Location
singapore
Job Type
Full-time
Posted
June 16, 2026
Job Description
Senior Engineer (Mobile Core Operations)
Date: 24 Feb 2026
Location: SG
Job Description
- Perform Operation and Administration support for 4G/5G Mobile Core nodes (SMSC/SMSGW/MNP/STP/SMSF/VAS services) to ensure smooth network operation.
- Perform system maintenance activities, such as system release upgrade and patch installation to improve system performance.
- Develop and review system operations processes and maintain operational documents to ensure operation effectiveness.
- Perform system Security Hardening, Vulnerability Assessment and implementing the necessary correction / process to address / mitigate security risks.
- Perform proactive monitoring of network service KPI/alarms and performance analysis to ensure service quality level.
- Perform troubleshooting of local/ roaming sms issue or Roaming partners related testing and support.
- Lasie with content provider on connectivity and...
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