OT Cyber Security Consultant
3 days ago
2 days ago Be among the first 25 applicants DescriptionMoore Kingston Smith is seeking an experienced OT Cyber Security Consultant to join the Moore ClearComm team, leading system security risk assessments, control system evaluations, and developing bespoke assurance methodologies for complex, safety-critical environments. Department: Cyber Location: City, London Compensation: £65,000 - £70,000 / year Working alongside our OT security specialist, you’ll bridge the gap between control and instrumentation engineering and cyber security disciplines, shaping practical, standards-aligned security improvements that protect critical infrastructure. This is a unique opportunity to join an expanding cyber security consulting service, with clear pathways for career progression as we build a best-in-class service for our clients. We help organisations strengthen their cyber resilience, from penetration testing and threat assessments to governance frameworks and incident response readiness, ensuring security enables growth, innovation, and compliance. Key Responsibilities Conduct OT and industrial control system (ICS) security risk assessments across operational assets and supporting systems. Develop and refine cyber security requirements to support OT systems design and security arrangements used to protect OT systems at supply chain and nuclear operations stages. Carry out security assurance activities to confirm adequacy of security arrangements used by Supply Chain to develop OT systems or by Asset owners that operate OT systems. Evaluate system architectures, network segmentation, and security controls for SCADA, DCS, and Control & Instrumentation systems. Support clients in aligning with regulatory and industry requirements, particularly within the civil nuclear and critical infrastructure sectors. Contribute to security cases, safety justifications, and security assurance documentation. Collaborate with multi-disciplinary teams including engineering, safety, IT, and compliance specialists. Support internal capability development, including the creation of OT security frameworks and training materials. Skills, Knowledge and Expertise Essential: Approximately 5 years’ experience in OT/ICS cyber security or C&I system engineering, including security risk management. Familiarity with control system architectures (PLC, DCS, SCADA) and industrial network protocols. Experience performing or supporting cyber risk assessments, system security evaluations, or vulnerability analysis. Working knowledge of applicable standards (IEC 62443, NCSC CAF, ISO 27001/27019, NIST 800-82). Strong writing and communication skills able to translate technical findings into clear, actionable recommendations and specifications. Eligible for UK Security Clearance (SC) or already holding clearance. Desirable: Experience in the civil nuclear and/or energy generation sectors. Knowledge of safety systems and safety case integration. Awareness of threat intelligence, incident response, or OT monitoring tools. Relevant qualifications (e.g. GICSP, IEC 62443, CISSP, CISM, CompTIA Security+, or equivalent). Seniority levelMid-Senior level Employment typeFull-time Job functionInformation Technology IndustriesAccounting #J-18808-Ljbffr
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OT Cyber Security Consultant
5 days ago
City Of London, England, United Kingdom Moore Kingston Smith Full time £65,000 - £70,000 per yearDepartment:CyberLocation:City, LondonCompensation:£65,000 - £70,000 / yearDescriptionMoore Kingston Smith is seeking an experienced OT Cyber Security Consultant to join the Moore ClearComm team, leading system security risk assessments, control system evaluations, and developing bespoke assurance methodologies for complex, safety-critical...
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Lead OT Cyber Security Consultant
2 weeks ago
City Of London, United Kingdom Bridewell Full timeA leading cyber security firm in London is seeking an experienced Senior Consultant to enhance their OT security capabilities. Responsibilities include helping clients improve their security posture, designing secure network architectures, and providing risk assessments. The ideal candidate will possess excellent communication skills and a strong...
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OT Cyber Security Consultant
15 hours ago
London, Greater London, United Kingdom NP Group Full timeContract: Operational Technology - OT Cyber Security ConsultantStart Date: Jan 2026Duration: 12 monthsLocation: Hybrid (flexible to visit sites in England as required 2-3 days a week)Rate: £ a day (Deemed inside iR35 via umbrella payroll)Reference: 20123Contract for an experiencedOperational Technology (OT) Cyber Security Consultantwith in-depth knowledge...
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City Of London, United Kingdom Moore Kingston Smith Full timeA consulting firm in London is hiring an experienced OT Cyber Security Consultant. You will lead system security risk assessments and develop bespoke assurance methodologies for complex environments. This role offers a salary of £65,000 - £70,000 and pathways for career progression. Ideal candidates will have experience in OT/ICS cyber security and...
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London, United Kingdom Gazelle Global Full timeOT Industrial Engineer Cyber Security Consultant Cyber Security Consultant (Junior to Senior Band) OT and Critical Infrastructure No sponsorship allowed. Overview A consultancy focused on cyber resilience for operational technology and critical national infrastructure is expanding its team. This role suits individuals from junior through to senior level who...
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Senior OT Security Consultant
8 hours ago
City Of London, United Kingdom Bridewell Full timeOverviewOne of the most exciting prospects in the UK cyber security sector today, Bridewell is a leading cyber security services company specialising in protecting and transforming critical business functions for some of the world's most trusted organisations. We are the trusted partner for operators of essential services and provide end-to-end cyber...
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London, United Kingdom Gazelle Global Full timeOT Industrial Engineer Cyber Security ConsultantCyber Security Consultant (Junior to Senior Band) OT and Critical Infrastructure No sponsorship allowed. OverviewA consultancy focused on cyber resilience for operational technology and critical national infrastructure is expanding its team. This role suits individuals from junior through to senior level who...
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London Area, United Kingdom Gazelle Global Full timeOT Industrial Engineer Cyber Security Consultant Cyber Security Consultant (Junior to Senior Band) OT and Critical Infrastructure No sponsorship allowed. Overview A consultancy focused on cyber resilience for operational technology and critical national infrastructure is expanding its team. This role suits individuals from junior through to senior level who...
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(OT) Operational Technology Security Consultant
13 hours ago
London, United Kingdom Cyber Fraud Centre Full timeSword is a leading provider of business technology solutions within the Energy, Public and Finance Sectors, driving transformational change within our clients. We use proven technology, specialist teams and domain expertise to build solid technical foundations across platforms, data, and business applications. We have a passion for using technology to solve...
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London, United Kingdom Gazelle Global Full timeOT Industrial Engineer Cyber Security ConsultantIf you think you are the right match for the following opportunity, apply after reading the complete description.Cyber Security Consultant (Junior to Senior Band) OT and Critical Infrastructure No sponsorship allowed. OverviewA consultancy focused on cyber resilience for operational technology and critical...
