About this opportunity :
Ericsson is currently seeking a dynamic Senior Engineer Packet Core. To ensure configuration/Trouble Tickets/Troubleshooting/Security Compliances on various Core nodes on Ericsson Network Architecture.
What you will do:
To ensure configuration/upgrades/updates on various CS Core nodes monitoring and review of TT, CR and AT on daily basis.
To ensure MSTOP Processes are followed in the Workplace
To ensure Password policies, security policies and audits are properly & periodically followed.
To contribute in the creation and improvements to procedures and routines within the department / group.
Good understanding and experience on 3GPP standards and PS Core protocols
Sound level domain knowledge around 2G, 3G, 4G, 5G, VoWifi.
In-depth product knowledge of Cisco/Huawei/Nokia/Ericsson(At-least 2) Packet Core N/W Elements
Configuration and troubleshooting experience of Packet Core Network Elements like SGSN, GGSN, PCRF, DNS, SGW, PGW, EPDG, AAA
Knowledge of VOLTE/IMS related configuration in MME/GGSN
Configuration knowledge of creation of OSPF,



IP pool addition, OCS/DRA/PCRF definition, LAC Barring, CSFB, SRVCC, APN creation, BSC/RNC migration, TAI-DB management
Understanding of SS7 network, GPRS call flow, 3G call flow, EPC/LTE/volte call flows and RF network of GPRS.
Understanding of Gb, Gr, Gi, Gn, IUPS, Gx, Gy, Gz, S1, S6a, S11, SGs, S10 , Gi configuration & integration.
Understanding of Deep Packet Inspection configurations.
Should be well versed with key PACO related KPIs, their analysis & improvement plans.
Good understanding of Service Awareness and differentiated charging related concepts.
Knowledge of Latest Paco Nodes/Technologies – CUPS, F5, Cloud, 5G NSA, 5G SA, VoWifi
The skills you bring:
Expertise on Protocols (i.e. SS7, ISUP, BICC, SIGTRAN, INAP, CAP, TCAP, MAP, SCCP, SIP, SDP, GTP, Diameter signaling)
Call flows and Call scenarios, Multiple Test Cases, AT and clear understanding.
Expertise on Ericsson and Huawei MSC, M-MGw,

📌 Engineer/Senior Engineer-Packet Core (Noida)
🏢 Ericsson
📍 Noida