- Voice Network Engineer my primary responsibility is to design, develop and maintain phone system and networks . This involves task such as, Evaluate, design, and maintain existing or proposed contact center, IVR and session border communication systems. Managing user accounts, roles, and permissions within the Genesys PureCloud environment. Analyzing data to identify areas for improvement and optimize customer experience. Voice Network Engineers also play a crucial role in troubleshooting network issues, optimizing performance and staying up to date with the latest industries standards and advancements.