Network SI
Tata Consultancy Services
5 - 10 years
Bengaluru
Posted: 17/02/2026
Job Description
Role: Network SI
Location: Chennai/ Bangalore/ Pune
Experience: 5-10 Years
Apply only if you are joining within 0-30 days notice.
1
Must-Have
Role & Responsibilities: -
- Network Engineer (L1) focus on first line support for standard and low complexity incidents and maintains the Networking environmental and monitoring equipment.
- Monitor infrastructure
- Identify problems and errors
- Ensure that the assigned infrastructure at the client is configured, installed, tested and operational.
- Report and escalate issues to 3rd party vendors if necessary.
- Network L1 Eng to be responsible for producing Health check and other reports that are necessary for the correct operation of processes
- Provide telephonic support to clients when required and update the relevant systems as per standard process
- Perform the necessary hand over procedures in cases where shift work is required.
- Must have good process knowledge about Incident Management Change & Vendor engagement process
- To troubleshoot equipment and network problems, participate in critical maintenance windows, and to open and track TAC cases through to problem resolution on pre and postproduction issues.
- To raise equipment, Return Material Authorizations (RMAs) and to track these through to problem resolution.
Technical Requirement: -
- Monitoring Tool Exp (Mandate)- Spectrum, Solar Winds, HP NNMi etc
- Strong knowledge Switching & Routing / LAN, WAN internet and intranet network troubleshooting.
- Hands-on experience with monitoring, network diagnostic and network analytics tools
- Good networking protocols and standards such as TCP/IP, OSI, UDP, Layer2(VLANS, STP, VTP), Routing Protocols (RIP, EIGRP, OSPF, BGP) WAN technologies (IPsec, VPNs, MPLS, Qos)
- Troubleshoot various issues like Link down, packet drops, Link flapping ect
- Knowledge of redundant protocols HSRP, VRRP and GLBP.
- L2 Security: MAC, ACL, Port Security, VLAN, VTP, STP, RSTP. Knowledge on working with wireless LAN Controllers, Cisco Meraki, Cisco APS, Standalone APS.
- Implement and manage effectiveness of Incident, Service Request, Change management processes for the service area
2
Good-to-Have
1. Pune /Chennai/Bangalore {Pune to be first preference)
2. Flexible for rotational shifts
3. CCNA /CCNP Certification is a must
SN
Role descriptions / Expectations from the Role
1
Network Engineer (L1) focus on first line support for standard and low complexity incidents and maintains the Networking environmental and monitoring equipment.
Monitor infrastructure
2
Monitor infrastructure
3
Report and escalate issues to 3rd party vendors if necessary.
4
Network L1 Engineer to be responsible for producing Health check and other reports that are necessary for the correct operation of processes
5
Perform the necessary hand over procedures in cases where shift work is required.
6
Must have good process knowledge about Incident Management Change & Vendor engagement process
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