CareerPlan

Senior AI Engineer

O'Fallon, MissouriFull-time2026-07-24 → 2026-11-13
Based in United States

Core

Architect and deliver next-generation LLM, agentic, and multimodal AI systems to transform complex data into business intelligence for Mastercard's Operational Intelligence Program.

Role type

Senior IC Generative AI & ML Engineer

Builds

Production-grade agentic orchestration, RAG, and multimodal pipelines for enterprise decision-making

Domain

Financial services / Generative AI / Large Language Models

Deliverable

production ML models

Required skills

LLM application architecture, agentic system design, RAG implementation, LLM fine-tuning, Python backend engineering, cloud AI infrastructure, MLOps/LLMOps, vector databases, knowledge graphs

Preferred skills

Traditional ML/statistical modeling, responsible AI governance, cross-modal intelligence

Technologies

LangGraph, CrewAI, AutoGen, Pinecone, Neo4j, AWS Neptune, Databricks, MLflow, PyTorch, FastAPI, AWS SageMaker, Bedrock, Azure OpenAI, GCP Vertex AI, Hugging Face, OpenAI, Anthropic, Gemini, LLaMA, Mistral

Responsibilities

Architect multi-agent AI systems; Design multimodal generative AI pipelines; Build production-grade RAG and Graph-RAG systems; Lead LLM fine-tuning and alignment; Establish LLMOps and MLOps pipelines; Develop high-performance Python backend services; Engineer state and memory management subsystems; Implement Responsible AI and governance practices; Apply traditional ML in hybrid architectures; Research and productionize advancements in generative modeling

Seniority

Senior, hands-on IC