VoIP & Network Engineer (SIP, SBC, IP)

Classy Wheeler Limited; Hong Kong; On-site; HKD 180,000 - 240,000; Full time

Job description

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