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FM Specialist Core

FM Specialist Core

Nokia

11 - 15 years

13 - 17 Lacs

Chennai

Posted:1 day ago| Platform:

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Skills Required

5g call flow e2e lte volte gsm kubernetes mme android ggsn docker microservices wireshark pcrf 3g ss7 linux packet core sgsn telecom gprs sip pgw sgw software testing 4g 2g

Work Mode

Work from Office

Job Type

Full Time

Job Description

As an FM Core Specialist, you will ensure end-to-end fault, incident, and problem management, focusing on resolution within SLA/OLA targets. You will handle high-level escalations for network incidents and provide expert analysis and resolution for complex faults requiring deep technical and procedural knowledge. You have:

11-15 years of experience in Packet Core (4G/5G) with a degree equivalent to B.E./B.Tech.

Candidate should have relevant technical experience on Ericsson Packet Core Domain (5G Core Nodes AMF, SMF, UPF, NRF and LTE Nodes - MME, EPG SGW/PGW, PCRF).

Must have Hands on Experience on 5G/LTE/VoLTE E2E call flows.

Good exposure in IMS architecture with all the nodes.

Call flows of 5G / LTE like Registration, Re-Registration, De-Registration, VoLTE Call, Break-in / Break-Out, Hand-over, roaming etc.

It would be nice if you also had:

Knowledge ofCloud Native Architecture and experience on Microservices, Kubernetes, Dockers, Containers.

Knowledge on LTE and 5G EPC / 5G Core Architecture Interface and Protocols.

Understanding Service Based Architectureconcepts/Network Slicing.

Fault management/configuration of 5G SA Core Network and coordinate with Project teams for HLD/LLD/TOL/Design reviews.

Hand in Hand coordination with project for network integration activities and 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 and coordinate with care team for finding and analyzing the RCAs.

Prepare, implement and verify the configuration and integration of a Node / System.

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 calls with region and internal teams. Also responsible for analyzing and implementation of feedback.

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Nokia

Telecommunications

Espoo

90,000 Employees

529 Jobs

Key People

Pekka Lundmark

President & CEO
Katarina Lappalainen

Chief Financial Officer
Raghav Sahgal

President, Cloud and Network Services
Tommi Uitto

President of Mobile Networks
Marco Herkert

Chief Digital Officer

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FM Specialist Core