Software Developer Sr. Principal

SOFTWARE DEVELOPER SR PRINCIPAL

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 

The Software Developer Sr. Principal will support the USASOC OTA Program in Fayetteville, NC (hybrid) or Remote.  

MEANINGFUL WORK AND PERSONAL IMPACT 

As a Software Developer Sr. Principal you will provide support for application development of data and business systems software to include analysis of business needs, systems flow, and determination of data storage and usage requirements. You will work as part of a team with other contractors, government civilians, and military personnel in a fast-paced, innovative environment.    

JOB DUTIES (INCLUDE BUT ARE NOT LIMITED TO) 

• Lead end‑to‑end software development across all SDLC phases, including requirements analysis, system design, implementation, testing, refinement, debugging, and updates. 

• Translate complex user and mission/business needs into scalable system architectures, detailed requirements, and actionable technical plans. 

• Produce and review advanced design artifacts (models, diagrams, workflows) to guide development and ensure technical alignment across teams. 

• Develop high‑quality, maintainable, and secure software solutions within a multidisciplinary environment supporting mission‑critical intelligence operations. 

• Build and maintain big‑data ETL pipelines (Hadoop, Apache Airflow) and automate data ingestion from APIs and databases using Python and SQL. 

• Execute DevOps processes for application and database deployment using Docker, Kubernetes, and GitLab CI/CD. 

• Automate retrieval of data from various sources via API and direct database queries for intelligence analysts and data scientists using SQL and Python. 

• Utilize industry‑standard tools (GitLab, Jira, Confluence) for version control, workflow management, documentation, and traceability. 

• Engage directly with customers and mission partners to gather requirements, provide product feedback loops, and deliver capability briefings for military stakeholders. 

• Provide senior‑level technical guidance to ensure optimal documentation, maintainability, and sustainability of software systems. 

• Mentor and coach junior developers; may serve as team or task lead; perform additional duties as needed. 

REQUIRED SKILLS: 

• Experience developing customer driven applications for data collection and analysis  

• Backend/DevOPs Knowledge Areas: Python, Docker, Helm/Kubernetes, PostgreSQL, or relational databases  

• Database: Postgres, SQL 

• General:  Gitlab CI/CD, REST APIs 

DESIRED SKILLS: 

• Backend/DevOPs Knowledge Areas: Golang, Go, Node/NestJS, Java/Spring Boot, Kotlin, TypeORM, GORM  

• Frontend Knowledge Areas: React JS, Node JS, NEST JS, Typescript 

• Database: Elasticsearch, MongoDB 

• General: Linux, K8s, Git, WebSocket, Redis, Keycloak, S3/Minio, Puppeteer 

WHAT YOU’LL NEED TO SUCCEED 

• Clearance: Current DoW Secret clearance required ; active Top Secret with SCI eligibility desired 

• Experience: 8 years of related experience 

• Education: Technical training or degree 

• Certifications: None 

• Role requirements: Fayetteville, NC (Hybrid) or remote (with travel to customer site up to 1x per month).

• Due to US Government Contract Requirements, only US Citizens are eligible for this role  

GDIT IS YOUR PLACE 
At GDIT, the mission is our purpose, and our people are at the center of everything we do. 

• Growth: AI-powered career tool that identifies career steps and learning opportunities 

• Support: An internal mobility team focused on helping you achieve your career goals 

• Rewards: Comprehensive benefits and wellness packages, 401K with company match, competitive pay and paid time off 

• Community: Award-winning culture of innovation and a military-friendly workplace 

 
OWN YOUR OPPORTUNITY 
Explore a career at GDIT and you’ll find endless opportunities to grow alongside colleagues who share your passion for the mission and delivering results. #iexjobs #IEXPriority