Cyber Security Specialist (OT/ICS)

JR United Kingdom; City Of London; On-site; GBP 60,000 - 80,000; Full time

Job summary

A leading company in the Cyber Security field is seeking a Cyber Security Specialist who specializes in Operational Technology (OT) and Industrial Control Systems (ICS). This role involves enhancing cyber resilience across critical environments, addressing vulnerabilities, and ensuring compliance with cybersecurity standards. The successful candidate will have a proven track record in industrial environments and the ability to work collaboratively in diverse teams.

Qualifications

• Proven experience in securing OT, ICS, or industrial environments.
• Strong understanding of cybersecurity principles, risk, and network security.
• Familiarity with industry regulations and standards.

Responsibilities

• Develop and implement OT/ICS cybersecurity practices across critical infrastructure.
• Collaborate with teams to embed cyber resilience.
• Assist in incident response involving operational systems.

Skills

Cybersecurity principles

Risk assessment

Network security

Communication

Job description

Social network you want to login/join with:

Cyber Security Specialist (OT/ICS), london (city of london)

col-narrow-left

Client:

Location:

london (city of london), United Kingdom

Job Category:

Other

-

EU work permit required:

Yes

col-narrow-right

Job Views:

2

Posted:

28.06.2025

Expiry Date:

12.08.2025

col-wide

Job Description:

We’re seeking an experienced Cyber Security Specialist with a strong background in Operational Technology (OT) and Industrial Control Systems (ICS) to play a key role in enhancing cyber resilience across critical environments.

This is an exciting opportunity for someone who understands the unique challenges of securing complex, real-world industrial systems and wants to drive meaningful impact across engineering, operations, and security functions.

Key Responsibilities:

• Develop and implement OT/ICS cybersecurity practices across critical infrastructure
• Identify, assess, and support remediation of vulnerabilities within OT environments
• Collaborate with engineering, operations, and IT teams to embed cyber resilience
• Support compliance with relevant frameworks and standards (IEC 62443, NIS, OG86, CAF, etc.)
• Monitor and improve security controls, networks, and access management
• Assist in incident response involving operational systems
• Contribute to policy development, governance, and security awareness initiatives
• Engage with third parties and suppliers to ensure aligned security expectations

What We’re Looking For:

• Proven experience in securing OT, ICS, or industrial environments
• Strong understanding of cybersecurity principles, risk, and network security
• Ability to work effectively across technical and non-technical teams
• Familiarity with industry regulations and standards (IEC 62443, NIS Directive, OG86, etc.)
• Excellent communication skills and a proactive, solution-focused mindset
• SC clearance (or willingness to obtain)

This is an impactful role for a security professional ready to contribute to the protection of essential systems and infrastructure. You’ll be working at the heart of real-world operations, where cybersecurity directly supports safety, continuity, and resilience.

? Interested? Get in touch to find out more or apply today.