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Enterprise Security Architect - AI-First & Cloud

Australia Post GroupMelbourne, Victoria🇦🇺AustraliaPosted 5 Oct 2026

Quick Overview

Seniority
Mid Senior
Employment type
Full Time
Work mode
Hybrid
Location
Melbourne, Victoria, Australia

Job Description

Australia Post is seeking a Principal Security Architect to lead security architecture across a complex technology landscape. You will set strategic direction, shape reference architectures and partner with engineering, delivery and executives to secure solutions at scale.

You will drive AI-first security approaches, threat modelling, and automated assurance, while supporting major transformation programs and critical cyber capabilities across the enterprise.

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