Senior AI Security Architect

Dnb; Dublin; Hybrid; EUR 140,000 - 190,000; Full time

Benefits offered by this job

25 days annual leave

Holiday buy & sell (up to 5 days)

Flexible working - hybrid model

Employee Health Insurance

Mental Health Support program

Pension Contribution

Family Friendly Leave

Life Assurance

Educational Assistance Program

Life-Style Account (D&B match up to €-

Job summary

Dun & Bradstreet seeks a Senior AI Security Engineer to define and advance enterprise security strategies for AI/GenAI platforms. You will lead secure AI system designs, drive security-by-design practices, and partner with engineering and risk leadership to address AI threats at scale.

The role requires deep expertise in AI/ML security, cloud security, and secure SDLC, with a track record of securing large distributed systems. Hybrid work and comprehensive benefits are provided.

Qualifications

• 8–12 years of relevant experience in security engineering with AI/ML platforms.
• Deep understanding of application and cloud security, threat modeling, and risk mitigation.
• Proven experience designing and securing large-scale distributed systems, microservices, and API ecosystems.

Responsibilities

• Lead the design, development, and evolution of enterprise-grade security architectures for AI, GenAI, and ML platforms, pipelines, and products.
• Define and drive security strategy, standards, and reference architectures for AI systems across the organization.
• Serve as a technical authority in AI security, advising engineering and leadership on secure design, threat mitigation, and risk acceptance decisions.
• Implement advanced security controls for LLM-based systems, agentic AI frameworks, and AI-driven APIs at scale.
• Lead complex threat modeling, red-teaming, and adversarial testing initiatives targeting AI systems, models, and data ecosystems.
• Establish and operationalize controls to mitigate AI-specific risks including prompt injection, data leakage, model exfiltration, model poisoning, and misuse scenarios.
• Drive security integration across the AI lifecycle, including model development, training, evaluation, deployment, and runtime operations.
• Define and implement secure identity, authentication, authorization, and trust models for human-to-AI and agent-to-agent interactions.
• Lead the design of secure AI data architectures, including data governance, lineage protection, and privacy-preserving mechanisms.
• Champion DevSecOps practices for AI platforms, embedding automated security testing, validation, and monitoring into CI/CD pipelines.
• Collaborate with platform, cloud, and infrastructure teams to ensure secure-by-default environments across multi-cloud ecosystems.
• Influence enterprise security policies, governance frameworks, and regulatory compliance initiatives related to AI.
• Lead incident response and forensic analysis for AI-related security events and vulnerabilities.
• Mentor and coach engineers; provide technical leadership across programs and communities of practice.
• Drive cross-functional security initiatives, aligning stakeholders across engineering, product, legal, and risk domains.
• Stay at the forefront of emerging AI threats, technologies, and industry best practices, translating insights into actionable improvements.

Skills

Leadership

Communication

Problem solving

Collaboration

English language

Education

Bachelor’s degree in Computer Science, AI, Cybersecurity or related field

Job description

Dun & Bradstreet seeks a Senior AI Security Engineer to define and advance enterprise security strategies for AI/GenAI platforms. You will lead secure AI system designs, drive security-by-design practices, and partner with engineering and risk leadership to address AI threats at scale.

The role requires deep expertise in AI/ML security, cloud security, and secure SDLC, with a track record of securing large distributed systems. Hybrid work and comprehensive benefits are provided.