Track Lead - Network LAN/WAN
HCL Technologies
Job Summary
n experienced L3 Network Data Engineer (LAN/WAN) to lead advanced troubleshooting, incident restoration, problem management, and proactive optimization of enterprise LAN, WAN, SD-WAN, and routing/switching environments. This role provides Tier-3 escalation support, owns complex technical issues end-to-end, drives root cause analysis (RCA), implements network changes, and ensures high availability, performance, and security of the network infrastructure across data centers, campuses, and remote sites.
Key Responsibilities
L3 Operations & Escalation Support\r\n\r\nProvide Tier-3 (L3) escalation for LAN/WAN incidents, including major incidents (P1/P2); restore service within SLA and lead technical bridges when required.\r\nPerform advanced troubleshooting across:\r\n\r\nRouting: OSPF, BGP, EIGRP (where applicable), route redistribution, policy-based routing\r\nSwitching: VLANs, STP/RSTP/MST, LACP, trunking, port-security\r\nWAN/SD-WAN: MPLS, Internet VPN, DIA, SD-WAN overlays/underlays, path selection\r\n\r\n\r\nSupport and tune QoS for voice/video/business-critical apps (classification, marking, queuing, shaping/policing).\r\nEnsure network stability by identifying recurring patterns and driving permanent fixes.
Skill Requirements
Strong hands-on experience with enterprise LAN & WAN operations and troubleshooting.\r\nDeep understanding of:\r\n\r\nTCP/IP, subnetting, routing protocols (BGP/OSPF), switching fundamentals (STP/VLAN/LACP)\r\nWAN technologies: MPLS, IPsec VPN, GRE, DMVPN (if applicable), Internet edge routing\r\nSD-WAN concepts: overlay/underlay, controller/orchestrator operations, policy/routing\r\nQoS and traffic engineering\r\n\r\n\r\nExperience with network platforms such as:\r\n\r\nCisco (Catalyst, Nexus, ISR/ASR, WLC), Juniper, Arista, Fortinet, Palo Alto, VMware NSX (any relevant mix)\r\n\r\n\r\nStrong knowledge of operational processes:\r\n\r\nIncident/Problem/Change Management (ITIL), RCA, post-incident review
Other Requirements
NA
Why HCLTech?
At HCLTech, you'll supercharge your potential. You'll find your career. And you'll find your spark. All at a place that knows that helping its customers stay on top starts by putting its people first.
HCLTech is a global technology company, home to more than 226,300 people across 60 countries, delivering industry-leading capabilities centered around digital, engineering, cloud and AI, powered by a broad portfolio of technology services and products. We work with clients across all major verticals, providing industry solutions for Financial Services, Manufacturing, Life Sciences and Healthcare, Technology and Services, Telecom and Media, Retail and CPG, and Public Services. Consolidated revenues as of 12 months ending December 2025 totaled $14.5 billion.
Benefits
At HCLTech, we believe in empowering our employees with comprehensive benefits that support their professional growth and enhance their well-being. When you sign up for a career with us, you gain access to:
Industry-benchmarked compensation
Best-in-class healthcare benefits
Personal time off
Maternity and paternity benefits
Access to skills / higher education programs/resources
Discounts on products and services via Benefit Box
Participate in CSR programs and live life with a purpose
Opportunities to grow and advance your career
Note: The benefits listed above vary depending on the nature of your employment and the country where you work. Some benefits may be available in some countries but not in all.
