Test Lead EngineerCognizant is looking for a test lead engineer that has AVAYA PBX experience, LINUX experience with shell scripting, IP networking, IP addressing scheme, subnetting, call routing, signaling protocols (such as sip/ISDN), knowledge of DHCP and understanding of how it works, IMS Core, SIP/VoIP call flow process for testing and validation. Should have knowledge in Wireshark tool for trace analysis of call flows. Install, test, maintain local PBX.
Validate SIP/IMS/VoIP call flows. Top three skills: 1. Install/maintain/test PBX 2.
Network protocols 3. IMS knowledge. Years of experience: 10.00 years of experience.