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Lead Cyber Security Architect
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Lead Cyber Security Architect
Job Description
Lead Security Architect (DV Cleared)
Hampshire - 50% remote, 50% office based
Inside IR35, £800 per day
Our Defence Client is looking for a DV cleared Lead Security Architect with CISSP exposure to oversee security architecture and the integration roadmap for AI/ML across multicloud environments.
Key Responsibilities
- Lead the security elements of the program across different use cases for AI/ML development and trials.
- Chair Security Working groups and trination collaboration.
- Manage security visibility and outcomes, manage senior stakeholder engagement.
- Threat and risk management; translate ambiguous requirements into testable controls.
- Define classification-aware architectures, trust boundaries, cross-domain data movement guardrails.
- Provide Security guidance and controls for complex program.
- Lead Security roadmap: DevSecOps, policy-as-code controls, risk-based CI/CD gates.
- Govern supply-chain security: artefact signing, SBOMs, provenance; adopt SLSA-style controls.
- Reduced lead time to secure release; zero-critical promotion checkpoints; supplier onboarding efficiency; executive risk communication.
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Experience And Qualifications
- 5+ years in Cyber Security, proven multicloud/edge architecture.
- Defence experience; familiarity with UK guidance; eligibility for appropriate clearance, UK Sole national.
- Certifications: CISSP (equivalent), TOGAF
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This role requires essential skills of adaptability and a pragmatic and positive attitude towards security as a business enabler, the technical skills and aptitudes can be learned from the team.
£800.00 - £850.00 / day
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