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CYBER SECURITY ASSURANCE SPECIALIST

Job Posted: 8 days ago

Salary: £ Competitive
Job Type: Contract
Location: OX14, Clifton Hampden, Oxfordshire

Expire in: 19 days

Job Description

CYBER SECURITY ASSURANCE SPECIALIST

CCL Global are currently recruiting for a Cyber Security Assurance Specialist to support high-profile, security-critical environments. This role will play a key part in strengthening security posture, ensuring compliance, and supporting assurance activities across complex digital and infrastructure systems.

Type of Contract: Contract (Inside IR35)

Location: Oxfordshire OX14 3DB (Hybrid working available)

Key Duties Will Include:

  * Design and implement secure infrastructure and cloud architectures across enterprise environments.

  * Conduct and support risk assessments, maintaining enterprise risk registers and ensuring alignment with industry methodologies.

  * Lead or contribute to security assurance activities, including audits, reviews, and remediation planning.

  * Apply and interpret security frameworks such as ISO 27001, NIST, CAF, Cyber Essentials, and GovAssure.

  * Assess and secure platforms including Entra ID (Azure AD), Microsoft 365 E5, Azure IaaS/PaaS, and Windows/Linux/Unix systems.

  * Utilise security tooling such as SIEM, EDR/XDR, and vulnerability management platforms to monitor and improve security posture.

  * Develop and implement security policies, access control models (RBAC, ABAC), and logging standards.

  * Support incident management, vulnerability assessments, and SOC-related activities.

  * Contribute to secure software supply chain practices, including CI/CD security reviews.

  * Interpret threat intelligence, CVEs, and CVSS scores to inform risk-based decision making.

  * Collaborate with stakeholders across technical and non-technical teams, clearly articulating risks and solutions.

  * Support government or regulatory assurance processes such as Secure by Design and GovAssure.

Requirements:

  * Proven experience in cyber security assurance, secure architecture design, or related disciplines.

  * Strong knowledge of risk assessment methodologies (ISO 31000, FAIR, OWASP risk rating).

  * Hands-on experience with enterprise security frameworks including ISO 27001, NIST, CAF, and Cyber Essentials.

  * Experience conducting security audits and implementing remediation strategies.

  * Technical expertise across cloud and enterprise platforms (Azure, M365, operating systems).

  * Familiarity with SIEM, SOC operations, endpoint detection, and vulnerability management tools.

  * Knowledge of ITSM processes, change control, and governance frameworks.

  * Experience with CI/CD security and software supply chain assurance.

  * Understanding of OT/ICS/SCADA environments is highly desirable.

  * Strong analytical, problem-solving, and organisational skills.

  * Excellent communication skills, with the ability to engage senior stakeholders and produce high-quality reports.

  * Degree in Cybersecurity, IT, or a related STEM field (or equivalent experience).

  * Relevant certifications such as CISSP, CISM, CRISC, CCSP, SABSA, SANS GIAC, CCP, or SIRA are desirable.

  * Experience working in regulated, government, or critical infrastructure environments is advantageous

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