Track Lead - Wireless Networking
India
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Job Description
Track Lead - Wireless Networking
Chennai, Tamil Nadu

Job Summary

We are seeking a highly skilled Network Engineer with strong hands-on experience in LAN/WAN management, Cisco Unified Wireless Networking, and Software-Defined Wide Area Network (SD-WAN) technologies. The ideal candidate will be responsible for designing, implementing, monitoring, troubleshooting, and optimizing enterprise network infrastructure to ensure high availability, security, and performance across branch, campus, and data center environments.

Key Responsibilities

LAN/WAN Management • Design, deploy, configure, and maintain enterprise LAN/WAN infrastructure. • Manage routing and switching environments using industry-standard protocols and best practices. • Monitor network performance, capacity, availability, and utilization. • Troubleshoot network connectivity, latency, packet loss, routing, switching, and bandwidth issues. • Ensure network resiliency through redundancy, failover, and business continuity planning. • Perform network upgrades, patching, and lifecycle management of network devices. Cisco Unified Wireless Networking • Implement, configure, and support Cisco wireless infrastructure, including Wireless LAN Controllers (WLCs), Access Points (APs), and wireless security policies. • Manage Cisco Unified Wireless Networking architecture across enterprise/campus environments. • Troubleshoot wireless issues related to coverage, interference, roaming, authentication, and performance. • Optimize wireless networks for user density, application performance, and mobility. • Support secure wireless access using 802.1X, guest access, WPA2/WPA3, and Cisco ISE integration where applicable. SD-WAN • Deploy, maintain, and optimize SD-WAN solutions for branch connectivity and traffic engineering. • Configure and manage application-aware routing, policy-based routing, centralized orchestration, and path selection. • Monitor SD-WAN health, site connectivity, and service quality across multiple links/providers. • Support WAN transformation initiatives to improve agility, performance, and cost optimization. • Troubleshoot overlay/underlay connectivity issues in SD-WAN environments. Security & Compliance • Implement network security controls including ACLs, segmentation, VPNs, NAC, and firewall coordination. • Ensure adherence to organizational security standards, change management, and compliance requirements. • Collaborate with security teams to remediate vulnerabilities and support audits. Operations & Support • Provide L2/L3 support for network incidents, service requests, and problem management. • Create and maintain network documentation, topology diagrams, SOPs, and configuration standards. • Work closely with cross-functional teams including infrastructure, security, cloud, and application teams. • Participate in on-call support and planned maintenance activities when required.

Skill Requirements

Technical Skills • Strong experience in LAN/WAN technologies • Expertise in routing and switching • Hands-on knowledge of: o TCP/IP o VLANs o STP/RSTP/MST o OSPF, EIGRP, BGP o HSRP/VRRP/GLBP o NAT, DHCP, DNS o QoS o VPN technologies • Strong experience with Cisco Unified Wireless Networking • Experience with Cisco Wireless LAN Controllers, Access Points, and centralized wireless management • Strong understanding of SD-WAN architecture and operations • Familiarity with network monitoring and troubleshooting tools • Experience in incident handling, root cause analysis, and performance tuning Devices / Platforms • Cisco routers and switches • Cisco wireless controllers and access points • SD-WAN platforms (Cisco preferred; other vendor experience is also valuable) Qualifications • Bachelor’s degree in Computer Science, Information Technology, Electronics, Telecommunications, or related field • Relevant experience in enterprise network operations / implementation / support • Strong analytical, troubleshooting, and problem-solving skills • Ability to work in a fast-paced enterprise environment with multiple stakeholders

Other Requirements

 CCNA / CCNP Enterprise • Cisco Wireless certification (preferred) • SD-WAN certification or equivalent experience • Additional certifications in network security or cloud networking are a plus
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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 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.
23 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: https://rmkcdn.successfactors.com/147eb21f/a701dca9-f32d-4fc9-9447-6.svg Industry-benchmarked compensation https://rmkcdn.successfactors.com/147eb21f/b0c54381-ddcc-4a33-9b35-9.svg Best-in-class healthcare benefits https://rmkcdn.successfactors.com/147eb21f/b73027be-7aae-4d36-a090-4.svg Personal time off https://rmkcdn.successfactors.com/147eb21f/d5b4fdfd-2e99-4e26-9878-9.svg Maternity and paternity benefits https://rmkcdn.successfactors.com/147eb21f/3d42b0fc-4652-435a-9ece-c.svg Access to skills / higher education programs/resources https://rmkcdn.successfactors.com/147eb21f/aeddeaf2-9e25-4584-ad11-d.svg Discounts on products and services via Benefit Box https://rmkcdn.successfactors.com/147eb21f/a9609a3b-2700-4b3c-9d90-a.svg Participate in CSR programs and live life with a purpose https://rmkcdn.successfactors.com/147eb21f/c6e33851-710f-4634-bd69-f.svg 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.