OT/ICS Security Consultant

JR United Kingdom; Chester; On-site; GBP 50,000 - 80,000; Full time

Job summary

A leading company in the UK is seeking an experienced OT/ICS Cyber Security Specialist to enhance cyber resilience in operational technology environments. The successful candidate will work closely with internal teams to manage cyber risks and improve security posture while engaging with external partners. A strong background in cybersecurity principles and experience in OT and ICS is essential, along with good communication skills.

Qualifications

• Experience working in securing OT, ICS, or industrial environments.
• Strong understanding of cybersecurity principles and operational risk.
• Good communication skills for technical and non-technical teams.

Responsibilities

• Support the development of OT cyber security practices.
• Contribute to the identification of vulnerabilities in OT systems.
• Monitor and improve security controls and access policies.

Skills

Vulnerability Management

Security Assessment

Policy Development

Network Security

Job description

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We are looking for an experienced OT/ICS Cyber Security Specialist to help strengthen cyber resilience across operational technology environments. You will play a key role in identifying and managing cyber risks in OT systems while working closely with internal teams and external partners to improve overall security posture.

This role is ideal for someone who understands the intersection of engineering, operations, and cybersecurity and wants to make a meaningful impact in complex, real-world environments.

• Vulnerability Management
• Security Assessment
• Policy Development
• Compliance and Regulations: Ensuring compliance and providing SME support to programmes of work delivering transformation in line industry standards such as IEC62443 and Industry regulations (NIS, CAF, OG86 and HSE).
• Network Security

Key Responsibilities

• Support the development and implementation of OT cyber security practices
• Contribute to the identification and remediation of vulnerabilities in OT systems
• Work with engineering, operations, and IT teams to embed cyber resilience across environments
• Help monitor and improve security controls, networks, and access policies
• Assist in the response to cyber incidents affecting operational systems
• Maintain documentation and contribute to policy, governance, and awareness efforts
• Engage with third parties, suppliers, or clients as needed to ensure security alignment
• Stay informed on emerging threats, technologies, and best practices in the OT space

What We're Looking For

• Experience working in or securing OT, ICS, or industrial environments
• A strong understanding of cyber security principles and operational risk
• Good communication skills and comfort working with technical and non-technical teams
• Familiarity with regulatory or industry frameworks is beneficial (but not essential)
• SC clearance or willingness to undergo clearance (where applicable)