SeniorAdministrator - Wireless Networking
India
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Job Description
SeniorAdministrator - Wireless Networking
Chennai, Tamil Nadu

Job Summary

The Sr Administrator for Support & Operations plays a crucial role in delivering advanced technical support and troubleshooting for LAN/WAN, Wireless WLAN (Cisco), and SDWAN solutions. This position is essential for ensuring customer satisfaction through effective incident resolution and implementing robust security measures. The role demands a proactive approach to managing complex technical issues and contributing to continuous improvement initiatives.

Key Responsibilities

  • Manage and support network infrastructure across LAN, WAN, Wireless, and Data Center environments.
  • Monitor, diagnose, troubleshoot, and resolve network incidents to restore services within defined SLAs.
  • Handle escalated issues from L1 and perform in-depth troubleshooting before escalating to L3 when required.
  • Collaborate with internal teams and external vendors to resolve network issues efficiently.
  • Perform day-to-day network administration, including configuration changes, validation, and documentation in line with change management processes.
  • Coordinate with vendors and circuit providers for issue resolution and service restoration.
  • Maintain accurate documentation for network configurations, changes, and operational procedures.
  • Ensure adherence to ITIL processes, including incident, change, and problem management.
  • Ensure compliance with organizational policies, industry standards, and security requirements.

Skill Requirements

  • Strong experience working with network technologies across LAN, WAN, Wireless, and Data Center environments.
  • Hands-on experience with vendors such as Cisco, Juniper, HP Aruba, Ubiquiti, F5, and Citrix Netscaler.
  • Strong troubleshooting expertise in routing, switching, load balancing, and wireless protocols.
  • Experience with network monitoring and ticketing tools (e.g., ServiceNow, SolarWinds, PRTG).
  • Good understanding of networking fundamentals (IP addressing, subnetting, routing protocols).
  • Strong communication and coordination skills.

Other Requirements

1. Optional But Valuable Certifications: Cisco Certified Network Associate (Ccna), Cisco Certified Network Professional (Ccnp) In Routing And Switching Or Wireless, And Itil Foundation Certification
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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 223,000 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 June 2026 totaled $14.8 billion.