Engineer/Senior Engineer-Packet Core
Ericsson · Noida,Uttar Pradesh,India ·
- Work mode
- Onsite
- Seniority
- Senior
- Visa sponsorship
- No
- Company size
- 1000+
Maintains and troubleshoots Ericsson’s 2G/3G/4G/5G packet core network nodes, ensuring configuration compliance, security policies, and call-flow integrity across Cisco, Huawei, Nokia, and Ericsson equipment.
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 important 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 Skill 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, I-SBC etc.
- Hands on experience on AXE 810, APZ 214 01/03, APG 43L, M-MGw GMPv3 & GMPv4, SIS-BC, BSP-BC.
- Hands on experience on Huawei MSOFTX3000, UMG8900, SE2900.
- 2G/3G/LTE/4G, VoLTE/IMS, call flows.
"All academic credentials must be from recognized and accredited institutions and are further subject to verification.”
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Primary country and city: India (IN) || Noida
Job details: MS Core and Cloud Specialist
Job Stage: Job Stage 5