Wireless Network Engineer (Tier 3/Tier 4)

SUMMARY:
Our client is urgently looking to employ an experienced Wireless Network Engineer (Tier 3/Tier 4) at their organization

POSITION INFO:
Location: Midrand, Gauteng

Requirements:

• 4+ years of experience in a Wireless Network role, with at least one network qualification.
• Proficiency with Ubiquiti, Cambium, Mikrotik or similar wireless vendors.
• Solid understanding of IP networking, dynamic routing protocols, and ISP design networks.
• Basic knowledge of PtMP wireless technologies, 5GHz, and 2GHz applications.
• Expertise in network topology, including access and core networks, and the impact of failures on link capacity and upstream/downstream nodes.
• Capability to manage escalations in the absence of the NOC Manager and oversee infrastructure team responses.
• Fast detection and analysis of node failures, with detailed explanations of impact and causes.
• A strong foundation in networking at the CCNP level.
• As a Senior Network Engineer you should possess these skills and competencies to effectively manage and optimize the network infrastructure at a Tier 4 level.

• Monitor Field Team groups for escalations and assistance requests, including switch renaming, device connection issues, and bespoke requests.

• Frequent monitoring of PRTG during shifts to identify offline sites/sectors.
• Alert the Internal NOC group of any offline sites/sectors at the start and end of shifts.
• Utilize PRTG to identify frequent sector issues and add problematic customers for connection tracking (PING, TRAFFIC, UPTIME).
• Update PRTG with missing or incorrect sector details.

• Escalate down, flapping, or restoring sites to the Internal NOC and Tower Down group, unless instructed otherwise or unsure of the outage reason.
• Assist Area Managers by addressing specific client issues, even if not through APEX, based on direct contact with the client.

• Provide assistance on Apex with complex issues escalated from Senior engineers related to network quality, VPN, VoIP, or cloud-related faults raised by customers.

• Alert on nodes experiencing low capacity or high client saturation.
• Migrate clients to sectors with available capacity and collaborate with mast engineers to plan and implement new sectors.
• Proactively monitor and plan node capacities, ensuring sufficient capacity with the mast teams.