Our client, a IT Services and Consulting company, is looking for a Senior IMS/VoLTE Test Engineer for their Warrenville, IL location. Requirements:

+ Client is looking for a test lead engineer that has 6-8 years experience SIP, IMS Core, VoLTE/CVoIP call flow process for testing and validation.

+ Strong knowledge in 5G/LTE/UMTS

+ VoLTE/IMS Network Performance and Capacity Test and IMS Nodes Performance Benchmarking Activities.

+ Extensive Hands on experience with VoLTE/IMS Call Processing and VoLTE/IMS Supplementary Services.

+ Need to have hands on experience IMS Related Protocols Signaling Analyzing (VoLTE/IMS, VOIP Call Flows (SIP/SDP/H.248 etc.) using Iris Analyzer and RADCOM .

+ Working experience on IMS interworking entities (BGCF, MGCF, MRFC, MRFP, AGW, IBCF, TrGW) and interfaces.

+ VOIP / IMS call flows (expertise in SIP based call flows) Voice and Supplementary Services.

+ Experience with LTE...