Engineer-Packet Core
Confirmed on the employer's own hiring board on Nov 7, 2026. First seen by Alion on Oct 25, 2026. Ericsson scores A on the Alion truth index.
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About this opportunity:
Ericsson is currently seeking a dynamic 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 PS 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.
Minimum 2 Years of experience into Packet core nodes.
"All academic credentials must be from recognized and accredited institutions and are further subject to verification.”
Why join Ericsson? At Ericsson, you´ll have an outstanding opportunity. The chance to use your skills and imagination to push the boundaries of what´s possible. To build solutions never seen before to some of the world’s toughest problems. You´ll be challenged, but you won’t be alone. You´ll be joining a team of diverse innovators, all driven to go beyond the status quo to craft what comes next.
What happens once you apply?Click Here to find all you need to know about what our typical hiring process looks like.Encouraging a diverse and inclusive organization is core to our values at Ericsson, that's why we champion it in everything we do. We truly believe that by collaborating with people with different experiences we drive innovation, which is essential for our future growth. We encourage people from all backgrounds to apply and realize their full potential as part of our Ericsson team. Ericsson is proud to be an Equal Opportunity Employer. learn more.
Primary country and city: India (IN) || Noida
Req ID: 793382