Specialist Packet Core

Ericsson; Dadri; On-site; INR 1,800,000 - 3,200,000; Full time

Job summary

Ericsson is seeking a Specialist Packet Core to manage configuration, upgrades, troubleshooting, and security compliance across core network elements. The role covers 2G/3G/4G/5G aspects, VoLTE/IMS configurations, and QoS policy implementations in a Noida, India setting.

You will work with multiple core nodes (SGSN/PGW/CGSN etc.), review TT/CR/AT, and ensure PCI/SSID standards are met while contributing to procedure improvements. Strong knowledge of PACO-related KPIs is required.

Qualifications

• 3GPP standards and PS Core protocols knowledge.
• ,

Responsibilities

• Configure/upgrade/updates on CS Core nodes; monitor TT, CR, AT on daily basis.
• Ensure MSTOP processes are followed in the workplace.
• Enforce password and security policies; conduct audits.
• Contribute to procedures and routines within the department.
• Understand SS7/ISUP, BICC, MAP, Diameter signaling; call flows.

Skills

SS7/SIGTRAN protocol expertise

Call flows

Ericsson MSC

Huawei MSC

M-MGw

I-SBC

AXE 810

APZ 214

APG 43L

GMPv3

GMPv4

MSOFTX3000

UMG8900

SE2900

2G/3G/LTE/4G

VoLTE/IMS

Tools

AXE 810

APZ 214

APG 43L

M-MGw GMPv3

GMPv4

MSOFTX3000

UMG8900

SE2900

Job description

Join our Team

Ericsson is currently seeking a dynamic Specialist 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.

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.

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: 792567