Optus is an Australian telecommunications company, delivering more than 11 million services to our customers every day across mobile, broadband and digital solutions.

The Domain Architect – Fixed Voice and Interconnect is responsible for the end‑to‑end architecture, evolution, and technical governance of Fixed Voice platforms and services, ensuring solutions are secure, resilient, scalable, and aligned with business strategy and industry standards. Acting as the technical authority across legacy and next‑generation voice technologies, the role drives roadmap development, solution design, and complex transformation initiatives within the Fixed Voice and Interconnect domain.