Principal OT Cybersecurity Consultant

Principal OT Cybersecurity Consultant

Location: AWE, Reading

Contract: 12 months

Rate: Negotiable

Clearance: Active UKDVclearance - mandatory

Deliver secure operational technology systems that protect critical national infrastructure. This contract opportunity is ideal for an experienced OT cybersecurity professional who thrives on solving safety‑critical challenges and guiding complex, regulated transformation programmes. You'll be working within a world‑leading nuclear environment, ensuring digital resilience across industrial control systems.

Location and Working Pattern

This role is on‑site at AWE, Reading. Given the level of clearance required, on‑site presence is essential to meet project and security requirements.

Client Overview

Our client is a leading organisation operating in the nuclear and defence sectors, delivering vital national security programmes supported by advanced engineering and cyber expertise.

Responsibilities

• Lead the design and implementation of secure OT/ICScybersecurity architectures.
• Conduct and oversee cybersecurity risk assessments and assurance activities.
• Apply industry and regulatory standards, including IEC62443, NCSCCAF, NISRegulations, and ONRSecurityAssessmentPrinciples.
• Support security accreditation processes and liaise with regulators and senior stakeholders.
• Provide technical leadership across OTcybersecurity initiatives.
• Contribute to bids, solution development, and client relationship growth across CNI, nuclear, and defence sectors.

Must‑have Requirements

• Significant experience in OT/ICScybersecurity, architecture, and risk management.
• Expert understanding of IEC62443, NCSCCAF, NISRegulations, and ONRSAPs.
• Proven background within safety‑critical, regulated, or high‑hazard environments.
• Demonstrable consulting experience with strong client‑facing and stakeholder engagement skills.
• Active UKDVclearance (essential).

Nice‑to‑have Skills

• Recognised certifications such as CISSP, CISM, or GICSP.

Company Culture

We welcome applications from every walk of life and are committed to diversity within the industries we support, as a certified Inclusive Recruiter and Armed Forces friendly employer.

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