Principal Security Advisor

The Decipher Bureau • Australia, South Australia, Australia • Posted June 06, 2026

Location Australia, South Australia
Job Type Full-time
Category Computer Occupations
Posted June 06, 2026

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 a Principal Security Advisor 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.
  
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 ...

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