Guna Sekhar

Unified Communications Engineer @Volkswagen Financial Services Canada

Pickering, ON, CA

Managed and maintained a comprehensive Cisco UC and Contact Center Enterprise infrastructure, including voice and video VoIP endpoints. Spearheaded the early adoption of Microsoft Teams Phone System, configuring PSTN connectivity, Direct Routing, and cloud-based Teams IP phone registration. Developed training resources to ensure smooth user transition to Teams.Led the migration of Cisco Voice Gateways to Oracle Acme Packet 4600, replacing PRI circuits with ITSP, and configuring essential SBC elements such as interfaces, session agents, and local policies. Ensured operational continuity by managing Oracle SBC backups, performing upgrades, and implementing fraud protection measures.Supported integration and maintenance of Acqueon Outbound Call Back solutions with UCCX and UCCE, and administered Verint Call Recording Suite. Employed tools like Thousand Eyes, Prognosis, and Akkadian for Unified Communications provisioning and automated tasks.Facilitated seamless addition of new sites to the UC infrastructure, coordinating disaster recovery tests, and managing vendor relationships for hardware installation. Played a critical role in incident management, change management, and resolving trunk outages and SIP anomalies with major carriers across North America

University of Houston

Masters, Industrial Engineering