SeniorAdministrator - Wireless Networking
India
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Job Description
SeniorAdministrator - Wireless Networking
Nagpur, Maharashtra

Job Summary

Network SD-WAN/Router L2.5 Engineer with 6+ years of relevant experience in enterprise WAN, routing, and SD-WAN operations. Responsible for router/SD-WAN management, configuration, advanced troubleshooting, incident resolution, performance monitoring, network changes, RCA, and operational support of enterprise WAN infrastructure.

Key Responsibilities

Manage and troubleshoot enterprise SD-WAN and router infrastructure. • Configure and support WAN links, routing protocols, interfaces, policies, and routing configurations. • Troubleshoot BGP, OSPF, routing, WAN connectivity, latency, packet loss, and performance issues. • Monitor SD-WAN/router health, WAN circuits, bandwidth utilization, and network performance. • Perform router/SD-WAN configuration changes, software upgrades, and post-change validation. • Troubleshoot ISP/MPLS/Internet circuit and branch connectivity issues. • Support SD-WAN policies, path selection, failover, and application connectivity troubleshooting. • Handle L2/L3 escalations and support major network incidents. • Perform RCA for recurring WAN/SD-WAN issues and recommend corrective actions. • Coordinate with LAN, security, ISP/carrier, OEM/vendor, and infrastructure teams. • Maintain configurations, SOPs, technical documentation, and knowledge articles. • Support 24x7/on-call operations for critical incidents as required.

Skill Requirements

Strong hands-on knowledge of enterprise WAN, SD-WAN, and router management. • Strong knowledge of TCP/IP, IPv4, subnetting, BGP, OSPF, and static routing. • Experience with enterprise routers and SD-WAN platforms such as Cisco SD-WAN/Viptela or equivalent. • Good understanding of MPLS, Internet WAN, VPN, NAT, QoS, and ACLs. • Experience troubleshooting WAN circuit, routing, latency, packet loss, and application connectivity issues. • Knowledge of SD-WAN policies, traffic/path selection, redundancy, and failover concepts. • Experience with network monitoring, performance analysis, and diagnostic tools. • Good understanding of incident, problem, change management, and RCA. • Good communication, technical documentation, and stakeholder/vendor coordination skills. • CCNA/CCNP Enterprise or equivalent networking knowledge preferred.

Other Requirements

NA
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Information at a Glance

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 230,000 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 September 2026 totaled $14.8 billion.