Position Details: Ericsson CS Core - IMS Engineer

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.

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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