Engineer - Wireless Networking

Chennai, Tamil Nadu

Job Summary

Network L1

Key Responsibilities

Job Responsibilities : Network Monitoring & Operations • Monitor SD-WAN, WAN, MPLS, Internet, Backbone, and LAN network infrastructure using network monitoring tools. • Identify, analyze, and respond to network alarms, alerts, and events. • Perform proactive monitoring to detect network degradation and potential outages. • Monitor circuit utilization, packet loss, latency, jitter, and bandwidth consumption. • Ensure adherence to SLAs and operational procedures. Incident Management • Perform first-level troubleshooting for network incidents. • Create, update, and manage incident tickets in ITSM tools (ServiceNow, Remedy, etc.). • Classify incidents based on severity and impact. • Escalate unresolved or critical issues to L2/L3 support teams and service providers. • Track incidents until closure and maintain communication with stakeholders. SD-WAN Operations • Monitor SD-WAN controllers, edge devices, tunnels, and overlay networks. • Verify SD-WAN site connectivity and application performance. • Identify tunnel failures, routing issues, and device health concerns. • Escalate configuration-related issues to engineering teams. WAN & Backbone Monitoring • Monitor WAN/MPLS circuits and backbone connectivity. • Troubleshoot link failures, interface errors, routing anomalies, and performance issues. • Coordinate with telecom carriers and ISPs for circuit-related incidents.



• Validate service restoration after troubleshooting activities. Reporting & Documentation • Maintain network operation logs and shift handover reports. • Document incidents, troubleshooting actions, and resolutions. • Generate daily, weekly, and monthly network health reports. • Update knowledge base articles and operational runbooks. Shift Operations • Work in a 24x7 rotational shift workplace. • Participate in shift handovers and operational reviews. • Follow standard operating procedures and escalation matrices.

Skill Requirements

Skill Requirement : Networking • TCP/IP, OSI Model • Routing Protocols: BGP, OSPF, EIGRP • MPLS and VPN Technologies • WAN Technologies • SD-WAN Fundamentals • DNS, DHCP, NAT Monitoring Tools Experience with one or more: • SolarWinds • SevOne • LogicMonitor • PRTG • ThousandEyes • Cisco Catalyst Center • iObserve Vendor Knowledge (Preferred) • Cisco SD-WAN (Viptela) • Cisco Routers & Switches • Fortinet SD-WAN • Versa Networks • VMware VeloCloud • Juniper Networks ITSM Tools • ServiceNow • Remedy • Jira Service Management

Other Requirements

Other Requirement : • Bachelor's Degree in Computer Science, Information Technology, Electronics & Communication, or related field. • 0-3 years of experience in NOC, Network Monitoring, or Network Operations. • Basic understanding of SD-WAN, WAN, and Routing concepts. • Knowledge of incident and change management processes.

📌 Engineer - Wireless Networking (India)
🏢 HCLTech
📍 India