About Us:

RATP Dev Western Sydney Airport (RDWSA) is a subsidiary of the RATP Group, global leader in high-capacity urban rail and the world's third largest public transport operator.

Our 25,000 people design, operate, maintain and modernize urban and interurban transportation networks. We serve more than 100 cities in 17 countries, delivering tailored mobility solutions that address each community’s unique environmental, social, and economic challenges.

We build, deliver and commit for the best of public transport - every day, everywhere, for everybody - to make it the natural choice for cities and passengers.

As a contractor to the Australian Federal and NSW governments, Parklife Metro is leading a transformative metro project connecting St Marys to Bradfield, linking with the new Western Sydney Airport.

The Parklife Metro (PLM) consortium made up of Plenary, RATP Dev, Siemens, and Webuild is delivering the Stations, Systems, Trains and Operations & Maintenance (SSTOM) package of works for the Sydney Metro-Western Sydney Airport (SM-WSA) project.

RDWSA will proudly operate and maintain 6 new stations, 12 metro trains, core rail systems, and a state-of-the-art stabling and maintenance facility at Orchard Hills on the Western Sydney Airport metro line for 15 years after the line has become operational.

About the Role:

Reporting directly into the Digital Systems Director, this role will be responsible for providing technical expertise in the area of Operational Technology (OT) and IT Cyber Security including the design, review, implementation, system administration of cyber security technologies/ solutions including security services management and forensic activities. Your day-to-day responsibilities might include:

Implement cyber security technologies/solutions, ensuring seamless integration into OT/IT environments.

Provide technical expertise for cyber architecture, system design, and security integration.

Develop and maintain cybersecurity standards, policies, and management plans.

Coordinate with vendors and stakeholders to ensure compliance and smooth deployment of security solutions.

Manage and administer OT/IT/IoT cyber security controls, including asset management, patch management, identity & access management, and vulnerability management.

Lead incident response processes and monitor external cybersecurity service provider performance.

Stay updated on cybersecurity trends, regulatory requirements, and industry best practices.

About You:

This role is key to providing subject matter expertise to ensure seamless integration of cyber initiatives across the Design & Construction and Operations & Maintenance phases. The ideal candidate is a passionate OT, Cyber Security, and IT professional with strong communication skills to engage with project, business, and support teams. To be successful in this role you will need:

Minimum 5 years of experience in OT, IT, and Cyber Security, preferably in an OT/IACS environment.

Hands-on experience with OT/IT systems, including SCADA and other critical systems.

Strong understanding of IT/OT network communication protocols and security architecture.

Experience implementing cybersecurity technologies for OT domains, including cloud-based solutions like Claroty and Nozomi.

Practical knowledge of industry frameworks such as ISA/IEC 62443, NIST SP-800-82, SANS Controls, and ISO/IEC 27001 (CLC 50701 is an advantage).

Familiarity with compliance requirements, such as the SOCI Act 2018 and Information Privacy Act 2000.

Ability to develop technical and non-technical cybersecurity documentation for various audiences.

Knowledge of OT security aspects, including networking, firewalls, and industrial applications.

Experience with ITSM tools and password management (hands-on experience is an advantage).

Proven track record in incident response and third-party vendor management.