L2 Network Operations Engineer

Job Title: L2 Network Operations Engineer

About the role
We are hiring an L2 Network Operations Engineer for our IT Infrastructure team. You will provide L2 operational support, advanced troubleshooting and incident management across enterprise network infrastructure, and work with L1 and L3 teams, MSPs, ISPs and vendors to keep the network available and within SLA.

Key responsibilities

• Troubleshoot enterprise LAN/WAN, switching, routing, wireless, VLANs, STP, trunking, ACLs, latency, packet loss, DNS, DHCP and IP addressing, including Infoblox DDI
• Troubleshoot F5 BIG-IP LTM: virtual servers, pools, pool members, health monitors and traffic flow
• Support VMware SD-WAN using the VMware SD-WAN Orchestrator, covering site connectivity, tunnels, link quality and application performance
• Monitor the network using ThousandEyes, Cisco Catalyst Center (DNA Center), Datadog, SevOne or equivalent tools
• Own L2 incidents and service requests, take part in Major Incident Management, perform root cause analysis and maintain ServiceNow tickets within SLA
• Support approved network changes, software upgrades, configuration validation and post-change verification
• Support network device vulnerability assessments, CVE analysis and remediation tracking, working with security and L3 teams
• Drive resolution with MSPs, ISPs and vendors through follow-ups, escalations and clear stakeholder communication
• Maintain procedures, troubleshooting guides, knowledge articles and shift handovers, and suggest improvements for recurring issues

Required skills

• Strong networking fundamentals: TCP/IP, OSI model, IPv4/IPv6, subnetting, ARP, ICMP, Ethernet, VLANs, STP, routing and ACLs
• Hands-on troubleshooting in switching, wireless, F5 load balancing, DNS, DHCP and IP address management
• Working experience with VMware SD-WAN Orchestrator
• Experience with ThousandEyes, Cisco Catalyst Center, Datadog, SevOne or similar monitoring tools
• Understanding of hybrid cloud and on-premises network architecture
• Working knowledge of ServiceNow or a similar ITSM tool, incident and change management, CVEs and RCA
• Clear, logical, step-by-step troubleshooting and good communication

Good to have

• CCNA or equivalent (CCNP is an advantage)
• Basic knowledge of enterprise audio-visual and video conferencing, such as Crestron and Polycom

Details

• Experience: 4 to 7 years
• Education: Bachelors degree or diploma in Computer Science, IT, Electronics or a related field (equivalent practical experience may be considered)
• Support model: 24x7 shift-based operations, as applicable