Job Description

Responsibilities:

• Perform operation, support, monitoring and maintenance of mobile systems infrastructure including IP/MPLS packet backbone, Internet backbone, Out-of-Band (OOB) management network, and Gi/GRX roaming network.

• Assist in the evaluation, testing, implementation, acceptance and commissioning of network and security systems, ensuring successful service deployment and integration.

• Execute network configuration changes, software upgrades, migration activities and maintenance works in accordance with operational procedures and maintenance schedules.

• Perform fault isolation, troubleshooting and root cause analysis for network incidents and service issues, and provide timely restoration to minimize service impact.

• Monitor network performance, capacity utilization and service availability, and provide recommendations for optimization and expansion.

• Prepare technical reports, operational procedures, network