NTT

4 months ago

Security Architect

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Source: Company careers pageValidated by: Fursa AI

Last checked: 10 hours agoStatus: Live

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

Website LinkedIn

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NTT