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 related work.

Qualifications

Appropriate qualification in Electronics/ Communications/ N...