Join our Team About this opportunity Ericsson is seeking a highly skilled MS Core Cloud Specialist – Packet Core to join our team in Sydney, NSW. This senior role requires deep expertise in Ericsson PS Core platforms and Amdocs PCF/PCRF to manage and evolve Packet Core network infrastructure across Australian Data Centers.

What you will do

Operate and maintain Ericsson PS Core nodes (vSGSNMME, vCGSNMME, vCSGNEPG, Consumer/Corporate vEPG, LTE-CA, DNS, Native WMG) across Sydney Data Centers

Manage and maintain Amdocs PCF (N7/N15/N28) and PCRF (Gx/Gy/Gz) nodes for policy and charging

Perform fault management, incident resolution, and root-cause analysis for PS Core outages

Execute software upgrades, patch management, and capacity expansions on Ericsson/Amdocs platforms

Monitor network KPIs using Grafana, Kalix, and Ericsson ENM; resolve degradations proactively

Perform configuration management and provisioning using Ericsson ENM and OneFM

Develop and review MOPs for change management and maintenance windows

Collaborate with IMS, Fixed Voice, VAS, and NOC teams on cross-domain incidents

Provide Level 3 support and vendor TAC escalation management

Maintain accurate network documentation and knowledge-base articles

You will bring Education and experience

Education:

Bachelor’s in Telecom, Electronics, Computer Science or equivalent

Experience:

15+ years PS Core network engineering — hands‑on Ericsson platforms

Mandatory technical skills

Deep expertise in Ericsson vSGSN, vCGSN, vEPG, LTE-CA

Strong hands‑on experience with Amdocs PCF/PCRF (PCF N7/N15/N28; PCRF Gx/Gy/Gz)

Tool knowledge

Grafana

Kalix

Ericsson ENM

OneFM

ITSM / ServiceNow

Unix / Linux CLI

Protocol and technology knowledge

Diameter

GTP-C / GTP-U

PFCP

S1-MME

HTTP/2 (5G)

5G NAS

RADIUS

IPv4 / IPv6

QoS / 5QI

SCTP

Node types and platforms

Ericsson – vSGSNMME:





Serving GPRS Support Node / Mobility Management Entity — 2G/3G/4G attach and session management

Ericsson – vCGSNMME:

Combined GGSN/PGW — packet gateway, bearer management, APN routing

Ericsson – vCSGNEPG:

Cloud Smart GGSN/EPG — EPC gateway functions, VoLTE bearer support

Ericsson – Consumer/Corporate vEPG:

Evolved Packet Gateway — consumer and corporate APN separation

Ericsson – LTE-CA:

LTE Charging Aggregator — offline charging, CDR generation and mediation

Ericsson – DNS (Gn/Gp):

Domain Name System for GPRS inter-PLMN routing and APN resolution

Ericsson – Native WMG:

Wireless Mediation Gateway — mediation and routing of charging records

Amdocs – PCF:

Policy Control Function (N7/N15/N28) — 5G policy rules and QoS control

Amdocs – PCRF:

Policy & Charging Rules Function (Gx/Gy/Gz) — 4G policy and online/offline charging

Additional advantages and requirements

Added advantage:

Good understanding of 5G Technology and PS Core KPIs, with ability to interpret and act on packet core performance degradation trends

Right to Work:

Full right to work in Australia; Sydney-based or relocating

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 Prospect Employer. learn more.

Primary country and city:

Australia (AU) || Sydney

Req ID:

788216

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📌 Ms Core Cloud Specialist Ps Core-1 (Haymarket)
🏢 Ericsson
📍 Haymarket