Network Wireless Engineer (Cisco) L2

About the Company

Tata Consultancy Services is a major global technology and business services organization with more than 612,000 employees across 55 countries. For FY 2023-24, the company reported revenue of USD 29.08 billion. Its service portfolio spans cloud infrastructure, cognitive business operations, cybersecurity, consulting, enterprise solutions, Internet of Things / digital engineering, data and analytics, among other areas. The company is also recognized as one of India’s largest equal opportunity employers and has a workforce that includes more than one lakh female associates.

Role Overview

This position is for a L2 Network Wireless Engineer focused on Cisco wireless environments. The role involves day-to-day support, configuration assistance, monitoring, and troubleshooting across wireless infrastructure and user connectivity issues.

Key Responsibilities

• Support the configuration, deployment, and issue resolution for Cisco Wireless LAN Controllers and access points.
• Work with Cisco Prime Infrastructure and Cisco DNA Center for wireless monitoring and management.
• Assist with Cisco ISE, RADIUS/AAA, and 802.1X-based authentication scenarios.
• Use knowledge of Wi-Fi standards, RF behavior, modulation, interference, and roaming to diagnose problems.
• Apply understanding of wireless security concepts such as WPA2/WPA3, 802.1X, and EAP methods.
• Handle L2 incidents, service requests, and end-user wireless connectivity problems.
• Investigate AP registration failures, client association issues, roaming disruptions, and authentication errors.
• Carry out basic Cisco WLC changes on AireOS and 9800 platforms with supervision.
• Track wireless alarms, AP/WLC health, and performance metrics using Prime or DNAC.
• Support RF checks, including channel and power tuning as well as coverage verification.
• Help onboard new access points, modify SSIDs, and update floor maps.
• Record fixes, maintain SOPs, and contribute to knowledge base content.
• Coordinate with L3 teams for escalations and deeper root-cause analysis.
• Be available for 24x7 shift-based work.

Additional Information

The role requires familiarity with site survey tools such as Ekahau and AirMagnet. Experience in wireless operations, monitoring, and incident handling will be valuable for success in this position.

Work Schedule

This is a 24x7 shift role.

Location

Hyderabad, India.

Eligibility

Applicants with any graduate qualification are eligible to apply.