Principal OT Cyber Security Adviser

6 days ago

Brisbane, Queensland, Australia Aurizon Full time $150,000 - $200,000 per year

Job Number:

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.

About Aurizon.

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.

To learn about us and our company values, please visit

Advertised: 03 Oct 2025 E. Australia Standard Time

Applications close: 10 Oct 2025 E. Australia Standard Time

  • Cyber Security OT SME

    2 weeks ago

    Brisbane, Queensland, Australia NTT DATA Full time $120,000 - $180,000 per year

    Is innovation part of your DNA? Do you want to enable a connected future for people, organizations, and society?Join our growing global NTT team and you'll be part of the world's largest ICT company (by revenue). We've combined the capabilities of 28 remarkable companies to become one, leading technology services provider. Together, we help our people,...

  • Cyber Security OT SME

    2 weeks ago

    Brisbane, Queensland, Australia NTT Ltd Full time $120,000 - $180,000 per year

    Is innovation part of your DNA? Do you want to enable a connected future for people, organizations, and society?Join our growing global NTT team and you'll be part of the world's largest ICT company (by revenue). We've combined the capabilities of 28 remarkable companies to become one, leading technology services provider. Together, we help our people,...

  • Cyber Security Engineer

    2 weeks ago

    Brisbane, Queensland, Australia NTT DATA, Inc. Full time $120,000 - $140,000 per year

    Cyber Security Engineer (PAM + MFA – One Identity)Our client, a renowned technology provider in the rail industry, is seeking a Cyber Security Engineer to join their team at Eagle Farm, Queensland. This role is an exceptional opportunity to contribute your cyber security expertise within a forward-thinking environment supporting critical...

  • Cyber Security Engineer

    2 weeks ago

    Brisbane, Queensland, Australia NTT DATA Full time $120,000 - $180,000 per year

    Cyber Security Engineer (PAM + MFA – One Identity)Our client, a renowned technology provider in the rail industry, is seeking a Cyber Security Engineer to join their team at Eagle Farm, Queensland. This role is an exceptional opportunity to contribute your cyber security expertise within a forward-thinking environment supporting critical...

  • Lead Cyber Security Engineer

    2 weeks ago

    Brisbane, Queensland, Australia NTT DATA Full time $120,000 - $180,000 per year

    We're seeking a Lead Cyber Security Engineer with hands-on expertise in VEAMS to join a high-impact infrastructure program in Brisbane. This role will lead the design, integration, and deployment of cybersecurity solutions across complex environments, ensuring robust protection and compliance with industry standards.Role Summary:The Lead Cyber Security...

  • Lead Cyber Security Engineer

    2 weeks ago

    Brisbane, Queensland, Australia NTT DATA, Inc. Full time $120,000 - $180,000 per year

    Lead Cyber Security Engineer (Vulnerability Management – Nozomi) Location:Brisbane Contract:12 months + possible extensionsAbout the ProjectBe part of one of Queensland's most significant infrastructure transformations This large-scale rail program is enhancing connectivity across Southeast Queensland — featuring new underground stations, twin tunnels...

  • Cyber Security Engineer

    1 day ago

    Brisbane, Queensland, Australia Edison Talent Full time $120,000 - $180,000 per year

    This Government Department provides other agencies with access to resources that strengthen their Cyber Security resilience and maturity. As a Cyber Security Engineer within this team your role will range from assessing to uplifting a range of customer environments providing technical expertise, collaboration, consultation and delivery. You'll be involved...

  • Lead Cyber Security Engineer

    2 weeks ago

    Brisbane, Queensland, Australia NTT DATA Full time $120,000 - $180,000 per year

    Our client's team, a pioneer in the rail technology sector, is searching for a Lead Cyber Security Engineer to champion the development and implementation of advanced security strategies. Situated at Eagle Farm, Queensland, this role invites a professional with expert knowledge to guide cybersecurity initiatives critical to safeguarding next-generation rail...

  • Cyber Strategy

    3 days ago

    Brisbane, Queensland, Australia Bluefin Resources Pty Limited Full time $120,000 - $180,000 per year

    We are seeking an experienced Technical Lead/ Manager - Governance, Risk and Compliance (GRC) to join our client's growing team to contribute to the successful execution of their strategic technology framework to maximise the value of technology related business investments that assist the clients corporate and operational goals. This is a 12-month...

  • Cyber Strategy

    6 days ago

    Brisbane, Queensland, Australia Talent Street Full time $200,000 - $250,000 per year

    Cyber Strategy & Maturity Uplift Lead Location: Brisbane (flexible hybrid options)Salary: $ Superannuation per HourLength of contract: 12 month contract with high possibility of extension Are you an experienced cyber security leader ready to shape the strategic direction of a major utilities organisation? This is your chance to play a pivotal role in...