Cyber Security Consultant | Reading, 1-2 days on site | £550-£600p/day, IIR35 | 2-year Contract | DV Clearance
Our client is seeking highly skilled Security Practitioner (SFIA level 4/5) to support a long-term programme in Berkshire. The role requires deep expertise in MoD Security by Design (SbD) and Operational Technology (OT) security, specifically aligned to ISO 62443 standards.
Key Responsibilities
* Apply MoD SbD principles across system and solution design.
* Carry out risk assessments and threat modelling to embed security throughout project lifecycles.
* Provide expertise in OT environments (industrial control systems, SCADA, PLCs, etc.), with specific alignment to ISO 62443.
* Develop and maintain security documentation, including risk registers and assurance evidence.
* Work closely with technical teams, architects, and programme stakeholders to ensure security requirements are met.
* Support audits, accreditation, and compliance activities within a Defence and CNI context.
* Act as a trusted advisor, ensuring security, resilience, and compliance remain central to all project activities.
Essential Skills & Experience
* Proven track record as a Security Practitioner at SFIA level 4/5.
* Current, practical experience with MoD SbD and associated risk management frameworks.
* Strong knowledge of OT security and ISO 62443.
* Demonstrated ability to work in Defence, Government, or Critical National Infrastructure environments.
* Familiarity with security assurance, accreditation, and governance processes.
* Excellent communication and stakeholder management skills.
* Must hold current DV clearance.
If you are an experienced Security Practitioner with expertise in MoD SbD and OT/ISO 62443, and you\'re seeking a long-term contract assignment, send through your CV and I shall give you a call.
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Seniority level
* Mid-Senior level
Employment type
* Contract
Job function
* Information Technology
Industries
* Computer and Network Security
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