Lead GenAI & Agent AI Engineer — Hybrid (Jacksonville)

FIS INC (OLD FIS); Jacksonville (FL); Hybrid; USD 150,000 - 190,000; Full time

Benefits offered by this job

Impact in fintech

Learning & development

Diverse environment

Community impact

Competitive benefits

Job summary

FIS is seeking an Artificial Intelligence and Machine Learning Engineer Lead to design and develop generative AI solutions across the enterprise. You will build scalable AI applications using large language models and integrate them with enterprise platforms, APIs and workflows.

You will also evaluate systems for accuracy, reliability, grounding and safety. You will design and deploy GenAI and agent-based workflows, focusing on memory, planning, tool use, orchestration and autonomy.

Qualifications

• At least 10 years of professional experience in software or AI roles.
• 4+ years with artificial intelligence, generative AI or agent-based AI.
• Designing GenAI-powered applications using LLMs.
• Building agent-based systems with planning, memory and orchestration.
• Hands-on experience with large language models and prompting techniques.
• Strong Python skills and ML libraries such as scikit-learn, TensorFlow, PyTorch, Keras or pandas.
• Experience with vector databases and cloud platforms (AWS, GCP, Azure) and Flask/FastAPI.

Responsibilities

• Design and build generative AI applications using LLMs (open & proprietary).
• Develop agent-based systems and workflows for planning, memory, tool use, and orchestration.
• Integrate AI solutions with enterprise platforms, APIs and business workflows.
• Build and deploy REST services using Flask or FastAPI.
• Evaluate model and system performance, including grounding and safety.

Skills

Python

LLMs

Prompting techniques

Retrieval-augmented generation

TensorFlow

PyTorch

scikit-learn

Keras

pandas

Flask

FastAPI

AWS

Google Cloud

Microsoft Azure

Vector databases

LangChain

LlamaIndex

AutoGen

OpenAI API

Education

Bachelor's degree in engineering or related field

Tools

LangChain

LlamaIndex

AutoGen

OpenAI API

Job description

FIS is seeking an Artificial Intelligence and Machine Learning Engineer Lead to design and develop generative AI solutions across the enterprise. You will build scalable AI applications using large language models and integrate them with enterprise platforms, APIs and workflows.

You will also evaluate systems for accuracy, reliability, grounding and safety. You will design and deploy GenAI and agent-based workflows, focusing on memory, planning, tool use, orchestration and autonomy.