https://jobs.co.uk/job/ims-core-engineer-sc-eligible-flint-uk-technology-services--4cd325ec-8edc-4783-b1ae-874bab4d98ce RSS feed for IMS Core Engineer- SC Eligible at Flint UK Technology Services. en-gb Sat, 25 Apr 2026 05:24:58 GMT https://jobs.co.uk/job/ims-core-engineer-sc-eligible-flint-uk-technology-services--4cd325ec-8edc-4783-b1ae-874bab4d98ce https://jobs.co.uk/job/ims-core-engineer-sc-eligible-flint-uk-technology-services--4cd325ec-8edc-4783-b1ae-874bab4d98ce Wed, 22 Apr 2026 11:53:15 GMT Location: Reading | Salary: 10000-500000 Annual | Type: Contract | Job Title: IMS Engineer Location: Reading (Hybrid) Role Overview Responsible for design, integration, and support of IMS core networks enabling VoLTE/VoWiFi services, ensuring high availability and service performance. Key Responsibilities Manage and support IMS nodes (CSCF, HSS/UDM, SBC, TAS) Troubleshoot SIP/Diameter call flows and perform RCA Support VoLTE/VoWiFi service delivery and optimization Handle L2/L3 incidents and ensure SLA adherence Lead upgrades, integrations, and new service rollouts Collaborate with RAN, Core, and vendor teams Required Skills Strong IMS architecture knowledge (SIP, Diameter, VoLTE call flows) Hands-on troubleshooting (Wireshark, traces) Experience with LTE/5G Core integration Linux/Unix; Scripting (Python/Shell preferred) Preferred Experience with vendors like Ericsson, Nokia, Huawei Exposure to UK operators such as Vodafone or BT Group Knowledge of NFV/Cloud (OpenStack/Kubernetes) Contract