IMS Tester - 4G/5G/LTE/IMS/VOIP

Job descriptionMust have            Good knowledge on 3GPP Packet Core, 5GC, IMS platform architecture and protocols, such as SIP, Diameter, HTTP- REST, GTPv2, S1AP, RRC etc.           Familiar with various AT&T IMS services and features callflow, 4G/5G/LTE/IMS/VOIP and VoNR technology.           Demonstrated experience in software tool development for Mobility services, IMS services, scripting like shell, perl, python etc.           Knowledge on developing the test plan, interpreting product specifications.Good to have           Ability to solve complex, critical problems related to significant and unique issues by using extensive research and interpretative thinking.           Knowledge on Wireshark pcap analysis, industry standard automation tools to perform the call through scenario, good communication skills.           Knowledge on cloud. Ability to provide engineering support for DevOps, testing, Lab Operations, and Network Cloud/Public Cloud.           Good to have python programming for prototyping, development, test data analysis, log analysis, algorithm development etc           Clearly understanding AT&T security ASPR requirements. Regards,Mohammed Ilyas,PH - 229264-4024 or Text - 229-469-1455 or You can share the updated resume at Mohammed@vtekis. com