Network Wireless Engineer (Cisco)L3

Tata Consultancy Services; Bengaluru, Hyderabad; On-site; INR 900,000 - 1,500,000; Full time

Job summary

Tata Consultancy Services is seeking a seasoned Network Engineer with 8–12 years of experience to support wireless networking in Hyderabad and Bangalore. The role focuses on configuring, implementing, and troubleshooting Cisco Wireless LAN Controllers and Access Points, and ensuring secure, high‑performing wireless networks.

Responsibilities include site surveys, deployment of new APs, resolving LAN issues, and driving improvements in wireless performance.

Qualifications

• Hands-on configuration, implementation and troubleshooting of Cisco Wireless LAN Controllers (WLC) and APs.
• In-depth knowledge of Wi‑Fi standards 802.11 a/b/g/n/ac/ax and RF fundamentals.
• Experience with Cisco Prime Infrastructure / DNA Center and Cisco ISE, RADIUS/AAA, 802.1X authentication.
• Familiarity with site survey tools like Ekahau and AirMagnet.
• Ability to install new Wireless Access Points and resolve Wireless LAN issues.
• Willingness to work in 24x7 shifts and handle multiple tasks with conflicting priorities.

Responsibilities

• Manage installation of Cisco Wireless Access Points.
• Address Wireless LAN technical issues through resolution.
• Identify and implement improvements to enhance wireless network performance.

Skills

Wi‑Fi standards knowledge

Wireless security

Cisco WLCs

Cisco APs

RF fundamentals

Site survey tools

Leadership during incidents

Tools

Cisco WLCs

Cisco Prime Infrastructure / DNA Center

Cisco ISE / RADIUS / 802.1X

Ekahau

AirMagnet

Ekahau ESS Certification

CCNP Enterprise Wireless

CWNA/CWNP

Job description

Role & responsibilities - Network Engineer

Total Experience- 8to 12 years

Location - Hyderabad & Bangalore only

Job description:

1. Strong hands-on experience with the configuration, implementation and troubleshooting of
1. Cisco Wireless LAN Controller (WLC) and Access Points (APs).
2. Cisco Prime Infrastructure / DNA Center
3. Cisco ISE, RADIUS/AAA, 802.1X authentication
2. Deep understanding of:
1. Wi-Fi standards (802.11 a/b/g/n/ac/ax)
2. RF fundamentals, modulation, interference, roaming
3. Wireless security (WPA2/WPA3, 802.1X, EAP types)
4. Site survey tools like Ekahau, AirMagnet.
3. Manage installation of the new Wireless Access Points (Cisco)
4. Manage Wireless LAN technical issues through resolution
5. Identify and implement improvements to enhance wireless network performance
6. Should be ready to work in 24X7 Shifts
7. Ability to work on multiple concurrent tasks with conflicting priorities

1. Good Knowledge & Hands on experience on Cisco WLCs.
2. ITIL Certification.
3. Technical Certifications such as Cisco CCNP Enterprise Wireless, Cisco CWNA/CWNP and Ekahau ESS Certification.
4. Strong analytical and problem-solving abilities.
5. Good communication and documentation skills.
6. Ability to lead during critical incidents.