Responsible to execute and provision interconnection of Supplier of Voip routes and Customers Responsible to test the quality of the route, provide QOS report Proficient in producing technical documentation related to change control processes and root cause assessment.Understanding of wholesale telecom billing will be an added advantage To provide resolution of issues & maintain high quality standards of support End-to-End ownership of resolution of issue raised by the customer. Troubleshooting and resolution of customer issues raised - proactive / reactive. Knowledge of any network monitoring tool (like Zenoss) and troubleshooting network alerts. Monitor and maintain space usage, connectivity problems on both Linux and Windows servers.
Experience with any ticketing management systems. Experience in working on Asterisk VOIP PBX preferred. Past programming experience is a plus. Strong knowledge of Excel and MS Access. Excellent written and verbal communication skills. Must be able to support International customers and interface with executive management. Follow-up with various teams external and internal. To work in shifts Knowledge of Linux and Windows Operating systems. Database experience (MySql/SQL Server). Experience in SONUS Idea on Asterisk as well Good knowledge of SIP & H.323 Protocol, Call Flow, Cause Codes, VOIP Codecs. Knowledge/HANDS ON EXPERIENCE of Session Initiation Protocol (SIP), H.323, SDP, RTP, RTCP, TCAP & SS7 protocol suit. Experience on at least 2 SBC's like Sansay, Nextone, Sonus,VOS, Portaone, Veraz, Acme Packet etc. Master in troubleshooting VOIP Issues, Proficient with tools like Wireshark. Hands on knowledge on Nextone/ Sansay / Other SBC's (Provisioning/Troubleshooting/ Supporting etc