Data & AI Roles Hierarchy From Infrastructure to Artificial Intelligence — who does what IT Infrastructure Data Engineering Data Governance Data Analysis Data Science / ML AI Implementation 🤖 Final Stage — AI Implementation AI is not a single role. It is the result of all tracks working together. The Data Engineer provides clean pipelines. The Governance team ensures quality & compliance. The Analyst defines the problem. The Data Scientist builds & trains models. The ML Engineer deploys them. The AI Architect connects everything into a system. IT keeps it all running. ML Engineer AI/ML Architect LLM / GenAI Engineer MLOps Engineer AI Product Manager