OT Cybersecurity Consultant

Overview

In this OT Cybersecurity Consultant role, you help protect critical infrastructure by designing and implementing cyber controls for OT/ICS environments. You will work with engineers and operations teams to understand architectures and risks, delivering technical recommendations and secure solutions. The role spans multiple CNI sectors, offering exposure to SCADA, PLCs, and industrial networks while advancing cyber maturity. You’ll contribute to incident readiness and threat detection, shaping resilient operations across OT estates.

Pay / Benefits

• flexible working
• mentoring and professional development
• training and certifications
• opportunities to participate in communities of practice
• exposure to multiple sectors and projects
• pension and holiday allowance

Responsibilities

• Assess, design and implement cybersecurity controls in OT/ICS environments
• Collaborate with engineers and operations to understand architectures and risks
• Review OT networks and ICS infrastructure to identify security improvements
• Contribute to secure OT architectures including network segmentation and monitoring
• Support cybersecurity assessments and security improvement initiatives across CNI sectors
• Produce technical documentation, recommendations and client deliverables
• Assist with integrating security controls across IT and OT networks
• Support incident readiness, threat detection and monitoring initiatives when required
• Keep up to date with OT cybersecurity developments and communicate progress to clients

Key requirements

• OT cybersecurity experience within CNI or industrial/operational environments
• Knowledge of OT/ICS tech (SCADA, DCS, PLCs, RTUs, industrial networking, safety systems)
• Hands-on security engineering across IT and OT networks
• Familiarity with IEC 62443, NIST CSF, ISO 27000, MITRE ATT&CK, NIS/NIS2
• Strong stakeholder engagement and communication skills to translate risk to business terms
• Understanding of design principles for safety, reliability, resilience and secure lifecycle
• Awareness of cloud and edge integration in OT

• stakeholder engagement
• clear communication
• risk-informed decision making
• OT/ICS security
• SCADA, DCS, PLCs, RTUs
• IT/OT security tooling (endpoint protection, firewalls, IDS)

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