Director , Cybersecurity , Engineering, OT, TC UKI

At EY, we’re all in to shape your future with confidence. We’ll help you succeed in a globally connected powerhouse of diverse teams and take your career wherever you want it to go. Join EY and help to build a better working world.

About EY

At EY, we are committed to building a better working world. Our Cybersecurity Consulting Practice is rapidly expanding, and we are investing in our capabilities to meet the increasing demand for cybersecurity solutions. Join us and be part of a global team of over 13,000 professionals dedicated to delivering cutting-edge security transformation programs and services.

The Opportunity

As a Director in Cybersecurity, you will bring diverse perspectives and deep subject‑matter expertise to deliver high‑quality insights and outcomes for our clients. You will play a strategic leadership role in shaping and overseeing complex cybersecurity engagements, strengthening senior client relationships, and guiding teams to develop innovative, practical solutions that address the evolving security challenges organisations face.

Key Responsibilities

• Lead and manage large OT Security engagements, overseeing day‑to‑day delivery across industrial environments including manufacturing, energy, utilities, and critical infrastructure.
• Ensure delivery meets quality, time and budget expectations while navigating complex OT operational constraints.
• Apply deep technical and sector knowledge across OT, ICS, and IIoT environments to shape and deliver client programmes.
• Leverage expertise in IEC 62443, NIST CSF for OT, and the Purdue Model to conduct maturity assessments, design secure architectures, and lead OT cyber‑risk reduction initiatives.
• Identify, shape, and originate new OT security opportunities, using established industry relationships across engineering, operations, and cyber functions.
• Partner with senior practice and market leaders to pursue high‑value OT‑security‑focused opportunities.
• Develop differentiated proposals, point‑of‑view materials, and transformation roadmaps aligned to industrial cybersecurity trends.
• Provide visible leadership into a globally established high‑performing OT security team, sharing deep domain expertise in ICS/SCADA, industrial protocols, and secure OT architecture patterns.
• Mentor consultants to develop both technical skills and commercial acumen, fostering a culture of continuous learning and cross‑disciplinary collaboration.
• Develop impactful OT cybersecurity thought leadership, articulating market-relevant insights on IEC 62443 adoption, secure operations, industrial threat landscapes, and practical transformation strategies.
• Support the creation of frameworks and tools that differentiate the firm’s OT security offering.
• Build and maintain strategic relationships with senior client leaders, including operations executives, heads of engineering, CTOs, and CISOs.

Skills and Attributes for Success

• Exceptional communicator, able to clearly explain complex OT security concepts, risks, and architectures to both technical engineering teams and senior business stakeholders.
• Strategic thinker with deep OT cybersecurity expertise, capable of diagnosing complex industrial cyber challenges and shaping robust, standards-aligned solutions.
• Proven people leader, experienced in developing skilled OT cybersecurity teams through coaching, mentoring, and modelling inclusive, collaborative leadership behaviours.
• Strong commercial acumen, consistently delivering high‑quality outcomes, managing programme risks, and ensuring operational excellence across large‑scale industrial cybersecurity engagements.
• Experienced programme and engagement leader, adept at structuring and managing multi‑site OT security transformations.
• Pragmatic, client‑centric approach, able to navigate ambiguity across industrial operations.
• Strong market access and trusted relationships, leveraging established networks in OT‑heavy sectors.

To Qualify for the Role, You Must Have

• Proven experience defining and delivering OT‑centric cybersecurity strategies across industrial environments.
• A strong track record developing OT cybersecurity investment and transformation cases.
• Hands‑on experience designing and implementing OT security target operating models.
• Robust understanding of OT‑relevant cybersecurity regulations and frameworks.

Ideally, You’ll Also Have

• Relevant security and OT‑security‑specific qualifications.
• Experience operating within or alongside NCSC‑Assured Cyber Consultancies.
• Sector experience across OT‑heavy industries.
• Professional services experience delivering large‑scale OT cybersecurity transformations.

Note: The successful candidate must undergo and pass checks in line with SC (Security Check) clearance standards after joining EY.

At EY, you’ll have the chance to build a meaningful and fulfilling career, supported by an inclusive culture and cutting-edge technology. Together, we can create a better working world for all.

What We Look For

We’re interested in people with integrity who can collaborate with people from a diverse range of backgrounds and crucially a growth mindset.

What We Offer

We offer a competitive remuneration package where you’ll be rewarded for your individual and team performance. Our comprehensive Total Rewards package includes support for flexible working and career development.