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Domain Architect - Fixed Voice

Singtel
Full-time Macquarie Park, New South Wales Computer Occupations
Posted:
June 15, 2026
Location:
Macquarie Park, New South Wales, Australia

Job Description

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.

Your day to day will consist of

  • Own and maintain end‑to‑end Fixed Voice and Interconnect architectures, covering current, transitional, and target states across domestic and international environments.

  • Define and evolve the Fixed Voice technology roadmap aligned with busine...

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    Job Overview

    Job Type: Full-time
    Location: Macquarie Park, Australia
    Posted: June 15, 2026
    Deadline: July 25, 2026