advantageous.
• Experience with Ubiquiti equipment is highly advantageous.

Requirements:

• Minimum of Grade 12 is essential 
• MTCNA Certification (MikroTik Certified Network Associate) is required.  
• MTCRE Certification (MikroTik Certified Routing Engineer) is recommended. 
• Additional certifications will be advantageous. 
• Any other relevant network, VoIP, or RF certifications will be considered a strong asset.

Please note only candidates that meet the minimum requirements will be considered.  

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