Senior Engineer

StarHub • Singapore, Singapore, Singapore • Posted June 08, 2026

Location Singapore, Singapore

Job Type Full-time

Category Engineers

Posted June 08, 2026

Job Description

Purpose:

• Provide technical and operational support for 4G/5G Mobile Core nodes (nTAS/MSS/SBC/CFX/HSS/HLR/OneNDS/UDM/AUSF/FW) and International Roaming related service support.
Responsibilities:

• Perform daily operation and administration of 4G/5G Mobile Core nodes (nTAS/MSS/SBC/CFX/HSS/HLR/OneNDS/UDM/AUSF/FW) and ensure smooth network operation.

• Carry out system maintenance activities eg patch installation to improve system performance, system release upgrade.

• Develop and review system operations processes, update network and operational documents to ensure operation effectiveness.

• Perform system security hardening, vulnerability assessment, and implement the necessary corrections/ processes to mitigate security risks.

• Perform proactive monitoring of network service KPIs/ alarms and performance analysis to ensure service quality level.

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