Associate Engineer
Core
Optimize and troubleshoot Packet Core nodes (SGSN/MME/GGSN) for 2G/4G/5G networks to ensure end-user performance.
Role type
Associate Engineer, Packet Core Optimization
Builds
Managed services operations for telecom networks
Domain
Telecom / Mobile Networks (2G/4G/5G)
Required skills
Packet Core nodes (SGSN, GGSN, MME, PCRF, EPDG, DNS, AAA), 2G/4G/5G NSA/5G SA/M2M/VoWifi, Cisco/Huawei configuration, GSM/WCDMA/LTE/VoLTE, PS Core protocols, SS7, EPC/LTE call flows, PACO KPIs, CUPS/F5/Cloud Packet Core
Preferred skills
Deep Packet Inspection (DPI), OCS/DRA/PCRF definition, VoLTE/IMS configurations, GPRS/VoLTE/EPC/LTE call flow analysis, BSC/RNC migration, TAI-DB management
Technologies
Nokia, Cisco, Ericsson platforms, OSPF, IP pool, OCS, DRA, PCRF, CSFB, SRVCC, APN, Gb/Gr/Gi/Gn/Gx/S1/S6a/S11/SGs/S10 interfaces
Responsibilities
Drive performance and optimization activities, Perform configuration and troubleshooting of Packet Core nodes, Conduct KPI and trace analysis, Manage configurations (OSPF, IP pool, OCS/DRA/PCRF, LAC Barring, CSFB, SRVCC, APN, BSC/RNC migration, TAI-DB), Support VoLTE/IMS configurations, Analyse GPRS/VoLTE/EPC/LTE call flows, Work with DPI configurations, Stay current with CUPS/F5/Cloud-based nodes
Seniority
Associate, 3–5 years experience