Ericsson CS Core

4 weeks ago

Chennai, Tamil Nadu, India Indovision Services Full time
Job Description

- 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.
- Technology : CS Core & SDM
- Vendor/Product : Ericsson/ Ericsson IMS Core Domain (5G Core Nodes Like SCF, SBG, MTAS, IP Works, EMM.

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