IMS Core Engineer

IMS CORE ENGINEER / ARCHITECT The IMS/VoLTE Integration Engineer will analyze, prepare, implement and verify the configuration and integration of a node, network and/or system. Your scope of work could include the scenarios of introduction, upgrade expansion, functionality and capacity. Your work will in part form our customer legacy. KEY RESPONSIBILITIES : As part of the mobile core team, you will take care of our IMS mobile platform; you will have the following responsibilities: - Manage networks and nodes within the IMS domain for our 2.5G, 3G & 4G networks (SIP, H323, IMS/IMT, VoLTE, VoWiFi) - Using dashboards (and building new ones) to clearly and quickly discover issues and patterns - Accountable and responsible to follow the communications procedures in place when handling an incident. Communication is both internal within our company and external to our third-party providers. - Maintenance, troubleshooting, security audits, and emergency response - Undertake fault handling and corrective actions on node, service and infrastructure level - Handle project activities, implementing / adapting (new) IMS E2E service functionalities, nodes, services - When needed, cover the 7x24 monitoring shift responsibilities (On call support, Baby Sitting activities etc.) - Wireshark tracing of critical infrastructure to debug issues - Provide input, implement and verify improvements in processes and work instructions · - Verify and implement configuration changes - Work to identify and drive improvement KEY QUALIFICATIONS At least 10 years’ experience in the core network domain with a mobile networks - Holding a BSc degree in Telecommunication or Computer Science (post-graduate studies are a bonus) and 10+ years core telecommunications network experience. - Working knowledge of telecom networks like 2G, 2.5G, 3G and LTE (MME, SGW, PGW, and MME). - Great Conceptual understanding of IMS evolution and trends - IMS Subsystems, functionalities and IMS services call flows. - Great k