Arumugam Shanmugavel

• - Expertise in 5G 3GPP Rel.15, Rel.16 and Rel.17 features with new product introductions.
• - Deep knowledge of 5G NR protocol stack for troubleshooting failures, data stalls, and dropped calls.
• - Conducted drive tests for LTE/NR sites measuring power/soft handover, verifying cell IDs for sub-6, mmW, ENDC, and NR-DC.
• - Validated WiFi CPE router KPIs, benchmark tests, and WiFi6E/WiFi7 product validations.
• - Executed field tests on mobile chipset solutions under varied network conditions.
• - Experience with Vehicle Connectivity and Communication Protocol testing.
• - Proficient with tools like iperf, Wireshark, FTP, Rohde & Schwarz, Keysight, Spirent.
• - Troubleshoot networking technologies and WLAN security protocols.

• - Designed and tested LTE/4G EPC features and network implementations in AT&T 4G Lab.
• - Managed teams for regulatory compliance and strategic planning.
• - Conducted core network testing including feature and configuration verification.
• - Led Wi-Fi performance and security testing for standards 802.11 a/b/g/n/ac/ax and WiFi-6E.

Developed MNO Test Scripts & CGF scripts based on 3GPP, LTE, 5G SA/NSA, IMS/VoLTE standards.

• - Worked with test equipment like Rohde & Schwarz CMW 500, Anite, Keysight, Anritsu.
• - Application and scripting development in C++, Java, Python for protocol validation.
• - Led Wireless Network Inventory Management across 3G/4G/5G (RAN, Core, Transport).
• - Conducted WiFi testing for 802.11 standards (a/b/g/n/ac/ax, WiFi-6E & Wi-Fi7) and throughput/security validation.
• - Managed operator acceptance testing (AT&T & T-Mobile) for network rollouts.
• - Experience with various Android and iPhone devices, and Apple Watch Series 3-5 testing.