Key Responsibilities: Responsible for the IP platform monitoring, troubleshooting and maintenance include IP Transition and IPVPN network, NGN and etc. Responsible for the Transmission network which is including International Private Leased Circuit and International Ethernet Private Line network service monitoring, troubleshooting and maintenance. Requirements: Higher Diploma or above in telecommunication or related subjects. 1 year relevant working experience in telecommunication. Sound knowledge in data communication, transmission and IP network with IT/Telecom related certificates are definite advantage. Key Responsibilities: Perform daily system monitoring and troubleshooting on voice devices and network, and handle customers’ queries. Responsible for VoIP network and traditional voice network provisioning and support, feature testing, verification and reporting. Responsible for voice system upgrade and migration planning. Requirements: Degree holders or above in Computer Science, Information Technology or Telecommunications, with 2+ years work experience in IT industry. Good Knowledge in SBC and Softswitch, IPX / IMS Network, ISUP signaling, VoIP SIP and Diameter protocol. Good understanding on voice system connection with different operators, fraud call analysis and blocking.
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