Top Engineering Jobs in Sydney, NSW

Support and lead L2/L3 investigations for 5G Cloud Core (UDM/CCxx) incidents, perform fault isolation and service restoration, analyze logs and network flows, collaborate with product/project teams to improve stability, manage provisioning/data operations and upgrades, and drive automation, documentation and knowledge sharing to prevent repeat faults.

Deliver network design and optimization services and presales support for global telecom customers. Design complex end-to-end solutions spanning devices, RAN, transport, and packet core, incorporating 4G, 5G, AI/ML, and Cloud-RAN technologies. Improve service, software, and product offerings; translate customer business objectives into network performance improvements; implement solutions within scope, cost, and schedule; manage acceptance; and share technical expertise.

Operate, maintain and evolve Ribbon/GENBAND fixed-voice switching across Australian data centers. Perform fault management, incident resolution, software upgrades, SBC provisioning, KPI monitoring, change MOPs, cross-team incident collaboration, Level 3 vendor escalation, and maintain network documentation and knowledgebase.

Provide L2 operational support and administration for multi-vendor telecom VAS platforms (messaging, charging, roaming, API gateway, voicemail, eSIM, IoT). Perform advanced troubleshooting across application, platform, and network layers, manage incidents/changes, execute upgrades and maintenance, conduct RCAs, optimize performance and capacity, support DR/BCP and backups, develop runbooks and automation, and mentor junior engineers to meet SLAs.

Senior engineer to operate, maintain and evolve Ericsson PS Core and Amdocs PCF/PCRF nodes across Sydney data centers. Deliver L3 support, incident and fault management, software upgrades, capacity expansions, KPI monitoring, configuration/provisioning via ENM/OneFM, change MOPs, vendor TAC escalation, cross-domain collaboration, and maintain documentation.

Operate and maintain Ericsson Telco Cloud (CEE/CNIS) and SDN infrastructure on Linux/OpenStack and Kubernetes/OpenShift. Manage hyperscale hardware, storage (Ceph/ScaleIO/Nexenta), switches/routers, load balancers, and firewalls. Monitor systems, perform capacity and health checks, and automate operations with Bash, Python and Ansible in a 24x7 environment.

Operate, maintain and evolve Ericsson IMS and Nokia CS Core nodes across Sydney data centers. Perform fault management, incident resolution, upgrades, capacity planning, KPI monitoring, configuration/provisioning, change MOP development, Level 3 support and vendor escalation, and maintain documentation and knowledge-base.

Operate and maintain telco cloud infrastructure and SDN in a 24x7 environment. Support Ericsson cloud products, OpenStack and Kubernetes/OpenShift workloads, hyperscale hardware, storage (Ceph/ScaleIO/Nexenta), datacenter networks, load balancers and firewalls. Monitor systems, perform capacity and health checks, automate tasks with Bash/Python/Ansible, and collaborate with cross-functional teams to ensure stable, secure virtualized network functions.

Operate, maintain and evolve Ericsson IMS and Nokia CS Core nodes in Sydney data centers. Perform fault management, upgrades, capacity planning, KPI monitoring, configuration/provisioning via ENM/OneFM, produce MOPs, provide L3 support and vendor TAC escalation, and maintain network documentation and knowledge-base.

Senior Packet Core engineer responsible for operating, maintaining and upgrading Ericsson PS Core and Amdocs PCF/PCRF nodes across Sydney data centers. Duties include fault and capacity management, KPI monitoring, configuration/provisioning with ENM/OneFM, software patching, MOP development, cross-domain incident collaboration, Level 3 support and vendor escalation, and maintaining documentation and runbooks.