Ra
Posted:
March 02, 2026
Location:
London, London, United-Kingdom
Job Description
Packet Core Design Engineer (4G / 5G SA)
The Essentials looking for candidates with 3GPP 4G and 5G SA knowledge of Packet Core Network, understanding architecture, integration and protocols on Core network interfaces (4G mainly S1-MME/U, S4, S6a, S5/S8, SGi and others, for 5G SA N-interfaces/SBA architecture), knowledge of NFVI architecture/principles of containerised virtual systems management (Kubernetes) and understanding of IP networks. The role will require contributing to High and Low Level Packet Core Network designs for MME, GW-C, GW-U (4G) and AMF, SMF, UPF (5G SA), integration of these components with other parts of Emergency Services Network, supporting test activities and troubleshooting issues and config management for Packet Core Networ...
We are looking for a Packet Core specialist to lead the design and integration. This role focuses on the transition from 4G legacy systems to a cloud-native 5G Standalone (SA) architecture.
The Essentials looking for candidates with 3GPP 4G and 5G SA knowledge of Packet Core Network, understanding architecture, integration and protocols on Core network interfaces (4G mainly S1-MME/U, S4, S6a, S5/S8, SGi and others, for 5G SA N-interfaces/SBA architecture), knowledge of NFVI architecture/principles of containerised virtual systems management (Kubernetes) and understanding of IP networks. The role will require contributing to High and Low Level Packet Core Network designs for MME, GW-C, GW-U (4G) and AMF, SMF, UPF (5G SA), integration of these components with other parts of Emergency Services Network, supporting test activities and troubleshooting issues and config management for Packet Core Networ...
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Job Type:
Full-time
Location:
London, United-Kingdom
Posted:
March 02, 2026
Deadline:
April 11, 2026