We are seeking a highly skilled IMS Core Network Expert to join our dynamic team at GSD MS Managed Performance Services. This role is critical in ensuring the performance, optimization, and reliability of Nokia CS/IMS Core network infrastructure. The ideal candidate will bring deep technical expertise in IMS protocols, call flows, and 3GPP standards, along with hands-on experience in performance analysis, troubleshooting, and network optimization. You will collaborate with cross-functional teams to drive innovative solutions, resolve customer issues, and enhance network KPIs to meet industry benchmarks.
Nokia IMS Core Network Optimization: KPI calculation, Capacity forecasting, and network audits. Identify performance bottlenecks and resolve incidents.
IMS Call Flow & Protocol Analysis: Troubleshoot Registration, SIP call setup/teardown, RTP/RTCP, EPSFB, and Interworking. Analyze SIP error codes and cause codes.
Network Operations & Customer Support: Interface with customers, perform end-to-end tracing and call flow analysis, and provide technical resolutions.
Network Architecture & Optimization: Design, deploy, and maintain CS/IMS Core elements. Collaborate on network enhancements and capacity planning.
Automation & Tooling: Utilize Power BI, NetAct/OSS, and Cloud platforms for monitoring.
Documentation & Reporting: Prepare reports, lead CS/IMS Core performance meetings, and define database/network parameters.
Nokia is a global leader in connectivity for the AI era. With expertise across fixed, mobile and transport networks, powered by the innovation of Nokia Bell Labs, we’re advancing connectivity to secure a brighter world.
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If you’re interested in this role but don’t meet every listed requirement, we still encourage you to apply. Unique backgrounds, perspectives, and experiences enrich our teams, and you may be just the right candidate for this or another opportunity.
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Nokia is a global leader in telecommunications and digital infrastructure, enabling the connected world.