Network Engineer - VOIP

Primary Skill: Excellent Communication skills, VOIP, troubleshooting VoIP infrastructure, Call routing, SIP/SS7protocols, Hosted PBX, SIP Trunking, PRI,Toll-Free Services, Long Distance, and Audio Conferencing

Resposibilities:

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  Provide end-to-end support for telecom services, from ticket creation to issue resolution.
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  Support and manage commercial voice services, including Hosted PBX, SIP Trunking, PRI,

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  Utilize Cisco Unified Communications Manager (CUCM), CCNA Voice, and CCNP Voicek

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  Troubleshoot various VoIP call issues, such as ASR, ACD, PDD, Dead Air, DTMF, codec

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  Monitor and manage alarms across network entities including routers, switches, NGN

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  Perform proactive network monitoring and troubleshooting of Dialogic NGN, Sansay,

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  Work closely with vendors and carriers on T1/T3 TDM circuits, conducting head-to-

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  Investigate and resolve fraud-related issues and conduct fraud analysis as necessary.
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  Provide escalation support for other teams by analysing SIP/SS7 traces, CDRs, and raw

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  Regularly update customers on the status of tickets, ensuring timely resolution and

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  Conduct regular follow-ups with vendors and ensure that any network-related issues are

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  Troubleshoot and resolve issues related to VoIP phone features, such as answering rules,

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  Assist with troubleshooting Toll-Free and Calling Card issues, providing resolutions based on

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  Maintain a proactive approach to network monitoring and ensure that all service disruptions

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  Should be ready for 24/7 work environment.