Associate Manager AI Engineer

We are hiring Associate Managers, AI Engineering to help design and improve voice-based AI agents for Taco Bell drive-thru operations. These roles are perfect for early-career AI engineers or data scientists looking to expand their skills in LLM-based interaction design, speech system optimization, and production-quality prompt development. You’ll collaborate closely with senior AI Engineers, MLEs, and QA to iterate on agent prompts, tune foundational models, and contribute to the overall agent experience for customers and employees.  Key Responsibilities 1. Prompt Engineering & Agent Design Author and refine prompt instructions, chaining logic, and fallback strategies Design and test multi-turn conversation flows aligned to Taco Bell brand voice Build and maintain system personas and error handling routines.  2. Model Tuning & Evaluation Fine-tune LLMs, ASR models, and embedding systems under supervision Assist in running experiments using LoRA, distillation, or pruning methods Contribute to agent evaluation metrics, regression tracking, and A/B tests  3. Cross-Functional Collaboration Work closely with MLEs on model integration and performance tuning Partner with QA and PMs to improve agent usability, reliability, and task success rates Help manage RAG components, context retrieval chains, and structured data inputs