Senior OT Cybersecurity Infrastructure Architect & Engineer

Location:

Naples, Campania, Italy

Job ID:

R0126588

Date Posted:

2026-07-23

Company Name:

HITACHI RAIL STS S.P.A.

Profession (Job Category):

Engineering & Science

Job Schedule:

Full time

Remote:

No

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 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

IEC 62443 (zones/conduits, SLs, system & component requirements)

CLC/TS 50701

NIST 800‑82

ISO 27001 / 27005

OT network design and segmentation

Firewalls, WAF, Proxies

NAC & RADIUS

IAM / PAM / MFA

NIDS & EDR

SIEM architecture and integration

Backup & Cyber Recovery

Windows & Linux hardening

Virtualization platforms (hypervisors)

Highly Preferred Skills & Knowledge

Railway or transportation OT environments

SOC architecture and OT SOC onboarding

Zero‑Trust adaptation for OT

Scripting / automation (PowerShell, Python)

Experience delivering multi‑country programmes

Competencies

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

Testing, Validation & Commissioning

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

English fluent.

Italian proficiency

Alla posizione si applica il vigente CCNL per l’industria metalmeccanica privata e l’installazione di impianti, con inquadramento nel livello B3, ai sensi della relativa disciplina di classificazione del personale. Retribuzione annua lorda compresa tra 40.000€ - 52.000€.

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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 at https://www.hitachirail.com/careers .

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