Tech Lead

Role description

Job Title: Packet Core Deployment Engineer

Exp : 7+ years

Location : Noida / Chennai - Hybrid

Roles and Responsibilities

• Ensure smooth operation of the GSM/UMTS/LTE/VO-LTE specific Packet Core Network.


• Be part of a team specific PCN Network activities associated with Mobile GSM/UMTS/LTE/VO-LTE Network.


• Be responsible for Administrate PCN and Support Systems.


• Be responsible for planned Maintenance (Health Checks, Backups etc.).


• Be responsible for problem Escalations and Follow-ups (CSR).


• Be responsible for Performance Analysis & Investigation.


• Provide technical guidance to Care team engineers to avoid/minimize troubleshooting challenges.


• Work cooperatively with various internal teams to ensure that customer support issues are dealt with in a timely manner and in-line with expectations for any project/support work that rely on it.


• Partnering with regional Care teams to share best practices & implement best practices.


• Contribute to Continuous Excellence initiatives to improve Care effectiveness & efficiency, Product improvement and Customer experience improvement.


• Develop strong relationships with our customer teams and end customers.


• 24x7 Emergency support for Critical issues and occasional shift-work based off customer needs.
  
  

Qualifications:

• Minimum 7-10 years of demonstrable professional experience, very good hands on and working level knowledge of any Vendor Packet Core nodes, SGSN-MME, GGSN (SGW/PGW), EPDG etc.


• Mandatory Hands-on Exp on Nokia CMM/CMG Deployments & Upgrades.


• Test/Validation of nodes like eMBB , FWA, CFWA, 5G-SA services for 4G and 5G

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• Good understanding of EPC, VoLTE, Vo-Wifi solutions and call flows.


• Having knowledge of 5G SA various architecture, services like FWA, IOT/ Slicing


• Multi-party vendor node integration


• Exp in Live N/W touch Activities in Maintenance windows


• Knowledge of GSM, SS7, Sigtran, TCP/IP, S1AP, RANAP, SCCP, SCTP, Iu-PS, BSSGP, GTP and Diameter protocol.


• Good Understanding of Packet Core surrounding Nodes (PCRF, AAA, DNS, Charging).


• Analyze and plan customer requirements and ensure flawless execution of changes.


• Familiar with critical PACO & VoLTE Network KPIs.


• Good understanding of Diameter Interfaces & Error Codes.