Customer Technical Care Advocate (CTCA) – IMS / Mobile Core Core Solutions Architect - IMS Location: Remote Work Hours: Must support North America business hours (Mon–Fri) Role Overview We are seeking an experienced Customer Technical Care Advocate (CTCA) to provide technical consultation, operational support, and issue escalation management for a telecom Mobile Core / IMS network environment . This role supports engineering and operations teams by ensuring network stability, troubleshooting complex issues, and assisting with network optimization and evolution initiatives. Key Responsibilities Provide day-to-day Mobile Core network operations support. Act as a technical point of contact for engineering and operations teams Support IMS Core platforms and services Perform advanced troubleshooting, log analysis, and root cause analysis Lead technical bridge calls during critical incidents Support network automation, observability, and security improvements Collaborate with cross-functional teams to resolve complex network issues Required Skills Strong experience in Mobile Core / IMS technologies Knowledge of LTE, VoLTE, VoWiFi, and 5G networks Experience with Telco Cloud (CNF/VNF environments) Familiarity with Linux/Unix troubleshooting Understanding of network protocols such as TCP/IP, DNS, Diameter, Radius, LDP Experience with Kubernetes, Docker, Helm, Ansible, OpenStack, or cloud-native environments Strong communication and customer-facing skills Preferred Experience with telecom vendor core network platforms Exposure to network monitoring, automation, and containerized telecom solutions Fully remote role Must support US business hours Flexibility required during critical incidents or escalations #J-18808-Ljbffr