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Tata Consultancy Services · Chennai

# Network Switching(LAN Technology) E2

Chennai IT & Infrastructure 

Last seen on Tata Consultancy Services’s official careers site on August 1, 2026; it may have closed since.
[Apply on Tata Consultancy Services’s careers site →](https://ibegin.tcsapps.com/candidate/next/en-IN/jobs/420375J)

[OpenNash Jobs](https://jobs.opennash.com/) / [Tata Consultancy Services](https://jobs.opennash.com/companies/tata-consultancy-services/) / Network Switching(LAN Technology) E2

## Job description

### Job Description
-. CCNA(mandatory) /CCNP certification is preferred.
- Strong Understanding of Higher end CISCO switches and ISR routers (Nexus7K, 5K, 2K, Cisco 6500, 4500, 3750 and 2900) and Routers (4000, 7200,3800 and 2800).
- Should be able to handle complex Routing and Switching issues, route redistribution, IPSEC /Crypto issues,
- Preferred to have work experience and knowledge on VPC, VSS, HSRP/VRRP / Cisco ACI Leaf – Spine Design, Wireshark, Net flow, Good understanding of MPLS, GRE / SD-WAN Cloud.
- Knowledge/Hands-on of HP Aruba Switches.
- Experience of managing large scale network infrastructure and Data Centres in accordance to industry best practice.
- In depth knowledge of configuring and troubleshooting switching technologies like STP, VTP, GRE and IPSEC Tunnels, L2 and L3 best practices of Implementation Cisco Devices along with L2 Traffic Flow analysis.
- In depth knowledge of configuring and troubleshooting routing protocols including static, dynamic (BGP, OSPF and EIGRP) and PBR.
- Preferable Knowledge on Firewall, Load Balancers, Wifi Preferred to have work experience and knowledge on VPC, VSS, HSRP/VRRP / Cisco ACI Leaf – Spine Design, Wireshark, Net flow, Good understanding of MPLS, GRE / SD-WAN Cloud.

Knowledge/Hands-on of HP Aruba Switches. Preferable Knowledge on Firewall, Load Balancers, Wifi

## Qualifications

BACHELOR OF ENGINEERING

## At a glance
- Posted by the employer: Not stated
- First seen by OpenNash: Aug 1, 2026
- Last checked: Aug 1, 2026
- Listed for: Under a day
- Location: Chennai[Apply on Tata Consultancy Services’s careers site →](https://ibegin.tcsapps.com/candidate/next/en-IN/jobs/420375J)

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