(Apply in 3 Minutes) Principal OT Cyber Security Adviser

10 hours ago

City of Brisbane, Australia Monash University Full time

Job Number: 96810-529562 Work type: Permanent - Full Time Location: Brisbane Categories: Information Technology, Business Professional

Location: Brisbane (Hybrid)
Remuneration: Competitive package + bonus eligibility

- Impact at national scale protecting critical rail operations.
- Complex OT challenges with genuine executive backing.
- Hybrid work, supportive team culture and professional development.

About the role

Lead the uplift of Operational Technology (OT) cyber across a complex rail environment. You’ll set the standard for OT security (SCADA/ICS/industrial IoT), design and govern controls aligned to IEC 62443, and partner with frontline leaders to embed secure-by-design practices that protect safe, reliable operations.

Key responsibilities

- Develop and maintain OT cyber standards, patterns and controls that meet organisational and regulatory requirements.
- Own adherence to the OT Cyber Security Architecture under IEC 62443.
- Drive maturity uplift and governance across critical OT assets and maintenance practices.
- Provide authoritative advice on OT control requirements, policy and risk.
- Design future-state controls and integrations (identity/LDAP/SSO, APIs, mail, event management).
- Conduct threat/risk assessments and security reviews for suppliers, SaaS and integrations.
- Lead targeted vulnerability reduction across critical OT platforms.
- Build, maintain and test OT incident response plans with cross-functional teams.
- Perform and oversee security testing/assessments to proactively identify and address vulnerabilities.

About you

- Relevant degree (Cyber/IT/Engineering or similar).
- 10+ years in technical roles with 7+ years in cyber/information security, including OT exposure.
- Proven application of IEC 62443 and familiarity with NIST 800-53/800-82.
- Hands-on experience integrating controls with common enterprise services (LDAP/SSO, web/API, mail, event management).
- Strong knowledge of OT technologies and protocols (SCADA, ICS, industrial IoT).
- Organised, analytical, and able to translate risk into clear decisions and actions.
- Confident communicator who influences across frontline, engineering, operations and IT.

What we offer you:

At Aurizon, we support the development and growth of our employees. With a national portfolio of operations, we offer long-term and exciting career opportunities.

Some of our benefits include:

- Development and growth opportunities.
- Access to mentoring and development programs.
- Discounts on selected health insurance funds, personal travel, gyms, vehicles and retail brands.
- Parental leave program and super booster.

Aurizon is Australia’s largest rail freight operator and a top 100 ASX company.Each year, we deliver more than 250 million tonnes of Australian commodities right across the country. Aurizon is crucial to the Australian economy, connecting miners, primary producers and industry with international and domestic markets.

Look to Aurizon for a diverse and collaborative culture.

At Aurizon, we are proud of our diverse, collaborative, creative and high-performance culture. We celebrate the contribution of every employee and provide opportunities for career development in a dynamic, caring, and inclusive work environment.

Advertised: 03 Oct 2025 E. Australia Standard Time
Applications close: 10 Oct 2025 E. Australia Standard Time

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