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 environmen t. 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 tea ms Support IMS Core platforms and servic es Perform advanced troubleshooting, log analysis, and root cause analys is Lead technical bridge calls during critical inciden ts Support network automation, observability, and security improvemen ts Collaborate with cross-functional teams to resolve complex network issues Required Skills Strong experience in Mobile Core / IMS technolog ies Knowledge of LTE, VoLTE, VoWiFi, and 5G netwo rks Experience with Telco Cloud (CNF/VNF environmen ts) Familiarity with Linux/Unix troubleshoot ing Understanding of network protocols such as TCP/IP, DNS, Diameter, Radius, L DAP Experience with Kubernetes, Docker, Helm, Ansible, OpenStack, or cloud-native environme nts Strong communication and customer-facing ski lls Preferred Experience with telecom vendor core network platf orms Exposure to network monitoring, automation, and containerized telecom solut ions Fully remote role Must support US business hours Flexibility required during critical incidents or escalations #J-18808-Ljbffr