Network Administrator
Tata Consultancy Services
2 - 5 years
Chennai
Posted: 23/12/2025
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Job Description
Roles & Responsibilities:
- Should be deploying, configuring, and administering routing, switching, wireless and Firewall services
- Experience in Cisco Meraki devices & Juniper switches
- Offer support and on-call support for P1/P2 incidents related to L2/L3 services
- Monitor network performance and health using Merakis dashboard and analytics tools.
- Troubleshoot and provide solutions for routing issues(BGP, OSP), Spanning tree, Port security, Wireless connectivity, Load balancing issues.
- Provide support on L1 escalated issues as needed
- Experience in WAN protocols BGP, OSPF (CCNP Routing & Switching)
- Oversee lifecycle management of network hardware and software
- Conduct capacity management and generate reports for in-scope network devices
- Good Communication Skills, Good Documentation and presentation Skills
- Experience in performing assessment of Customer WAN Network, identify gaps and recommend Target Architecture
- Handle tickets, changes and requests in Jira ticketing tool with good knowledge ITIL Process
- Prepare, review and publish PIR, RCA report for P1 issue
- Plan Perform N-1 and Vulnerability based IOS/Firmware upgrades
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