Cybersecurity Specialist

Lead and support OT/ICS cybersecurity engineering and assurance for operational systems, including SCADA, BMS, EPMS, HVAC, airfield systems and other connected infrastructure. Review cybersecurity architectures, network segmentation, secure communications and system interfaces based on defence-in-depth principles. Evaluate vendor designs, technical submissions and system configurations against project specifications, cybersecurity standards and applicable regulatory requirements.

Apply IEC 62443 principles to cybersecurity risk assessments, system hardening, access control, asset management, remote access and lifecycle security. Develop and maintain cybersecurity documentation, including risk registers, asset inventories, compliance checklists, firewall requirements and gap assessments. Assess cybersecurity risks affecting PLCs, RTUs, IEDs, HMIs, SCADA systems, servers, network devices and virtualisation platforms.

Define and review requirements for secure configurations, vulnerability management, patching, monitoring, logging, backups and disaster recovery. Support secure third-party remote access, incident response, cyber resilience planning and recovery activities. Conduct cybersecurity design reviews, technical workshops, testing, commissioning and remediation activities with relevant project stakeholders.

Provide technical guidance throughout the project lifecycle, from design and procurement to handover and operations. Prepare technical reports cove