Senior OT Cybersecurity Infrastructure Architect & Engineer

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

Senior OT Cybersecurity Infrastructure Architect & Engineer. The successful candidate will have solid experience in the rail industry, managing wayside installation design and routing cables along the track and within technical rooms. This position is based in Naples, Italy. Mission

Design, implement, integrate, and validate a

complete OT Cybersecurity Infrastructure

for railway and critical‑infrastructure projects. The role combines

security architecture ownership

with

hands ‑ on engineering and implementation responsibility , ensuring that Cybersecurity platforms and controls are deployed according to international standards, project requirements, and local regulatory frameworks. The OT Cybersecurity Infrastructure Architect & Engineer acts as the

technical authority for security platforms , from core IT/OT infrastructure to SOC‑enabling technologies, supporting the full lifecycle from design through commissioning and operational handover. Accountabilities

Defines reference architectures, platform designs, and integration patterns Personally implements, configures, and validates security platforms Deep understanding of operational constraints, availability, safety, and lifecycle issues Capable of designing secure solutions independently of specific vendors, while integrating commercial products effectively Design end‑to‑end OT cybersecurity infrastructure architectures aligned with IEC 62443 and TS 50701 principles Define technical standards, reference architectures, and design patterns for OT cybersecurity platforms. Ensure architectural consistency across multiple projects and geographic regions. Actively design, deploy, configure, and validate the following OT Cybersecurity Infrastructure components Functional tests for security controls Integration testing with OT subsystems Support vulnerability assessments, configuration reviews, and remediation activities. Provide technical input to Security Case and assurance documentation Required Skills/Knowledge

5 to 10 years of professional experience in IT/OT Cybersecurity infrastructure, with demonstrated responsibility for architecture and deployment. Proven experience delivering cybersecurity infrastructures CLC/TS 50701 ISO 27001 / 27005 OT network design and segmentation Firewalls, WAF, Proxies IAM / PAM / MFA NIDS & EDR SIEM architecture and integration Backup & Cyber Recovery Highly Preferred Skills & Knowledge

Railway or transportation OT environments SOC architecture and OT SOC onboarding Zero‑Trust adaptation for OT Experience delivering multi‑country programmes Deep understanding of OT and IT network architectures. Strong practical experience with: Firewalls, routing, switching, VLANs, VPNs Identity systems and access control models Linux and Windows server administration Virtualization platforms and data‑center design Ability to troubleshoot complex, multi‑vendor environments. Strong documentation and architectural reasoning skills Standards Compliance & Security Assurance Education/Qualifications

Bachelor’s degree in Cybersecurity, Computer Science, Information Technology, Telecommunications Engineering, Automation Engineering, Systems Engineering, or equivalent technical disciplines. Master’s degree in Cybersecurity, Information Assurance, or Systems Engineering is preferred. Languages

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.

#J-18808-Ljbffr