Security Architect

NTT
United Kingdom
Workplace: OnsiteFull timeFunction: CybersecurityExperience: 5+ yearsSkills: ["Communication","Stakeholder management","Mentoring","Risk-based thinking","Threat modeling"]

Design and deliver secure, scalable, and compliant cloud architectures with a focus on Google Cloud Platform (GCP) and emerging agentic AI systems. Translate business and security requirements into architecture using NIST, ISO 27001, and CIS frameworks. Build GCP-native security patterns (IAM, VPC Service Controls, Cloud Armor, confidential computing), shape AI/LLM security controls, perform risk and threat modeling, support incident response, and lead client-facing technical guidance and governance standards.

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NTT
NTT
5 months ago

Security Architect

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Canonical indexed version, validated from employer's careers page.

Source: Company careers pageValidated by: Fursa AI
Last checked: 23 hours agoStatus: Closed

Job Summary

Design and deliver secure, scalable, and compliant cloud architectures with a focus on Google Cloud Platform (GCP) and emerging agentic AI systems. Translate business and security requirements into architecture using NIST, ISO 27001, and CIS frameworks. Build GCP-native security patterns (IAM, VPC Service Controls, Cloud Armor, confidential computing), shape AI/LLM security controls, perform risk and threat modeling, support incident response, and lead client-facing technical guidance and governance standards.
Location: United Kingdom
Workplace: Onsite
Employment Type: Full time
Job Function: Cybersecurity
Seniority: Mid level

Key Responsibilities

  • •Translate data protection and security requirements into practical architectural designs using security frameworks.
  • •Design and maintain cloud-native security architectures with GCP-focused expertise, including IAM boundaries and secure workload segmentation.
  • •Shape security controls for agent-based AI systems and LLM-integrated applications, covering model, prompt, API/orchestration, and data/vector store security.
  • •Conduct risk assessments and AI-specific threat modeling, including issues like poisoning, extraction, sensitive data leakage, hallucination risk, and jailbreak attempts.
  • •Develop security policies and standards, support compliance assessments and audits, and provide client technical leadership and mentoring.

Pay and Benefits

Perks:Flexible Work

Key Requirements

  • •5+ years’ experience in information security, cloud security and architecture roles.
  • •Strong knowledge of security governance, risk, and compliance frameworks including ISO 27001 and NIST CSF/800-53, plus NIS2 and DORA.
  • •Deep hands-on experience with Google Cloud Platform (GCP) security services and secure cloud-native architecture design.
  • •Experience designing security for agent-based AI systems and LLM-integrated applications, including prompt/model/prompt isolation and secure API/orchestration controls.
  • •Relevant security certifications (one or more): CISA, CRISC, CISM, CISSP; eligible to obtain UK SC clearance and have the right to work in the UK.
Experience:5+ yearsCloud securityInformation securityGCPLLM securityAgentic AI
Skills:CommunicationStakeholder managementMentoringRisk-based thinkingThreat modeling
Certifications:CISACRISCCISMCISSP
Tech Stack:Google Cloud Platform (GCP)GCP IAMVPC Service ControlsCloud ArmorConfidential ComputingNISTISO 27001CISNIST 800-53NIST CSFNIS2DORAZero TrustSIEMCASBKubernetesOpenclawOllamaVector storesEmbeddings

Eligibility

Security Clearance:UK SC

Company Brief

NTT
Dimension Data, operating under NTT Ltd, provides managed IT services, cloud and data center solutions, networking, cybersecurity, and digital transformation services to enterprise customers worldwide.
Industry: Professional Services
Company Size: Enterprise (1,001+ employees)
Revenue: USD 1B+
Growth: Established Company
Valuation: Public Company (Market Cap in USD)
Headquarters: London, United Kingdom
Founded: 1983
WebsiteLinkedIn