Data Engineer - TS​/SCI Polygraph

We are seeking a Data Engineer to design, build, and optimize scalable backend and data integration systems. This role requires deep expertise across the full software development lifecycle, from system architecture to deployment, with a focus on data-intensive applications, performance optimization, and cross-platform integration. The ideal candidate thrives in dynamic environments and can deliver high-impact solutions that support mission-critical operations.

• Backend & System Development
• Design, develop, and maintain scalable backend systems in Java, Python, Angular, Java Script, Go, or equivalent.
• Architect and implement data integration solutions for structured and unstructured data.
• Develop REST APIs and services for real-time and batch processing.
• Maintain modular software libraries with clean interfaces and reusable code.

• Build and optimize ETL pipelines using frameworks such as Elastic Search, Kafka, and Airflow.
• Ensure high performance, scalability, and reliability in data workflows.
• Integrate externally developed code into core software libraries.

• Deploy and maintain solutions across cloud environments (AWS, Azure, GCP).
• Apply containerization (Docker, Kubernetes) and CI/CD pipelines for automation.
• Adhere to configuration management and infrastructure standards.

• Translate business requirements into technical specifications across data and application layers.
• Maintain code quality through testing, regression analysis, and reviews.
• Investigate and resolve production issues to improve stability and data integrity.
• Conduct full lifecycle testing following strict quality procedures.

• Provide bug fixes, enhancements, GUI improvements, and access control updates.
• Install, configure, and monitor applications to meet operational requirements.
• Deliver ad-hoc training and support to users.

• Partner with configuration managers to integrate internal and external software solutions.
• Evaluate and recommend third-party vendors and partners.
• Support development of standards, methods, and procedures for product release readiness.

• Proficiency in Java, Python, Angular, Scala, or Go.
• Strong expertise Kubernetes, and Airflow.
• Experience with relational and No
  
  SQL databases, plus cloud-native data services.
• Proven ability to work across the full software development lifecycle.
• Familiarity with CI/CD, Docker.
• Strong analytical, troubleshooting, and communication skills.

• Education: BS in Computer Science or related field, or the equivalent combination of education, technical certifications or training, or work experience
• Experience: 8+ years
• Security Clearance level: TS/SCI with Polygraph
• Location: Chantilly, VA - On Customer Site
• US Citizenship Required

The likely salary range for this position is $161,500 - $218,500. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.

View information about benefits and our total rewards program.

We are GDIT. A global technology and professional services company that delivers technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across over 50 countries worldwide, offering leading capabilities in digital modernization, AI/ML, cloud, cyber and application development.

Together with our customers, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.