Job #: 5541 Pay Rate: Not Specified Job type: contractor Location: Warrenville, IL Job Description: Cognizant 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, and SIP/VoIP call flow process for testing and validation. Should have knowledge in Wireshark tool for trace analysis of call flows. Responsibilities include: Install, test, and maintain local PBX. Validate SIP/IMS/VoIP call flows. Top 3 Skills: Install/maintain/test PBX Network protocols IMS knowledge Years of Experience: 10.00 Years of Experience #J-18808-Ljbffr