ali teimourpour

Troubleshooting and technical support for hardware, networks, routers, and switches.

I was responsible for planning, designing, and optimizing the Voice Core network across CS Core and IMS domains. My work included monitoring KPIs, improving call quality, troubleshooting signaling and voice issues, implementing new features, and coordinating with cross‑functional teams to ensure stable and high‑quality VoLTE/VoWiFi and legacy voice services.

Diagnosed and resolved faults in large-scale telecom core networks serving over 50 million subscribers. Performed hardware and software troubleshooting on core network systems. Conducted root cause analysis for outages, failures, and service degradations. Worked with transmission links, network nodes, and inter-operator connectivity. Monitored KPIs, alarms, and performance indicators to ensure service quality. Coordinated with field teams for on-site repairs and hardware replacements. Documented incidents,

Built and tested electronic prototypes and hardware components. Performed fault analysis and repair of electronic boards. Prepared devices for production and quality testing. Developed software for AT8051 microcontroller-based projects.