In addition, the Unified Communications Engineer III performs operational tasks, including scheduled maintenance, project work, and installation tasks, while providing guidance and mentoring of other Unified Communications staff ESSENTIAL FUNCTIONS Research, develop, design, and implement VoIP solutions, integrate current PBX infrastructure and associated interfaces such as Contact Center during the transitioned to VoIP.Research, develop, design, and implement IP based interfaces to existing interfaces such as nurse call, telemedicine, audio visual, instant messaging, presence, desktop sharing and telepresence video conference environments. Troubleshoots hardware, software and configuration issues in support of the VoIP PBX infrastructure and associated interfacesMonitor and manage capacity of UC resources environmentsDevelop and maintain a Unified Communications disaster recovery plan.