3 of 3 PSTN Jobs in London

cloud platforms such as AWS, Microsoft Azure, or Google Cloud, including architecture, security, networking, and operational considerations.Knowledge of voice and telephony architecture, including SIP, PSTN connectivity, telephony routing, carrier integration, session border controllers (SBCs), and contact centre networking considerations.Knowledge of modern integration patterns including APIs, event-driven architectures, middleware ...

knowledge of cloud migration dynamics, API-first platform architectures, and how enterprises evaluate and adopt communications infrastructure Working knowledge of telecom fundamentals, including SIP, PSTN, voice infrastructure, and regulatory considerations such as E911 Exceptional outbound prospecting ability with a track record of self-sourced pipeline generation Ability to build relationships ...

will ownSupport and improve a global Cisco UC and collaboration estateManage changes, upgrades and configuration across voice, video and conferencing platformsTroubleshoot SIP, SBCs, PSTN trunking, endpoints and call flowsBuild automation around UC workflowsSupport voice recording, compliance and messaging archive platformsIntegrate on-premise UC with Webex, Zoom, Teams and related servicesImprove … operational standardsExperience needed7+ years in voice, UC or collaboration engineeringStrong experience with CUCM, Cisco Meeting Server and ExpresswayGood knowledge of SIP, SBCs and PSTN SIP trunkingExperience supporting Cisco phones, softphones and video endpointsStrong troubleshooting and fault-isolation skillsScripting or automation experience in Python, PowerShell or similarExperience in a high-availability ...