[Skip to main content](#main-content) [OpenNash Jobs](https://jobs.opennash.com/) [Hiring report](/reports/hiring/) · [All Tata Consultancy Services jobs](https://jobs.opennash.com/companies/tata-consultancy-services/) · [Search jobs](/search/) Tata Consultancy Services · Trivandrum # Cisco Data Network Engineer Trivandrum Data & Analytics 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/420091J) [OpenNash Jobs](https://jobs.opennash.com/) / [Tata Consultancy Services](https://jobs.opennash.com/companies/tata-consultancy-services/) / Cisco Data Network Engineer ## Job description Job Requirements* Network technician who supports Network infrastructure for retail customers across globe having 5 to 8+ years of experience in networking - Monitor network devices (routers, switches, firewalls, servers) using tools like SolarWinds Network Performance Monitor, Nagios, Zabbix, or PRTG Network Monitor Detect, troubleshoot, and resolve network issues (latency, packet loss, downtime) - Configure alerts and notifications for system anomalies - Analyze logs and performance metrics to identify trends and potential issues - Ensure network uptime and service availability (24/7 monitoring in NOC environments) - Work with IT teams to resolve incidents and perform root cause analysis - Generate reports on network performance and incidents - Maintain documentation of network configurations and monitoring processes - Implement and maintain monitoring dashboards Key Responsibilities* Expertise in Network Monitoring tools - Knowledge of networking concepts (TCP/IP, DNS, DHCP, VPNs) - Familiarity with monitoring protocols (SNMP, NetFlow, ICMP) Experience with monitoring tools (mentioned above) Basic understanding of: Wireshark (packet analysis) Splunk or similar log tools Understanding of Linux/Windows systems Scripting knowledge (Python, Bash) is a plus