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Tata Consultancy Services · Chennai

# Network Administrator - L3

Chennai Administrative 

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/415467J)

[OpenNash Jobs](https://jobs.opennash.com/) / [Tata Consultancy Services](https://jobs.opennash.com/companies/tata-consultancy-services/) / Network Administrator - L3

## Job description

TCS invites Technology professionals for a Walk-in Interview Drive Chennai – SNR location. Join the Walk-in Drive on 13th June and pave your path to value with TCS AI.

### Cloud Team Registration time

9:30 A.M. to 12:30 PM Mode of interview - Face to face / In-person Interview Experience - 6 to 10 yrs Skill: Network Administrator - L3 Location: Chennai – SNR JOB DESCRIPTION: Troubleshoot, isolate and correct service-affecting issues on the network in areas including but not limited to: routing protocols, routers, switches, firewall administration, MPLS, BGP, VPN, load balancing. 2. Plan, schedule, and implement network maintenance activities which include software upgrades, hardware replacement and network infrastructure augments/changes.

As needed, implement approved routing policy changes/corrections to mitigate points of traffic congestion on the network due to planned or unplanned incidents. 3. Work with network infrastructure/service providers to identify and correct causes of circuit disruption and also Work with hardware vendors to determine causes of device failure/issues. Create network connectivity diagrams and other documentation of live network environments for internal and customer use.

Part of Incident management during critical events that impact the network, including internal and external communications, team coordination of repair and then root cause analysis efforts.Performance analysis and optimization. Maintains high quality customer service to internal and external groups when needed.

## Qualifications

BACHELOR OF COMPUTER SCIENCE

## 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/415467J)

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