Cyber Security Consultant

Overview

In this Cyber Security Consultant role you will drive governance and supplier integration within a complex SIAM environment for a major Defence programme. You will shape security onboarding, align suppliers with established security processes, and support readiness and assurance activities. The position emphasizes security governance, supplier management, and operational readiness over hands-on technical security. You will work with cross-functional stakeholders to produce reusable security documentation and enable a smooth transition for new service providers. This is a high-security, UK-national role offering impact across governance and supplier integration.

Responsibilities

• Develop supplier onboarding packs covering security processes, policies, governance and reporting
• Align incoming suppliers with Incident Management, Vulnerability Management and Security Assurance processes
• Define supplier roles, responsibilities and interaction models across the SIAM/OI environment
• Identify and manage gaps between supplier capabilities and existing security requirements
• Support Security Management Plans, compliance reporting, audit and assurance activities
• Support Operational Readiness Reviews (ORR) and Service Commencement activities
• Produce clear, reusable security and service management documentation
• Coordinate with incoming and incumbent suppliers, transition teams and client stakeholders
• Support operational readiness across incident management, vulnerability management, monitoring, backup/recovery, access control and service reporting

Key requirements

• Cyber Security Governance, GRC or Security Assurance experience
• Strong experience within SIAM / multi-supplier environments
• Good understanding of security and service management processes
• Experience with supplier onboarding, transition or transformation programmes
• Strong stakeholder management and documentation skills
• Experience supporting compliance, audit and assurance activities
• Knowledge of NIST CSF, Secure by Design and NCSC guidance would be advantageous
• Defence or wider Government/high-security experience is highly desirable

• stakeholder management
• clear documentation
• communication
• SIAM / multi-supplier governance
• security assurance processes
• incident management

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