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Jr Customer Service Executive - Network Operations & Support

Tata Communications

5 - 10 years

Pune

Posted: 14/08/2025

Job Description


Designation/Title Network L1.5

Education Qualifications BE/BTech

Certifications Preferrable: CCNA

Experience 3+ Years of experience in relevant field.

Key/Major Activities

  • Providing 24/7 shift operational support

  • Monitor network devices, servers, and applications using NOC tools and dashboards.

  • Perform basic troubleshooting of network issues (connectivity, latency, outages).

  • Respond to alerts and incidents as per defined SLAs and escalation procedures.

  • Log and track incidents using the ticketing system (e.g., ServiceNow, Remedy).

  • Coordinate with L2/L3 teams for issue escalation and resolution.

  • Maintain shift handover reports and update documentation regularly.

  • Ensure timely communication with stakeholders during incidents.

  • Support scheduled maintenance and change management activities.

    Technical Skills

  • Hands-on experience in configuration and troubleshooting routing protocols like BGP, ISIS, OSPF,

  • Hands-on experience on - Cisco

  • Hands-on experience in configuration and troubleshooting multicasting like PIM(sparse/dense mode)/SSM/IGMP.

  • Very Good Knowledge of Switching, VLAN, Port Security, STP, Advance Switching concepts, and Wireless concepts.

  • Calculate and apply an addressing scheme including VLSM IPv4/IPv6 addressing design to a network. Determine the

  • Advanced network and host-based intrusion detections, incident response procedures, log reviews and basic malware assessment

  • Knowledge of network protocols (EIGRP, OSPF, BGP, RIP, VLAN, TCP/IP, etc.).

  • Need to have experience in FortiGate FortiManager

  • Configure, manage and operate: Firewall, URL Filtering, SSL VPN, NSM, etc. and elements which are deployed to secure large networks

  • Hand on skills in configure, administer, and document firewall infrastructure.

  • About Company

    Tata Communications is a global digital ecosystem enabler providing networking, cloud, cybersecurity, IoT, and communication services to enterprises and service providers across 190+ countries.

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