Mobile Packet Core Engineer

• Operate and maintain EPC, IMS and CS components, ensuring compliance with KPIs and SLAs.
• Monitor, perform configuration, upgrades, and patches for core network elements (MME, SGW, PGW, PCRF, HSS, SBC, CS Core and IMS nodes) working with other engineers.
• Monitor and analyse performance metrics to optimize capacity and quality of service.
• Troubleshoot complex issues across signalling protocols (Diameter, SIP, SS7, GTP, HTTPs) and resolve faults promptly.
• Manage IP connectivity for GRX and interconnect partners.
• Support roaming services and ensure IREG compliance.
• Support existing VAS SMS, Voice, Signalling solutions.
• Support the development and in life support of new products and services.
• Support on-net and international VAS and IoT growth with the integration of new platforms and tools and the onboarding or addition of services to additional customers and any integration into their network and/or systems.
• Monitoring, managing and support upgrades of the Mobile Core Physical, Virtualised and Containerised infrastructure.
• Review of the architecture and any preventative maintenance.
• Participate in network expansion, capacity planning, and software upgrades.
• Contribute to RFP evaluations and vendor discussions for core and IMS-related projects.
• Work with the Security Architect to (a) review assets, identify weaknesses and ensure appropriate security is maintained; (b) to ensure the Security strategy is implemented including the integration from within your domain with the security technology and tools.
• Investigate security alerts and provide incident response within your domain.

• Strong understanding of 2G, 4G and 5G mobile networking and associated core.
• Experience with mobile core nodes (MME, SGW, PGW, PCRF, HSS, AMF, UPF and SMF) and IMS components (SBC, , S-CSCF, I-CSCF BGCF etc).
• Strong understanding of protocols utilised in a mobile network including but not limited to SIP, Diameter, SS7 and HTTPs.
• Knowledge of IP networks, routers, switches, firewalls, dynamic routing protocols and an appreciation of system security.
• An understanding and skills to configure and administer a telecoms virtualised environment.
• Flexible approach to work and participation in a callout rota.
• Desire to learn new technologies through both formal and self-learning and ability to adapt to an ever-changing technical environment.
• Willingness to explore and create AI and automated tools to aid the team with support of the mobile network nodes and customer faults.
• Diligence and attention to detail are key skills along with ability to multi-task and prioritize work appropriately.
• cheerful and optimistic attitude to work.
• Good interpersonal skills with both internal and external customers.

Your specialist: Debbie Amankwa

Quote job ref: 16367

Hi, I'm Debbie and I look forward to receiving your submission for this fantastic opportunity with this business.

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