Cyber Security OT SME

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, clients, and communities do great things with technology to create a more secure and connected future. We employ 40,000 people across 57 countries. By bringing together the world's best technology companies and emerging innovators, we work together to deliver sustainable outcomes to businesses and the world. Innovation is part of our DNA. We believe it's key to what makes us different. So, we strive to move forward, challenge the status quo, and drive excellence through the technologies we integrate and the services we deliver around the world. The result is connected cities, connected factories, connected healthcare, connected agriculture, connected conservation, connected mobility, and connected sport. Together we enable the connected future.

Want to be part of the team?

The Cyber Security OT SME will lead the integration of cybersecurity technologies within Operational Technology (OT) environments, with a strong focus on rail systems such as ETCS (European Train Control System). The role ensures compliance with industry standards and contributes across the full system engineering lifecycle.

Your day at NTT

• Lead cyber integration into OT systems, including signalling and control platforms.
• Ensure alignment with IEC 62443 and TS 50701 cybersecurity standards.
• Support system architecture, risk assessments, and technical documentation.
• Collaborate with engineering teams to deliver secure, compliant solutions.
• Provide expert guidance on ETCS-related cybersecurity challenges.
• Maintain RPEQ registration and uphold professional engineering standards.

What would make you a good fit for this role?

• Extensive experience in cybersecurity engineering within OT or industrial control environments.
• Strong understanding of rail systems, especially ETCS or similar signalling technologies.
• Practical knowledge of IEC 62443 and TS 50701 standards and their application.
• Experience in system integration, secure communications, and network architecture.
• Ability to work across the full system engineering lifecycle in multidisciplinary teams.
• RPEQ registration (or eligibility to obtain) and excellent communication, documentation, and stakeholder engagement skill

Join our growing global team and accelerate your career with us. Apply today.

For more information about this or other opportunities, please contact Timothy Wold. Please quote our job reference number

About us

NTT Ltd. is a leading global technology services company. Working with organizations around the world, we achieve business outcomes through intelligent technology solutions. For us, intelligent means data driven, connected, digital and secure. As a global ICT provider, we employ more than 40,000 people in a diverse and dynamic workplace that spans 57 countries, trading in 73 countries and delivering services in over 200 countries and regions

NTT is proud to be an equal opportunity employer with a global culture that embraces diversity. We are committed to providing an environment free of unfair discrimination and harassment. We do not discriminate based on age, race, color, sex, religion, national origin, disability, pregnancy, marital status, sexual orientation, gender reassignment, veteran status, or other protected category.