Packet Switching Core L2 Engineer
منذ 3 يوم
source : tanqeeb
  • The L2 PS Core engineer will be part of the Packet Core Operations team, managing HSPA (SGSN, GGSN), LTE (MME, SGW, PGW), IMS / VoLTE (ePDG), DRA, PCRF / PCEF, PS Core DNS, Roaming Operations and reporting platforms, maintaining a 24 / 7 superior network KPIs with high availability of 99.
  • 99%, achieving quality leadership in a very competitive market.

  • Being a multi-vendor environment, he / she has to perform vendor management for incident management and SLA negotiations as per the Vodafone policies.
  • PS Core L2 Engineer will be responsible for the implementation, maintenance, and 2nd level operational support of the wireless data network platforms
  • Expert knowledge of PS Core call flows and scenarios as per 3GPP, GSMA IR, IEEE and ETSI standards, outstanding troubleshooting skills using internal / external tracing tools, wireshark, etc...
  • Analyze daily and weekly health checks reports for PS Core domain and proactively responding to degraded KPIs and alarms within the acceptable SLA limits.
  • Responsible for maintaining E2E measurement data and network KPIs within agreed OLAs & SLAs, ensuring network reliability and availability with minimal MTTR through promoting strong incident and proactive problem management practices.
  • Provide on-site level 2 operations and maintenance support when needed, Incident and Problem management, applying proper corrective actions to restore the service.
  • Provide Root Cause Analysis (RCA) through Major Incident Reviews (MIR) with the Vendors and update KEDB documentations.
  • Participate in carrying out Weekly Business Reviews (WBR) and Major Incident Reviews (MIR).
  • Develop method of procedures for various PS Core services and change requests, utilizing automation scripts to simplify operations (Example : Shell, Expect, Python, Perl...).
  • Deploy & Integrate new nodes, execute & oversee acceptance process (SGSN / MME / SPGW / MURAL / PRIME / DNS / PCRF / DDE, etc.
  • support Networks teams in various projects.
  • Execute and validate SW and HW bug fixes, release upgrades and expansions.
  • Responsible for Network Audit, Operational performance, Capacity, Trend, Risk and Gap analysis.
  • Supported repair and return activities, spare part management
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