AI Data Engineer III

Additional Location(s):  US-MA-Marlborough; US-MN-Arden Hills Diversity - Innovation - Caring - Global Collaboration - Winning Spirit - High Performance At Boston Scientific, we’ll give you the opportunity to harness all that’s within you by working in teams of diverse and high-performing employees, tackling some of the most important health industry challenges. With access to the latest tools, information and training, we’ll help you in advancing your skills and career. Here, you’ll be supported in progressing – whatever your ambitions.        About the role: Boston Scientific was recognized by Forbes as one of the Best Workplaces for Engineers in 2026, reflecting a culture where engineers do meaningful work. Boston Scientific was recognized as a Glassdoor Best Place to Work in 2026, ranking No. 15 on the Top 100 list, reflecting the culture our employees experience every day. We are seeking an AI Data Engineer III to join our AI Engineering team and design, build and operate the data foundations that power enterprise AI products. In this hands-on role, you will develop scalable data platforms and pipelines for retrieval-augmented generation (RAG), enterprise search, document intelligence and knowledge-driven applications. The incumbent will own complex data engineering components from design through production, including unstructured content processing, search and vector indexing, large language model (LLM)-based enrichment, graph data and application-facing APIs. You will partner with AI engineers, solution architects, software engineers, data scientists and business stakeholders to deliver secure, observable and cost-effective solutions in a regulated enterprise environment. Work model, sponsorship, relocation: At Boston Scientific, we value collaboration and synergy. This role follows a hybrid work model requiring employees to be in our local office Marlborough, MA or Arden Hills, MN at least three days per week. Boston Scientific will not offer sponsorship or take over sponsorship of an employment visa for this position at this time. Relocation assistance is not available for this position at this time. Your responsibilities will include: • Design, build and operate scalable AI data platforms supporting RAG, enterprise search, document intelligence, knowledge graphs and knowledge-driven applications. • Develop production-grade pipelines to ingest, parse, normalize, chunk and enrich structured and unstructured enterprise content, including technical and clinical documents. • Optimize document processing using language models and cloud services for classification, entity and relationship extraction, summarization, metadata generation, quality validation and traceability. • Implement and tune retrieval strategies using embeddings, vector databases, keyword search, metadata filtering, hybrid search and reranking to improve relevance, grounding and response quality. • Evaluate and support the migration and…