Mobile Packet Core Designer

Location:London (Hybrid)

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Contract:3-month rolling contract

Role Overview

We are seeking an experiencedMobile Packet Core Designerto support the design, development, and optimisation of mobile packet core networks within a telecom environment. The role will focus on architecture, design, and implementation support across EPC/5G Core platforms, ensuring scalable, high-availability mobile data services.

Key Responsibilities

• Design and developmobile packet core network architecturesacross EPC and/or 5G Core environments.

• Producehigh-level and low-level design documentation(HLD/LLD).

• Supportcapacity planning, performance optimisation, and network evolution.

• Work closely withengineering, operations, and vendor teamsto deliver packet core solutions.

• Contribute tointegration and migration activitiesacross LTE and 5G networks.

• Ensure solutions meetsecurity, resilience, and scalability requirements.

• Providetechnical expertise and troubleshooting supportduring deployment and testing.

Required Skills & Experience

• Strong experience withMobile Packet Core technologies(EPC/5G Core).

• Hands-on knowledge ofSGW, PGW, MME, PCRF, UPF, SMF, AMFcomponents.

• Experience producingnetwork design documentation(HLD/LLD).

• Understanding of3GPP standards and mobile data protocols(GTP, Diameter, HTTP/2).

• Experience working withvirtualised/cloud-native telecom infrastructure(NFV, Kubernetes, OpenStack or similar).

• Strong stakeholder communication and vendor management skills.

Desirable

• Experience with major vendors such asEricsson, Nokia, Huawei, or Ciscopacket core solutions.

• Exposure to5G Standalone (SA)deployments.

• Experience inCI/CD, automation, or network orchestrationenvironments.

Working Model

• Hybrid workingwith regular presence inLondon. xbpsjku

• 3-month rolling contract, with potential extension.