Multilingual AI Security Engineer (Freelance, Brussels)

Fujitsu Limited; Brussel Hoofdstad; Vor Ort; EUR 110.000 - 220.000; Vollzeit

Zusammenfassung

Fujitsu Limited in Brussels is seeking a freelance AI Security Engineer to embed security across the AI lifecycle, protect models, data and integrations, and enable responsible AI adoption in security monitoring, threat detection, vulnerability management and secure software development.

You will collaborate with security, cloud, architecture, development and business teams to balance innovation with robust controls while maintaining human oversight.

Qualifikationen

• Proven experience in cybersecurity engineering, cloud/security, IAM, SOC or DevSecOps.
• Solid understanding of security risks with LLMs, AI agents, RAG and AI supply chains.
• Experience conducting security assessments and translating findings into controls.
• Knowledge of AI-specific threats: prompt injection, data leakage, excessive agency and untrusted outputs.
• Ability to implement security measures across AI apps, APIs, clouds, pipelines and prod systems.
• Familiarity with GDPR, EU AI Act, NIS2 and related compliance requirements.
• Excellent communication to both technical and non-technical stakeholders.
• Languages: French, Dutch and English (mandatory).

Aufgaben

• Conduct threat modelling, risk assessments and security reviews for Generative AI, ML and agentic AI solutions.
• Design and implement security guardrails covering IAM, least privilege, secrets, network isolation, data protection, prompt security, tool access, output validation, logging and monitoring.
• Test AI-specific attack scenarios including prompt injection, data exfiltration, excessive permissions, untrusted outputs and misuse of AI tools or agents.
• Integrate security requirements into sandbox environments, AI gateways, pipelines, model management, dependency mgmt and production platforms.
• Contribute to security monitoring and incident response processes for AI components with ownership, audit trails and escalation procedures.
• Assess third-party AI providers, models, libraries and external services, considering supply chain risk.
• Translate findings into actionable mitigation measures and practical recommendations.
• Collaborate with security, cloud, architecture, development and business teams to enable secure AI adoption.

Kenntnisse

Cybersecurity Eng

AI Security

Threat Modelling

AI Attack Testing

Security Architecture

Monitoring & IR

Regulatory Compliance

Communication

Languages: FR/NL/EN

Analytical Thinking

Jobbeschreibung

Fujitsu Limited in Brussels is seeking a freelance AI Security Engineer to embed security across the AI lifecycle, protect models, data and integrations, and enable responsible AI adoption in security monitoring, threat detection, vulnerability management and secure software development.

You will collaborate with security, cloud, architecture, development and business teams to balance innovation with robust controls while maintaining human oversight.