Network Administrator - Convergent Wireless Private Limited - Hyderabad
(2025-07)
Lead network administration for the IIIT-Hyderabad Network Upgrade project, deploying a three-tier campus architecture (Core, Distribution, Access) using Arista switches.
- Configured MLAG (Multi-Chassis Link Aggregation) on Arista switches to provide link redundancy and eliminate single points of failure at distribution and access layers.
- Implemented VARP (Virtual ARP) for sub-millisecond gateway failover and Virtual-router ip for high availability across VLANs.
- Managed inter-VLAN routing, and QoS policies in wifi for prioritised, low-latency traffic across campus segments.
- Deployed campus Wi-Fi infrastructure using Cisco WLC 5508 and Cisco WLC 2500 series wireless LAN controllers with Cisco AIR-CAP2702I (802.11n dual-band) access points.
- Configured CAPWAP tunnels for centralised AP management.
- Created and managed multiple SSIDs (student, faculty, guest, IoT) applying WPA2-Enterprise (802.1X/RADIUS) and WPA2-PSK security policies per network zone.
- Diagnosed and resolved wireless issues including client association failures, roaming drops, RF interference, and DHCP scope conflicts using WLC dashboards and Wireshark.
- Maintained detailed network documentation: topology diagrams, IP address plans, VLAN register, AP placement maps, and change-log records.
Senior IPTV Engineer – NOC Operations - Andhra Pradesh State Fiber Net Ltd (APSFL) - Visakhapatnam
(2019-07 - 2025-06)
- Managed end-to-end IPTV platform operations including Middleware, VOD servers, DRM content protection, and DISH antenna systems.
- Monitored and maintained MPEG encoders, multiplexers, and IRD equipment for live and on-demand content distribution across the state network.
- Configured and troubleshot IPTV services over multicast (PIM-SM/IGMP) and unicast streams; performed root cause analysis for service degradation incidents.
- Configured Layer 2/3 switches, managed VLANs, QoS, and implemented static routing with basic BGP/OSPF configurations for service network segments.
- Coordinated Android ONU firmware update cycles – validated APK files across multiple Android versions; performed MAC address binding in middleware for controlled testing.
- Executed Linux-based diagnostics: multicast traffic validation, port auditing (netstat, ss, lsof), connectivity testing (ping, curl, wget), and stream capture (tcpdump).
- Maintained Apache web server on Ubuntu for internal NOC dashboard hosting; generated Wireshark/Tshark captures for IPTV stream debugging.
- Prepared firmware test reports, shift handover documents, and escalation logs ensuring continuous NOC operations.
DSNG Engineer – Field Operations - Sun TV Network Pvt. Ltd - Hyderabad
(2017-11 - 2019-06)
- Operated DSNG vehicles for live news and event coverage; set up and aligned satellite dishes for uplinking live feeds to broadcast centres.
- Handled A/V signal routing, encoding, and transmission using MPEG encoders and modulators; performed real-time RF and IP equipment troubleshooting in field conditions.
- Coordinated with teleport/NOC teams to establish and maintain stable live satellite links during high-profile news events and special programmes.
Broadcast Engineer – Teleport Operations - Comsat NSTPL Teleport Pvt Ltd - Hyderabad
(2011-08 - 2017-11)
- Operated and maintained satellite uplink/downlink systems for live TV and data transmissions in a 24x7 broadcast environment.
- Monitored carrier signals, managed optimal signal quality, and mitigated RF interference; handled MPEG encoders/decoders, modulators, and IRD equipment.
- Coordinated with MCR and NOC teams for signal routing and fault resolution; performed preventive maintenance and logged shift-based operational events.
- Supported IP-based streaming workflows, redundancy configurations, and DVB standard compliance across SD and HD broadcast chains.
