MS Specialist Core

3 hours ago

Chennai, India Nokia Full time

A Managed Services Core Specialist is responsible for the day-to-day operations and maintenance of core network infrastructure within a managed services environment. This role requires a deep understanding of network technologies, troubleshooting skills, and the ability to work independently and as part of a team. Customer Services in different areas such as technical support, account support, operations, maintenance, network design deployment integration transformation, and education.

You Have: 
- B.E./B.Tech/M.E/M.Tech with 3+ years of experience in Ericsson Packet Core Domain (5G Core Nodes AMF, SMF, UPF, NRF and LTE Nodes - MME, EPG SGW/PGW, PCRF).
- Understanding on call flows of 5G / LTE like Registration, Re-Registration, De-Registration, VoLTE Call, Break-in / Break-Out, Hand-over, roaming etc.
- Excellent knowledge on LTE and 5G EPC / 5G Core Architecture Interface and Protocols.
- Good Understanding on Service Based Architectureconcepts/Network Slicing

If would be nice If you also had: 
- Knowledge onCloud Native Architecture and experience on Microservices, Kubernetes, Dockers, Containers
- Exposure in IMS architecture with all the nodes

  • Actively contribute to fault management/configuration activities of 5G SA Core Network. coordination with Project teams for HLD/LLD/TOL/Design reviews, and network integration activities.
  • Resolve trouble ticket/CR within SLA and maintain a quality service to end customer.
  • MOP/WI preparation for the activities and new learnings
  • 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.

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