Principal OT Consultant

Overview

In this role you will lead cyber security efforts for industrial control systems and SCADA environments, driving secure architectures and risk-based remediation. You will work with global delivery teams and client stakeholders to enable OT security capabilities and growth of the practice. You’ll translate technical findings into business-friendly reports and help shape OT security strategies across projects and regions. This position offers exposure to critical infrastructure contexts and cross-functional collaboration with an OT Director.

Pay / Benefits

• Flexible working arrangements
• Pension, life assurance, and share save scheme
• Maternity and paternity leave
• Private healthcare
• Ongoing learning and development
• Inclusive and collaborative culture

Responsibilities

• Deliver OT cyber security services including architecture, assurance, and engineering
• Assess, design, and implement security controls for industrial environments
• Conduct risk assessments and gap analyses using frameworks such as NIST and IEC 62443
• Translate technical findings into business-focused reporting and remediation plans
• Guide delivery teams and oversee project execution
• Stay current on OT-specific threats, vulnerabilities, and mitigations
• Support international teams and attend client sites when required

Key requirements

• Strong expertise in ICS/SCADA and OT/IT convergence
• Practical experience with NIST, IEC 62443, and related standards
• Proven team leadership and consulting experience
• Excellent written, verbal, and presentation skills
• Certifications such as GIAC GICSP, IEC 62443
• Experience delivering OT projects within critical national infrastructure environments

• Leadership
• Excellent communication
• Stakeholder management
• ICS/SCADA expertise
• OT/IT convergence
• NIST

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