Solution Design Specialist

Packet Core Design Engineer (4G / 5G SA)

We are looking for a Packet Core specialist to lead the design and integration of a mission‑critical Emergency Services Network. This role focuses on the transition from 4G legacy systems to a cloud‑native 5G Standalone (SA) architecture.

The Essentials

• 4G Design: Deep knowledge of MME, GW-C, GW-U and interfaces (S1-MME/U, S6a, S5/S8, SGi).
• 5G SA Design: Expertise in SBA architecture and N-interfaces (AMF, SMF, UPF).
• Cloud‑Native: Experience with NFVI and Kubernetes (containerised systems management).
• Deliverables: Ownership of HLD/LLD, integration, and configuration management.
• Networking: Strong understanding of IP networks and core protocols.

The Mission

You will be responsible for the high‑level and low‑level design of core components, supporting critical test activities, and troubleshooting complex issues to ensure the reliability of em...