Network Voice Specialist

www.hcltech.com Requirements and Qualifications: Knowledge of various PBX systems including Cisco, Avaya. Primary Cisco Call manager. Configure Session Border Controllers & Voice Gateways, SIP trunks (Centralized, Local). Knowledge of VoIP protocols such as SIP, H323, RTP, TCP, UDP, Voice Codecs Implement and support the technology change from Carrier ISDN (E1/T1) circuits to centralized Carrier SIP and from Legacy PBX to Microsoft Teams Direct Routing Knowledge of Cisco Expressway (Core and Edge) Troubleshooting Voice Infra issues Familiarity with Cisco TAC cases and software updates. Implementation and support of Microsoft Teams Phone System and Microsoft Teams Direct Routing Extensive knowledge of Microsoft Teams Voice including Conferencing, Voicemail & Auto Attendant Experience with Microsoft Teams administration, 3rd party app integrations, Call Quality dashboard etc. Experience with end point management & security including Teams Room systems (Video) Understanding of Incident, Request & Change management in ticketing tool Excellent communication and collaboration skills Advanced english Nice to have: - knowledge of PowerShell Understanding of SharePoint, Jira for project management would be an added advantage Ability to handle Cisco TAC cases and Cisco software updates