Senior GenAI Engineer for Enterprise AI Platforms

Millennium; New York (NY); On-site; USD 175,000 - 250,000; Full time

Job summary

Millennium is a global, diversified alternative investment firm seeking an experienced Data Engineer with hands-on GenAI experience to design and deploy enterprise AI solutions. You will collaborate with product managers, data engineers, and stakeholders to build scalable AI-first systems that support business development and incentive workflows.

Responsibilities include shaping architecture across platforms, implementing evaluation frameworks, and ensuring robust pipelines with monitoring and

Qualifications

• 5+ years of data engineering experience, including 1 to 2 years of hands-on AI experience.
• Experience building production-grade GenAI solutions at enterprise scale, including work with MCPs, agent architectures, and RAG; exposure to GraphRAG is a plus.
• Strong hands-on experience with Python, AWS, Bedrock, LLMs, RAG, and agentic AI.
• Familiarity with agent orchestration frameworks such as LangGraph, Pydantic, or similar tools is highly desirable.
• Experience evolving traditional RAG architectures into more advanced agentic AI workflows.
• Strong understanding of LLMs, RAG, prompt engineering, conversational AI platforms, and modern AI-powered user experiences.
• Ability to design, optimize, and evolve large-scale conversational AI platforms with strong standards for code quality, documentation, and maintainability.
• Bachelor’s degree in Computer Science or a related field.

Responsibilities

• Build and deploy production-grade GenAI solutions using LLMs, RAG, prompts, and agentic workflows.
• Help redesign how business development activity is modeled, processed, controlled, and reported across the firm.
• Shape AI-first systems architecture across multiple platforms supporting business development and incentive workflows.
• Design and implement evaluation frameworks to measure solution quality, robustness, reliability, and business impact.
• Partner with product managers, data engineers, and stakeholders to translate needs into scalable, production-ready solutions.
• Contribute to real-time and batch data pipelines with monitoring, logging, metrics, guardrails and human-in-the-loop review.
• Work across regions and departments to understand workflows and unstructured data for AI design.
• Perform data cleansing, data engineering, and pipeline development to ensure reliability and scalability.

Skills

Data engineering

GenAI experience

AI system design

Communication

Education

Bachelor’s degree in Computer Science or related field

Tools

Python

AWS

Bedrock

LLMs

RAG

agentic AI

Job description

Millennium is a global, diversified alternative investment firm seeking an experienced Data Engineer with hands-on GenAI experience to design and deploy enterprise AI solutions. You will collaborate with product managers, data engineers, and stakeholders to build scalable AI-first systems that support business development and incentive workflows.

Responsibilities include shaping architecture across platforms, implementing evaluation frameworks, and ensuring robust pipelines with monitoring and