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Senior Fixed Voice Engineer: Ribbon/CS2K & SBC Expert

Optus EnterpriseSydney, Sydney🇦🇺AustraliaPosted 26 Sept 2026

Quick overview

SeniorityMid Senior
Employment typeFull Time
Work modeHybrid
LocationSydney, Sydney, Australia
GrafanaITIL

Job description

Optus is seeking a Technical Specialist, Fixed Voice, to operate and maintain Ribbon Fixed Voice infrastructure across multiple platforms. You'll deliver Level 2 fault management, incident resolution and complex troubleshooting within ITIL-aligned practices.

Collaboration with NOC, engineering and vendors will drive reliability and tooling evolution. Ideal candidates bring 15+ years in Fixed Voice, deep knowledge of CS2K/C20/SBC, SIP trunking, and strong analytics with Grafana/Wireshark.

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