Principal Platform Engineer
Core
Architect and deliver enterprise knowledge platforms, ontologies, and AI-ready knowledge products to enable safe, scalable RAG, GraphRAG, and agentic AI use cases across the bank.
Role type
Principal Platform Engineer (Knowledge Management & Semantic Engineering)
Builds
Enterprise knowledge graphs, ontology models, retrieval systems, and governance guardrails for AI agents and copilots
Domain
Financial Services / Generative AI / Knowledge Engineering
Deliverable
production ML models
Required skills
Knowledge graph engineering, Ontology & semantic modelling, RAG & GraphRAG, Vector databases, Python, TypeScript/Node.js, SQL, LLM gateways, Agent frameworks, Policy-as-code, Cloud-native architecture
Preferred skills
Unstructured data processing, Entity resolution, RDF/OWL/SPARQL, Neo4j/Amazon Neptune, BPMN/DMN, Process mining
Technologies
Python, TypeScript, Node.js, SQL, Neo4j, Amazon Neptune, RDF, OWL, SKOS, SPARQL, AWS, LLM gateways, Agent frameworks
Responsibilities
Own solution architecture for knowledge platform capabilities (ingestion, enrichment, retrieval, lifecycle), Lead design of enterprise ontology and semantic models, Architect AI-ready knowledge products, Design governance controls (provenance, lineage, access), Integrate LLMs and agent frameworks, Establish engineering standards and mentor staff
Seniority
Principal, technical leadership & mentorship