Senior ICS OT Cyber Security Engineer

Senior ICS OT Cyber Security Engineer
Stone, Staffordshire - Hybrid + UK Wide Travel
Competitive Salary

VIQU are working with a leading operational technology and digital transformation organisation delivering critical projects across energy, water, renewables, and manufacturing. The Senior ICS OT Cyber Security Engineer will secure and optimise industrial control systems, conduct threat assessments, penetration testing, and design technical solutions to mitigate cyber risks. The role involves mentoring junior engineers, collaborating with stakeholders, with occasional travel to client sites and the Stone office.

Key Responsibilities of the Senior ICS OT Cyber Security Engineer:

• Design and secure OT/ICS networks and cross-domain communications.
• Conduct threat modelling, vulnerability assessments, and red team exercises.
• Implement cybersecurity solutions, audit systems, and ensure compliance with relevant frameworks.
• Mentor junior team members and support project delivery.
• Maintain strong client and stakeholder relationships.

Key Requirements of the Senior ICS OT Cyber Security Engineer:

• Degree in Computer Science, Systems Engineering, or similar with 5+ years' relevant experience.
• 2+ years' experience in ICS/critical infrastructure cybersecurity.
• Knowledge of SCADA, PLCs, RTUs, OT protocols (MODBUS, OPC, DNP3).
• Experience with secure network design (switching, routing, Firewalls).
• Experience conducting audits, risk assessments, and implementing technical security frameworks (eg, NIST 800-53/82, ISO 27001, IEC 62433).
• Strong stakeholder management and communication skills.
• Willingness to travel to client sites across UK.
• Eligible for SC clearance.

To discuss this opportunity in more detail, please APPLY NOW. Alternatively, you can contact Katie Dark directly at (see below) .

If you know someone who would be ideal for this role, VIQU is offering an introduction fee of up to £1,000 once your referral successfully starts with our client (terms apply).

Senior ICS OT Cyber Security Engineer
Stone, Staffordshire - Hybrid + UK Wide Travel

Competitive Salary