IMS Engineer

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 solutions Supporting IMS, VoLTE, VoWiFi, and VoNR configuration, commissioning, integration, and troubleshooting Analyzing logs, traffic traces, call flows, and configuration data Working on VNF/CNF architecture, OpenStack/OpenShift, Kubernetes, and containers Creating and executing MOPs on production networks Preparing technical documentation, including HLD, LLD, functional requirements, and specificatio...