Principal OT Cybersecurity Engineer

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About Us

A career at Hitachi Rail will help create a legacy. With operations in every corner of the world, our work goes to the cutting-edge of digital transformation and technology. From the multi-cultural strength of our global organisation to the sustainable and innovative ways we work to bring people together, there’s something for everyone to get stuck into. And that’s where you come in.

Job Description:

Hitachi Rail is looking for an enthusiastic self-motivated Principal OT Cybersecurity Engineer who thrives in a fast-paced environment. The successful candidate is comfortable performing a wide range of tasks from administrative to strategic. The position is based in Brisbane, Australia.

The Principal OT Cybersecurity Engineer leads and executes high-complexity cybersecurity engineering tasks, coordinates technical project activities, ensures compliance with international standards (IEC 62443, CLC/TS 50701, NIST, ISO 27001), and supports integration, validation, and assurance of cybersecurity controls across all OT and railway subsystems.

This role bridges architecture, engineering, and technical project management; supporting the Cybersecurity Manager while guiding and mentoring Cybersecurity Specialists.

Key accountabilities:

Technical Authority for OT Cybersecurity

• Act as the senior technical reference point for engineering teams and suppliers.
• Approve technical security solutions, architectures, and design proposals.
• Review and validate compliance with IEC 62443-3-3, 4-1, 4-2 security requirements.
• Provide expert guidance on secure system architecture, zoning/segmentation, OT protocol security, and secure integration of critical systems.

Cybersecurity Engineering & Design

Lead and participate in the development of:

• System Security Requirements (SRs)
• Zones & Conduits architecture
• Network and security architecture (IT/OT)
• Secure configuration baselines and hardening guidelines
• Security integration plans for signalling, telecom, SCADA, and control systems
• Assess vendor solutions against technical and security requirements.
• Identify gaps and propose technical remediations aligned with program constraints.

In addition…

• Risk Assessment & Cybersecurity Assurance
• Implementation & Integration of Cybersecurity Technologies
• Testing, Validation & Acceptance
• Technical Project Management
• Documentation, Reviews & Stakeholder Interaction

Required skills and knowledge:

• Bachelor’s degree in Cybersecurity, Computer Science, Information Technology, Systems Engineering, or related STEM disciplines.
• Master’s degree in Cybersecurity, Systems Engineering, Information Assurance, or related disciplines preferred.
• 6-10 years of experience in Cybersecurity engineering within OT/ICS environments, transportation, energy, utilities, or other critical infrastructure.
• Demonstrated hands on experience implementing, validating, and troubleshooting OT security solutions.
• Experience contributing to or leading technical project management activities.
• Experience in railway, metros, high-speed lines, or transportation systems.
• Knowledge of local regulations and cybersecurity frameworks in various regions
• (e.g., NIST, ENISA, APAC critical infrastructure frameworks, Middle East national cybersecurity frameworks).
• Experience in SOC integration and operational handover.
• Cloud or hybrid architecture for operational environments.
• IEC 62443 (required)
• CLC/TS 50701 (required for railway related deployments)
• NIST 800 82 / 800 53
• ISO 27001 / ISO 27005

At Hitachi Rail, we know that a diverse business is a sustainable business. Working collaboratively with a range of internal networks, we’re continuously improving our policies and products. From accessible, sustainable design to achieving a better gender balance. We base these efforts on our core values: Harmony, Sincerity, and Pioneering spirit. And by aligning with these, we’re able to create a workplace where people not only feel comfortable but are given opportunities to thrive. We’re especially keen to hear from women and people of all genders considering a career in engineering, cybersecurity, and rail technology.

What we offer:

• Annual performance, development, and salary review process.
• Ongoing professional development and training.
• Salary continuance.
• Health and Wellbeing initiatives throughout the year (incl. flu vaccinations).
• Employee Assistance Program (employees and family).
• Days off per year sponsored by the company in addition to the statutory public holidays and leave entitlements.
• Invitation to attend and participate in Company sponsored social events throughout the year.

Thank you for your interest in Hitachi Rail. If your application is of interest, we will be in contact. Please do not hesitate to discover more about us and our latest jobs athttps://www.hitachirail.com/careers.

At Hitachi Rail, there is a place for everyone.We welcome and value differences in background, age, gender, sexuality, family status, disability, race, nationality, ethnicity, religion, and world view.It is our commitment to create an inclusive environment - we are proud to be an equal opportunity employer.

We would be delighted if you would be one of our followers at https://www.linkedin.com/company/hitachirail