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This job expired on 17/08/2026. It no longer accepts applications.
Jr. Customer Service Executive - Network Operations & Support
Tata Communications · Pune
Job description
About the role
We are looking for a Junior Customer Service Executive to join the Network Operations & Support team at Tata Communications. The role involves 24/7 shift‑based monitoring and troubleshooting of security services and network infrastructure, ensuring high availability for our customers.
Key responsibilities
- Provide round‑the‑clock operational support for a range of security platforms.
- Monitor and analyse alerts, perform deep‑drive incident investigations and recommend remediation.
- Maintain health checks of security components and conduct sanity checks each shift.
- Reduce customer‑impacting outages by restoring services promptly.
- Collaborate with L1 teams to manage alert queues and escalation.
Required profile
- BE/BTech degree in a relevant field.
- 3‑4 years of total experience, with at least 3 years in network operations or security support.
- CCNA certification is preferred.
Required skills
- Configuration and troubleshooting of routing protocols: BGP, ISIS, OSPF.
- Hands‑on experience with Cisco and Nokia equipment.
- QoS configuration (Priority, Shaping, Bandwidth, RED, WRED, Tail‑Drop, CBWFQ, ECN).
- Multicast protocols: PIM (sparse/dense), SSM, IGMP.
- Switching concepts: VLAN, Port Security, STP, advanced switching, wireless.
- IP addressing design using VLSM, IPv4 and IPv6.
- Network and host‑based intrusion detection, incident response, log review and basic malware assessment.
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Tata Communications
Pune