Major League Soccer
New York, NY
Overview
Major League Soccer is building advanced AI and data platforms to power fan intelligence, personalization, and data-driven decisioning across the organization.
The Principal AI/ML Engineer, Semantic Data will design and build the semantic intelligence layer that enables consistent understanding of fan data, business concepts, and operational workflows across MLS systems.
This role combines semantic data systems with applied LLM engineering to build grounded, production-grade AI capabilities.
This is a systems engineering role responsible for building and scaling real-world AI infrastructure, including knowledge graphs, retrieval systems, and LLM-powered applications.
Responsibilities
AI & Knowledge Systems Development
Design and implement embedding pipelines across fan data, content, metadata, and behavioral signals
Build metadata and enrichment systems that normalize and structure enterprise data for...