1 of 1 Temporary Avaya Jobs in London

operational support background. The successful candidate must have strong experience in Microsoft Teams Voice administration and end-to-end UC migrations , particularly transitioning services from legacy voice platforms (PSTN, Avaya, etc.) to MS Teams . This is an on-site role across East London, Luton, and Bedfordshire , with frequent travel between sites -- own transport is essential . The candidate must … resource accounts. Configure and manage Teams-certified handsets (Yealink or equivalent). Apply best practice for numbering, naming conventions, and governance. Telephony Migrations & Support Migrate services from legacy systems (Avaya, BT, MSD, PSTN, etc). Coordinate number PORTs with telco suppliers and ensure smooth cutovers. Test inbound/outbound routing, call flows, and contingency arrangements. Provide second and third-line … within NHS Digital or other large-scale public/health organisations. Experience working with third-party telecommunications providers, including number PORTs. Experience working with multiple UC/Voice platforms (Avaya, Cisco VOSS/CUCM, BT, Centrex, PSTN, hosted VoIP). Disclosure and Barring Service Check This post is subject to the Rehabilitation of Offenders Act (Exceptions Order) 1975 and as More ❯