Hybrid opportunity in Mexico City — occasional office visits required.We are currently looking for an experienced IMS Engineer to join a mobile network project based in Mexico City.This is a hybrid role, requiring occasional visits to the office, so candidates should be based in Mexico City or able to commute when needed.The ideal candidate will bring strong hands-on experience in IMS Core, VoLTE, VoWiFi, VoNR, SIP, Diameter, LTE/EPC, 3G/4G/5G networks, and troubleshooting complex mobile network issues.Key responsibilities include:Designing, integrating, and implementing IMS Core solutionsSupporting IMS, VoLTE, VoWiFi, and VoNR configuration, commissioning, integration, and troubleshootingAnalyzing logs, traffic traces, call flows, and configuration dataWorking on VNF/CNF architecture, OpenStack/OpenShift, Kubernetes, and containersCreating and executing MOPs on production networksPreparing technical documentation, including HLD, LLD, functional requirements, and specificationsSuppo...