Youll be expected to understand the environment end-to-end, diagnose complex problems across Avaya communications platforms, SIP, call flows, network infrastructure, Cisco, Linux, Active Directory, and integrated third-party applications/CPE, and bring the right Avaya resources together to drive issues through resolution. You will be the customers trusted technical advisor and the senior engineering authority for the account-owning complex technical issues, leading high-priority escalations, strengthening technical governance, and providing hands-on technical leadership across a sophisticated enterprise communications environment.