Location
- Chennai

Exp
- 6-8 yrs

Skill
- Network Switching(LAN Technology)

Responsibility

Wireless LAN Technologies
- Deep knowledge of 802.11 standards (a/b/g/n/ac/ax).
- Expertise in Wi-Fi design, coverage planning, and capacity management.
- Familiarity with RF fundamentals (signal strength, SNR, interference, channel planning).

Wireless Infrastructure
- Hands-on experience with enterprise-grade WLAN controllers (Cisco WLC, Aruba, Meraki, etc.).
- Configuration and management of Access Points (APs), SSIDs, VLANs, and roaming.

Cisco: CUCM, Unity, Expressway, CUBE, VG/ISR, RTMT, CAR.
- Microsoft: Teams Phone (Direct Routing/Operator Connect), SBC integration.

Maintain the client’s security and networking devices and upgrade when necessary
- Providing end-to-end support for other engineers on Palo Alto equipment/software
- Cross train in-house to share knowledge and share workload
- Responsible of global protect VPN and troubleshooting
- Responsible for vulnerability fix and patching
- Live packet capture and troubleshooting report





Provide documentation designed and installation rollouts
- Responsible for LAN/WAN installation including switches and routers
- Provide support to project managers on security/network deployments
- Suggest and detail design changes as and when needed
- Design, deploy, and maintain Cisco ACI (Application Centric Infrastructure) fabric.
- Configure APIC controllers, tenants, VRFs, bridge domains, and endpoint groups (EPGs).
- Implement contracts, filters, and policies for secure communication between EPGs.
- Integrate ACI with Layer 2/Layer 3 networks, firewalls, and external routing protocols (BGP, OSPF).
- Perform firmware upgrades, patches, and ensure compliance with security standards.
- Documentation for the customers installations and provide continue service advice
- Generate Monthly and Quarterly Firewall Audit and Network Capacity Management Reports
- Timely response on break fix and help in resolving all the incidents tha

📌 TCS IS HIRING FOR Network Switching(LAN Technology) (Chennai)
🏢 Tata Consultancy Services
📍 Chennai