NAGARAJAN COIMBATORE PADMANABAN

• Led a 5-member team in onboarding Workflow Manager and Nokia NSP/NFMP for wireline and wireless (4G/5G) service automation, enhancing test coverage and validation throughput. • Designed and executed test plans for L2/L3 VPN and 4G/5G transport slice validation, leveraging REST APIs and telemetry data to ensure service assurance and SLA compliance. • Diagnosed and resolved NSP pod, network slicing, and service orchestration performance issues, improving system stability by 25%.

• Served as Overall Test Program Release Lead for Junos Space NMS Platform, ICEAAA application, and New Platform Support, managing the complete testing lifecycle from planning to delivery. • Led the US test team and coordinated technical exchanges to ensure successful test program releases. • Conducted Load, Stress, Scalability and Longevity testing, identifying performance bottlenecks and implementing optimizations that improved system performance by 15% and efficiency by 20%.

Performed manual and regression testing on Omnivista 8770, validating feature releases, and ensuring system reliability. • Deployed 8770 platforms on various OS environments. Configured users and devices on OmniPCX Enterprise, managing FCAPS compliance. • Conducted manual and regression testing on DSL/Ethernet and Cisco Prime Cable Modem devices. • Implemented remote configuration, zero-touch provisioning, and software upgrades, verifying system throughput using performance reports.

• Tested Event Manager (EEM) policies and applets on 72xx, 76xx, and Catalyst switch platforms. • Authored test plans and automated scripts using Python/TCL, improving efficiency by 30%. • Conducted manual feature testing; maintained Bug Filing Rate (BFR) and performed Garbage/traceback detection tests. • Conducted L3 protocol testing for RIP, OSPF, EIGRP, SNMP MIB on 18xx, 28xx, 38xx platforms; tested 5xxx and Xformer platforms across IOS releases.