The Senior VoIP Engineer (Porting Specialist) is responsible for designing, configuring, and deploying VoIP system, including PBX, SIP trunks, and call management tools, while ensuring seamless integration with existing IT and network infrastructure. The role focuses on managing number porting processes, monitoring and maintaining VoIP performance, and troubleshooting complex connectivity, call quality, and protocol-related issues. This position also requires implementing security measures, optimising system reliability, and leveraging monitoring tools to proactively resolve issues.