Lead AI Architect - Enterprise LLM & RAG Systems

UPS Supply Chain Solutions, Inc.; United States; Hybrid; USD 180,000 - 230,000; Full time

Job summary

UPS Supply Chain Solutions, Inc. in Alpharetta, GA is seeking a Lead AI Architect to design, develop, and deploy enterprise-scale AI and Generative AI solutions.

The role focuses on LLM-powered applications, RAG architectures, and agentic workflows, guiding cross-functional teams across the organization. You will build RESTful APIs, manage vector databases, and work with cloud platforms (GCP Vertex AI, Azure ML) and container tech (Docker, Kubernetes) to scale AI workloads.

Qualifications

• Bachelor’s degree in Computer Science, Mathematics, Statistics, or a related field.
• 3+ years of experience in traditional AI methodologies including deep learning, supervised/unsupervised learning, and NLP.
• Production experience building and deploying LLM-powered applications and evaluating their outputs.
• Hands-on experience with agentic frameworks: Hugging Face Transformers, LangChain, LlamaIndex, CrewAI, AutoGen.

Responsibilities

• Designs, develops, and deploys production LLM-powered applications incorporating prompt engineering, context engineering, Retrieval Augmented Generation (RAG), and agent orchestration frameworks.
• Integrates large language models with knowledge graphs and multi-agent systems to solve complex, multi-step business problems.
• Architects and implements agentic workflows using LangChain, LlamaIndex, CrewAI, AutoGen, and Hugging Face Transformers.
• Builds and maintains scalable RESTful APIs and microservices to expose AI capabilities across the organization.
• Designs vector database schemas and manages embeddings pipelines using Pinecone, Weaviate, Milvus, or FAISS.
• Applies traditional AI methodologies including supervised and unsupervised learning, deep learning, and NLP techniques.
• Develops and executes model evaluation frameworks to assess output quality, safety, and performance of deployed AI systems.
• Applies parameter-efficient fine-tuning methods including prompt tuning, LoRA, and PEFT to adapt foundation models.

Skills

Python

Pandas

PySpark

TensorFlow

XGBoost

LLM‑powered apps

RESTful APIs

Education

Bachelor’s degree in Computer Science/Math/Stats or related field

Tools

Hugging Face Transformers

LangChain

LlamaIndex

CrewAI

AutoGen

Docker

Kubernetes

GCP Vertex AI

Azure ML

Pinecone

Weaviate

Milvus

FAISS

Job description

UPS Supply Chain Solutions, Inc. in Alpharetta, GA is seeking a Lead AI Architect to design, develop, and deploy enterprise-scale AI and Generative AI solutions.

The role focuses on LLM-powered applications, RAG architectures, and agentic workflows, guiding cross-functional teams across the organization. You will build RESTful APIs, manage vector databases, and work with cloud platforms (GCP Vertex AI, Azure ML) and container tech (Docker, Kubernetes) to scale AI workloads.