Railway IT/OT Systems Engineer - Cybersecure & Resilient

Hitachi; Singapore; On-site; SGD 80,000 - 120,000; Full time

Job summary

Hitachi Rail Singapore Pte. Ltd. is seeking an experienced IT/OT Systems Engineer to design, integrate, and secure technology systems used across the railway environment.

You will bridge IT and OT, supporting control centres, stations, depots, and trackside infrastructure while ensuring safety, resilience, and operational continuity. You will work with multidisciplinary teams on cybersecurity, testing, commissioning, and operation, contributing to secure, available railway operations and

Qualifications

• Bachelor’s degree or equivalent qualification in Computer Engineering, Computer Science, Information Technology, Electrical or Electronic Engineering, Telecommunications, Control and Automation, Systems Engineering, Railway Engineering, Cybersecurity, or a related discipline.
• Typically five or more years of relevant professional experience in railway transportation, critical infrastructure, industrial automation, utilities, aviation, defence, or another high-availability environment.

Responsibilities

• Design cybersecured, resilient IT/OT architectures for railway operational environments.
• Develop network diagrams, system architectures, data-flow diagrams, interface specifications, IP addressing plans, and firewall communication matrices.
• Integrate railway applications with servers, networks, storage, virtualisation, identity services, monitoring platforms, and cybersecurity solutions.
• Support systems such as operational and backup control centres, SCADA and station management systems, signalling and train-control interfaces; passenger info and safety systems.
• Review supplier designs and ensure technical solutions meet operational, cybersecurity, availability, and maintainability requirements.
• Configure, administer, and troubleshoot routers, switches, firewalls, VPN gateways, servers, storage, and virtualisation platforms.
• Establish secure network segmentation and demilitarised zones; implement secure remote maintenance and access controls.
• Support Windows and Linux platforms, directory services, backups, monitoring, and centralised logging.
• Engineer redundancy, fault tolerance, disaster recovery and failover capabilities.

Skills

IT/OT integration

Cybersecurity

Network engineering

System integration

Windows Server

Linux

SCADA

Education

Bachelor's degree or equivalent in Computer Engineering / Computer Science / IT / Electrical or Electronic Engineering / Telecommunications / Control and Automation / Systems Engineering / Railway Engineering / Cybersecurity

Tools

VMware

Firewall configuration

Job description

Hitachi Rail Singapore Pte. Ltd. is seeking an experienced IT/OT Systems Engineer to design, integrate, and secure technology systems used across the railway environment.

You will bridge IT and OT, supporting control centres, stations, depots, and trackside infrastructure while ensuring safety, resilience, and operational continuity. You will work with multidisciplinary teams on cybersecurity, testing, commissioning, and operation, contributing to secure, available railway operations and