Job Title: Cyber Security Governance and Assurance SpecialistLocation: LondonSalary: Competitive Contract Type: Full-Time (37.5 hours) Role Overview: We are looking for a Security Governance and Assurance Specialist to support a major strategic emergency services contract. You will ensure the delivery of security services, manage operational risks, and maintain compliance with HMG standards and ISO27001. Key Responsibilities:Deliver security assurance and accreditation for large-scale contracts. Identify and mitigate security threats and operational risks. Manage ISO27001-compliant policies, procedures, and ISMS. Ensure 3rd party suppliers meet security requirements and contractual obligations. Write security artefacts such as RMADS and Security Operating Procedures (SyOPs). What You''ll Need:Clearance: Active SC. Experience: Proven track record in information assurance on large-scale HMG or government contracts. Standards: Strong knowledge of ISO27001, NIST, NCSC, and NPSA standards. Communication: Ability to influence stakeholders and build trusted customer relationships. Preferred: Experience with the Telecoms Security Act (TSA) or auditing. Why Apply? Join an organization with a clear purpose where your work protects critical infrastructure and life-saving communications. We offer unrivalled personal development and a wealth of opportunities to grow your career.Randstad Technologies is acting as an Employment Business in relation to this vacancy.