Principal Security Advisor

The Decipher Bureau

Full-time Computer Occupations
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Location
Australia, South Australia, Australia
Posted
June 05, 2026

Job Description

Role: Principal Security Advisor
Location: Adelaide CBD | Hybrid Working - 3 days in office
Contract: 12-Month (Daily Rate) + Likely Extensions (3-year program).

Company & Role:
We're partnering with a major critical infrastructure organisation seeking aΒ Principal Security AdvisorΒ for a 12-month engagement. This is a senior advisory role embedded across a portfolio of high-impact IT and OT initiatives, where you'll provide authoritative security advisory and architecture guidance, drive OT security programs, and engage broadly across the business to shape strong security outcomes.
Β Β 
The environment is highly project-driven, with a particular focus on Operational Technology (OT) security - including network mapping, dependency analysis, and network fortification across complex, layered environments. You'll operate as a trusted senior voice within ...