IMS Engineer

Job Description

Responsibilities: - • Fault management/configuration of CS Core Network.(VOLTE & SDM) • Coordination with Project teams for HLD/LLD/TOL/Design reviews • Hand in Hand coordination with project for network integration activities • Handle the Trouble ticket/CR within SLA • Customer Issue handling and ensuring the end customer services are maintained • MOP/WI preparation for the activities and new learnings • Prepare, implement and verify the configuration and integration of a Node / System • Coordinating with care team for finding and analyzing the RCAs • Guiding team members to execute complex & critical configuration changes • Tracking of issues related to tools and timely escalation as per pre-defined matrix • Attending governance call with region and internal teams. Also responsible for analyzing and implementation of feedbacks from customers. Key Technical Skillset: - • Candidate should have relevant technical experience on Ericsson IMS & CS Core Domain (3G/4G5G Core Nodes CSCF,SBG,MTAS,IP Works, EMM,MSS,MGW,etc) or SDM Domain ( HLR,HSS, UDM,AUSF,MMTEL etc) • Knowledge on Cloud Native Architecture and experience on Microservices, Kubernetes, Dockers, Containers • Excellent knowledge on Core IMS Architecture Interface and Protocols. • Must have Hands on Experience on /LTE/VoLTE and SDM E2E call flows • Good exposure in IMS architecture with all the nodes • Good Understanding on Service Based Architecture concepts/Network Slicing • Call flows of 5G / LTE like Registration, Re-Registration, De-Registration, VoLTE Call, Break-in / Break-Out, Hand-over, roaming etc.