Data Engineer - GenAI Specialist (m / f / n)

Data Engineer - GenAI Specialist (m / f / n)

Department : Energy Business IT| Location : Esch-sur-Alzette| Contract : Permanent | Job Requisitions N°19721

We are looking for a Generative AI Engineer to join our AI solutions team and deliver production-grade services that combine backend development and secure LLM integration.

This role suits an engineer who thrives at the intersection of software, cloud and GenAI, turning cutting-edge models into reliable business capabilities.

Your tasks

• You develop and maintain backend services that integrate AI capabilities into various domains (IT support, customer service, AI-powered self-service tools for businesses)
• You design, implement and optimise RAG pipelines (AzureOpenAI + pgvector) : document loaders, embeddings, vector indexing, caching and performance tuning ...
• You integrate GenAI services with enterprise systems (via REST APIs, webhooks …) and ensure platforms that consume LLM capabilities can do it securely and at scale
• You develop evaluation and guardrail frameworks (LLM as Judge, adversarial tests, prompt injection defence …) for various use cases
• You ensure robust observability of all GenAI components usage, latency, quality signals, drift and feed insights into runbooks and continuous improvement loops
• You collaborate with AI Solution Engineers through the full delivery cycle (design, code reviews, releases, monitoring, iterative enhancements)
• You embed security-by-design with the AI Security Expert
• You contribute to release planning, deployment automation

Your profile

What we offer

“Together we build the future of Luxembourg's energy transition”.

For external applications, a recent copy of the police record will be requested if you are invited for an interview.

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