Vertex Inc
King of Prussia, PA
Job Description: Job Summary The Principal Engineer, AI Orchestration & Retrieval defines how the enterprise's central AI system is composed - the orchestration and abstraction layers that connect LLMs to tools, data, and one another, and the retrieval systems that ground them. This role sets the strategy and builds the reality for how we build and expose tools (including MCP servers), how we structure retrieval and chunking, and when to rely on specialized sub-agents versus directly exposing tools to a model. Essential Job Functions and Responsibilities Design the orchestration and abstraction layers of the central AI system that connect LLMs to tools, data, and sub-agents Design, build, and operate MCP (Model Context Protocol) servers and set standards for how tools are defined, exposed, and versioned Define tool-surface strategy: the optimal number of tools exposed to an LLM, the optimal number of APIs per MCP server, and how to keep tool surfaces...