Senior Principal Agentic AI Full Stack Software Engineer

General Dynamics IT; Arlington (VA); On-site; USD 140,000 - 180,000; Full time

Job summary

General Dynamics IT is seeking a Senior Principal Agentic AI Full Stack Software Engineer to support its AI team in Crystal City, VA. You will design, deploy, and sustain critical components of our AI analytics stack, including analytic frontends, production APIs, interfaces between AI workflow components, and the underlying data layer.

You will prototype, build, and deliver data analytics capabilities, translating emerging AI and ML concepts into reliable, user‑facing software that supports

Qualifications

• Proficiency in clean, maintainable Python code.
• Experience building AI-enabled web apps with Streamlit or similar.
• Strong knowledge of web technologies, containerization, RESTful APIs, and UI development.
• Experience designing and maintaining scalable backend solutions with Python frameworks.
• Familiarity with PostgreSQL/MySQL.
• Docker proficiency; Kubernetes a plus.
• Git version control and collaborative software development workflows.
• Hands-on experience with full stack development and SDLC understanding.
• Ability to work independently and collaboratively in a fast-paced environment.

Responsibilities

• Develop clean Python code for AI analytics components.
• Lead design and implementation of AI-enabled web apps.
• Integrate AI workflows, prompting, RAG, tool calling.
• Design and expose FastAPI-based APIs.
• Build user interfaces for AI and data analytics.
• Maintain CI/CD pipelines and Docker deployments.
• Work with PostgreSQL/MySQL to ensure data integrity.
• Collaborate with cross-functional teams to deliver features.
• Ensure security, quality, reliability, and maintainability.
• Participate in the full software development lifecycle.

Skills

Python

AI web apps

Web technologies

REST APIs

Docker

Kubernetes

PostgreSQL/MySQL

Git

Full stack

SDLC

Tools

Streamlit

React

FastAPI

Job description

Type of Requisition

Regular

Clearance Level Must Currently Possess

Top Secret/SCI

Clearance Level Must Be Able to Obtain

Top Secret SCI + Polygraph

Public Trust/Other Required

None

Job Family

Data Science and Data Engineering

Job Qualifications

Skills

• AI Agents
• AI Ops
• AI Systems
• CI/CD
• Full Stack Development

Full Stack Development Certifications

None

Experience

10 + years of related experience

US Citizenship Required

Yes

Job Description

YOUR IMPACT

Own your opportunity to work with the largest government agency in the nation. Make an impact by advancing the Department of War 's mission to keep our country safe and secure.

OUR COMPANY

Iron EagleX (IEX), a wholly owned subsidiary of General Dynamics Information Technology (GDIT) , delivers agile IT and Intelligence solutions. Combining small-team flexibility with global scale, IEX leverages emerging technologies to provide innovative, user-focused solutions that empower organizations and end users to operate smarter, faster, and more securely in dynamic environments.

JOB DESCRIPTION

Iron EagleX is seeking a Senior Principal Agentic AI Full Stack Software Engineer to support our AI team in Crystal City, V A . This role will design, deploy, and sustain critical components of our AI analytics stack, including analytic frontends, production APIs, interfaces between AI workflow components, and the underlying data layer.

M EANINGFUL WORK AND PERSONAL IMPACT

As a Sr Principal Agentic AI Full Stack Software Engineer, you will be a core member of the AI team responsible for prototyping, building, and delivering critical data analytics capabilities. You will help translate emerging AI and machine learning concepts into reliable, user-focused software solutions that support mission outcomes.

JOB DUTIES (INCLUDE BUT ARE NOT LIMITED TO)

• Develop clean, maintainable, and efficient Python code while adhering to best practices and coding standards.
• Lead the technical design and implementation of AI-enabled web applications and analytics using Streamlit , React, or similar technologies.
• Integrate modern AI and large language model capabilities into applications and workflows, including prompting, tool calling, retrieval-augmented generation (RAG) , and related patterns.
• Design, develop, and integrate APIs, including FastAPI -based services, to enable seamless communication between systems.
• Build and maintain user interfaces that make complex AI, data, and analytics capabilities accessible to end users.
• Establish and maintain CI/CD pipelines and container-based deployments using tools such as Docker to support repeatable builds and reliable releases.
• Work with relational databases such as PostgreSQL and MySQL to ensure data integrity, performance, and efficiency.
• Implement and maintain version control using Git to streamline collaboration and code management.
• Collaborate with cross-functional teams to define, design, develop, test, and deliver new features.
• Ensure all developed solutions meet high standards for security, quality, reliability, and maintainability.
• Contribute to all stages of the software development life cycle, from concept and design through testing, deployment, and sustainment.

REQUIRED SKILLS

• Proficiency in writing clean, maintainable, and efficient Python code.
• Experience building AI-enabled web applications, analytic dashboards, or user workflows using Streamlit or similar technologies.
• Strong knowledge of web technologies, containerization, RESTful APIs, and user interface development.
• Experience designing and maintaining scalable backend solutions using Python frameworks.
• Familiarity with relational database systems such as PostgreSQL and MySQL.
• Proficiency with Docker; Kubernetes experience is a plus.
• Proficiency with Git-based version control and collaborative software development workflows.
• Hands-on experience with full stack development and a strong understanding of the software development life cycle.
• Ability to work effectively both independently and collaboratively in a fast-paced environment.

DESIRED SKILLS

• Experience developing modern front-end applications using React.
• Hands-on experience designing or developing LLM-powered agentic workflows that use tool calling, structured outputs, task planning, and multi-step execution.
• Familiarity with component-based UI development, state management, and reusable front-end design patterns.
• Experience integrating React-based frontends with RESTful APIs or Python-based backend services.
• Experience supporting AI, machine learning, data analytics, or mission-focused software applications.
• Familiarity with cloud-native application development, DevSecOps practices, or secure software delivery environments.
• Experience implementing reliable AI workflows with validation, error handling, retries, logging, and fallback strategies.
• Understanding of MLOps concepts, including model registry/versioning, reproducible environments, and CI/CD for ML-enabled systems.

WHAT YOU'LL NEED TO SU