Senior OT/ICS Cybersecurity Engineer (IEC 62443, Hybrid)

Company: Fynity
Apply for the Senior OT/ICS Cybersecurity Engineer (IEC 62443, Hybrid)
Location: Hebburn
Job Description:

Senior Cybersecurity Engineer – OT / Critical InfrastructureNorth East | Hybrid

We’re looking for a Senior Cybersecurity Engineer with strong IEC 62443 (essential) knowledge to join a team working on the protection of critical infrastructure and industrial environments.This is a great opportunity for someone with a strong cybersecurity background who wants to develop further within Operational Technology (OT), IEC 62443. Industrial Control Systems (ICS), and secure engineering solutions.

Key responsibilities:

Design and support secure cybersecurity architectures across projects.Develop cybersecurity models aligned to industry standards.Support Product & Solution Security activities across engineering teams.Manage Cyber Security Test activities, including FAT and SAT.Identify improvements to security processes and overall security posture.Provide cybersecurity guidance across project teams.Essential experience:

Strong cybersecurity background.Experience within OT / ICS, industrial automation, or critical infrastructure security.Knowledge of IEC 62443 (essential).Understanding of standards such as IEC 62351, IEC 61850 and NIS2.Exposure to OT networks and security technologies including firewalls, IDS/IPS, IPSec and SSL/TLS.Strong stakeholder communication skills.Desirable:

CISSP, GICSP, CISA or similar certifications.Experience with substation automation, virtualisation, networking or cloud technologies.Hybrid working | Competitive salary + benefitsA fantastic opportunity to apply your cybersecurity expertise in IEC 62443 environment in a role protecting the systems that keep essential services running

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Posted: July 26th, 2026