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 recent 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
Valuable exposure in IMS architecture with all the nodes
Positive 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.
Technology : CS Core & SDM
Vendor/Product : Ericsson/ Ericsson IMS Core Domain (5G Core Nodes Like SCF, SBG, MTAS, IP Works, EMM.

📌 Ericsson Cs Core Chennai (India)
🏢 Indovision Services
📍 India