Expert AI Architect – LLM & GenAI Integration

Responsibilities

• Develop and maintain the target architecture for generative AI, machine learning, and agentic AI.
• Establish reference architectures and decision patterns for on-premises, cloud, and hybrid deployments.
• Define architectural frameworks for AI Gateways, Model Context Protocols, retrieval, and model access.
• Guide delivery teams through architectural choices and transitions from proof-of-concept to production.
• Integrate privacy, least privilege, and data minimization principles by design in collaboration with security teams.
• Identify and prioritize reusable platform and integration building blocks for the internal development platform.

Requirements

Nice to Haves

Offer

• 8+ years of experience in solution architecture or IT architecture within complex enterprise environments.
• 3+ years of experience with API, event-driven, and integration patterns.
• 3+ years of experience translating security and privacy requirements into practical architecture principles and guardrails.
• 1+ years of experience with LLM and AI platform architectures including retrieval, model serving, and observability.
• You possess experience with Architectural Decision Records (ADR), reference architectures, and lifecycle management.
• You're proactive in analyzing complex issues and translating them into pragmatic solutions.
• You're a strong communicator capable of explaining technical concepts to both technical and non-technical stakeholders.
• You are fluent in Dutch and French with passive knowledge of English.
• Experience within the public sector or similar large-scale administrative contexts.
• Knowledge of G-Cloud or specific governmental cloud environments.
• Start date: 14/12/2026
• Duration: 12 months
• Work regime: Full-time
• Location: Brussels
• Working model: Hybrid (part-time remote)
• Contract: open to both permanent employees and freelancers

Project details

• Start: flexible
• Remote: hybrid
• Location: Brussels, Belgium, BE
• Languages: English