1. Responsible for ensuring the normal and stable operation of SDH equipment, PTN equipment, scheduling switching equipment, and administrative switching equipment. According to requirements, carry out maintenance and upkeep of SDH equipment, PTN equipment, scheduling switching equipment, and administrative switching equipment. When equipment components are damaged, repairs and replacements should be carried out in a timely manner, and no system failures, outages, or other events caused by SDH equipment, PTN equipment, scheduling switching equipment, or administrative switching equipment should occur. 2. Regularly perform maintenance and upkeep on SDH equipment, PTN equipment, scheduling switching equipment, and administrative switching equipment. Timely identify damaged hardware components and replace them; through hardware checks, analysis of faults and alarms, operational data, logs, and other information over a quarter, submit a quarterly operational analysis report. 3. Cooperate with communication maintenance personnel to complete configuration item modifications, and be responsible for organizing and preserving the modification records.
