Principal OT Cybersecurity Consultant

Overview

In this role you will shape the cybersecurity of critical national infrastructure, focusing on Operational Technology (OT) and ICS across GB & Ireland. You will lead assessments, architecture reviews, and cyber maturity engagements while shaping consulting offerings and roadmaps. You’ll work with owners and operators of Critical Power Infrastructure, translating technical findings into actionable guidance for executives. This is a senior, impact-driven role within a growing OT cybersecurity practice that values collaboration and industry leadership.

Pay / Benefits

• Attractive remuneration with target-related bonus
• Hybrid working options
• Employee share plans
• 26 days of annual leave
• Excellent pension scheme
• Health and wellness offerings

Responsibilities

• Lead OT cybersecurity assessments, architecture reviews, and cyber maturity engagements
• Produce consultancy-grade reports with pragmatic recommendations for executive stakeholders
• Facilitate customer workshops and executive briefings
• Support customers in developing OT cyber resilience roadmaps
• Identify opportunities to extend consulting engagements through trusted advisory relationships
• Support strategic pursuits, proposals, and customer engagements
• Develop new consulting services aligned to emerging market and regulatory requirements
• Mentor colleagues and contribute to a high-performing consulting practice
• Represent the business through conferences, working groups, and industry forums

Key requirements

• Significant experience within OT or ICS
• Experience delivering OT cybersecurity consulting
• A degree in Engineering, Cybersecurity, Computer Science, or equivalent experience
• Professional certifications such as ISA/IEC 62443 Expert, GICSP, CISSP, or GIAC (desirable)
• Experience in supporting owners or operators of Critical Power Infrastructure
• Experience leading customer-facing consulting engagements
• Strong knowledge of SCADA, DCS, PLCs, RTUs, OT networking, IEC 62443, NIS/NIS2, and CAF
• Ability to build trusted customer relationships and identify follow-on consulting opportunities
• Eligibility to work in the UK without sponsorship
• Willingness to travel throughout Great Britain & Ireland

• Relationship-building
• Executive communication
• Mentoring/coaching
• OT/ICS cybersecurity
• SCADA/DCS/PLC/RTU familiarity
• OT networking

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