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Senior Fixed Voice Network Specialist

Singtel GroupRyde, New South Wales🇦🇺AustraliaPosted 26 Sept 2026

Quick Overview

Seniority
Mid Senior
Employment type
Full Time
Work mode
Hybrid
Location
Ryde, New South Wales, Australia
Compliance

Job Description

Optus seeks a Technical Specialist, Fixed Voice to own operation, maintenance and support of its Fixed Voice network infrastructure. You will work with Ribbon platforms to ensure availability, performance and compliance while helping modernise tooling through observability and automation.

You bring 15+ years in telecoms, deep knowledge of CS2000/C20/SBC, and hands-on experience with SIP, ISUP and OSS tools. The role offers hybrid work with strong collaboration across teams.

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