OT Cyber Security Consultant

• 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.

• 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.

DGH Recruitment are currently recruiting on behalf of a leading client in the Accountancy industry who require an Operational Technology Cyber Security Consultant to join the firm in London., In accordance with the Employment Agencies and Employment Businesses Regulations 2003, this position is advertised based upon DGH Recruitment Limited having first sought approval of its client to find candidates for this position. DGH Recruitment Limited acts as both an Employment Agency and Employment Business, DGH Recruitment has over 25 years expertise delivering Technology & Digital recruitment services to many of the world's leading organisations with a particular focus on Legal, Financial, Professional Services & Non-Profit. We are specialists in recruiting across Legal Tech & Service Support, Development, QA & Testing, Business Intelligence & Data, Artificial Intelligence, Projects, Business Analysis, Change & Transformation, Networks, Infrastructure & Security. DGH provide a complete recruitment service including contract/temporary recruitment, permanent recruitment, co-sourcing and executive search. DGH is a privately-owned business and are not part of any consortium / group structure and we do not subcontract to third parties.