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, LDAP
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

📌 Remote Mobile Core/IMS Architect (Colombia)
🏢 NextGen | GTA: A Kelly Telecom
📍 Colombia