Medior AI Engineer: LLMOps for AI Agents & RAG

HumanInTech; Brussel Hoofdstad; Hybrid; EUR 70,000 - 100,000; Full time

Job summary

HumanInTech in Brussels is looking for an AI Run engineer to own the Run phase of production AI services built on Azure and Kubernetes. You will take over services from Senior AI Engineers and ensure reliability, security and cost-efficiency, working with platform architects, other engineers, business content owners and IT operations.

The role requires 3–5 years of experience with Azure DevOps, AKS, Azure OpenAI, LangChain, Python, and RAG, plus fluency in English and Dutch or French.

Qualifications

• Experience operating or supporting an LLM application in production for 6+ months.
• Experience investigating quality issues or incidents using traces or logs.
• Experience running evaluations after model or prompt changes.
• Experience deploying Kubernetes workloads and Terraform via CI/CD on Azure.
• Fluent in English; native or bilingual in Dutch or French.

Responsibilities

• Operate AI services in production: monitor availability, latency and errors, manage incidents and requests.
• Maintain evaluation sets with content owners; monitor quality and user feedback.
• Operate ingestion pipelines and content connectors; monitor index health.
• Monitor agent integrations; review tool calls and handle timeouts.
• Manage model version upgrades, prompts, dependencies and security updates.
• Track run costs and propose optimisations; ensure cost-efficient operations.
• Maintain IaC artefacts (Terraform, Helm) and keep DEV/TST/ACC/PROD environments aligned.
• Ensure data protection: retention, erasure and access restrictions.
• Document runbooks and report service health to stakeholders.

Skills

LLM production experience

Python

Azure OpenAI Service

Kubernetes

LangChain

Azure DevOps

RAG

Monitoring & incident response

Cost optimisation

Education

Bachelor's degree or higher

Tools

Terraform

Azure Kubernetes Service

Azure DevOps

LangChain

Databricks

OpenTelemetry

MLflow

Job description

HumanInTech in Brussels is looking for an AI Run engineer to own the Run phase of production AI services built on Azure and Kubernetes. You will take over services from Senior AI Engineers and ensure reliability, security and cost-efficiency, working with platform architects, other engineers, business content owners and IT operations.

The role requires 3–5 years of experience with Azure DevOps, AKS, Azure OpenAI, LangChain, Python, and RAG, plus fluency in English and Dutch or French.