Provide network fault diagnosis, troubleshooting, and issue resolution to ensure service continuity and system stability.

Timely report incidents and major issues through the management chain according to internal processes and customer requirements.

Work closely with customers from issue initiation to closure, ensuring that problems are fully resolved and customer expectations are met.

Collaborate with second and third level support teams and internal stakeholders to resolve complex technical issues.

Follow operational procedures strictly and use company platforms for ticket handling, documentation, and reporting.