Operational Technology; OT) Cyber Security Architect

We believe in the power of ingenuity to build a positive human future. We challenge where it matters and own the outcome. We combine strategic thinking customer-centric service design and agile engineering practices to accelerate innovation in a tech-driven world.

Why consider joining our Digital & Data community

• Join our Digital & Data team working alongside product design and a wide range of other experts and cross-disciplinary teams to bring ideas to life through innovative software solutions.
• Grow a flexible and unique career within a trust-based inclusive environment that values excellence innovation and curiosity. You have the option to progress with us on a technical career track. No need to go onto the Partner career track if this doesnt align with what you want to do.
• Hybrid working - our approach is to be in the office or on client site a minimum of 2 days per week.
• Work on a broad variety of projects and tech stacks for clients across seven sectors - no project is ever the same
• Join other experts within our supportive and collaborative tech community through knowledge-sharing and peer-level support coaching and mentoring
• Deepen your expertise through our culture of learning and growth youll have budget to take courses (technical and non-technical training) plus gain certifications

Our tech stack

While we advocate for using the right technology for the right task you can expect to work across complex IT and OT environments helping clients strengthen cyber resilience secure critical systems and design practical security architectures that can be deployed safely in operational settings.

• OT and industrial control systems including ICS SCADA and OT network environments.
• Security architecture approaches including segmentation zoning secure remote access monitoring logging and telemetry.
• Recognised frameworks and standards such as IEC 62443 NIST CSF NCSC CAF ISO 27001 NIS/NIS2 and related regulatory requirements.
• OT security tooling and monitoring platforms such as Nozomi Claroty Dragos Microsoft Defender for IoT or similar technologies.
• Architecture modelling and delivery tools used to define target-state designs roadmaps and implementation plans.

What you can expect

As an OT Cyber Security Architect you will lead the design and delivery of security architectures across complex operational environments. You will work with senior stakeholders engineering teams and regulators to translate cyber risk into practical deployable security outcomes. You will act as a technical authority and trusted advisor shaping how clients secure their OT estates while balancing resilience safety and operational efficiency.

• Architect and design secure OT environments aligned to good practice global standards and regulation including IEC 62443 and NIS/NIS
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• Translate cyber risk assessments into target-state architectures security control designs and pragmatic implementation roadmaps.
• Define secure integration patterns between IT and OT environments including segmentation access control monitoring and resilience capabilities.
• Lead OT security transformation work streams including secure remote access vulnerability management protective monitoring and operational resilience.
• Advise CISOs CIOs operational leaders and engineering teams on OT risk resilience regulatory obligations and investment priorities.
• Support technology selection deployment and optimisation while helping clients right-size security controls to minimise operational disruption.

Youll work to agile best practice and collaborate cross-functionally with multiple teams and stakeholders. Youll use your technical skills to solve complex client problems contribute to internal propositions and support the development of reusable tools playbooks and guidance for…