The role requires strong working knowledge of IMS architecture and core network elements within complex telecom environments
Job Summary
The role requires strong working knowledge of IMS architecture and core network elements within complex telecom environments.
Proven expertise in VoLTE, VoNR and VoWiFi validation is essential, including strong understanding of 5G call flows.
The position involves hands-on experience performing end-to-end testing across full call lifecycle scenarios, with a strong focus on service validation.
Matching Summary
The role requires strong working knowledge of IMS architecture and core network elements within complex telecom environments.
Skills & Requirements
Must-have
IMS architecture and core network elements
VoLTE, VoNR and VoWiFi validation
SIP, SDP, MGCP, Diameter, RTP/RTCP
Diameter interfaces including Cx, Dx, Ro and Rf
3GPP specifications for LTE and 5G
End-to-end testing across full call lifecycle
Nice-to-have
Radio Access Network knowledge
Key Requirements
Senior IMS Test Engineer experience
Experience supporting and validating core network functionality
Experience validating voice services across LTE and 5G networks
Experience working with Diameter interfaces
Experience ensuring solutions align with industry standards