Lead Data Engineer - TS/SCI with Polygraph

Type of Requisition:
Regular

Clearance Level Must Currently Possess:
Top Secret SCI + Polygraph

Clearance Level Must Be Able to Obtain:
Confidential

Public Trust/Other Required:
None

Job Family:
Data Science and Data Engineering

Job Qualifications:

Skills:
Application Programming Interface (API), Data Flows, Java (Programming Language), RESTful APIs
Certifications:
None
Experience:
15 + years of related experience
ship Required:
Yes

Job Description:

GDIT is seeking a Data Engineer Expert to serve as a team lead 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 operation.

The candidate will be required to:

• Provide bug fixes, enhancements, and Graphical User Interface (GUI) improvements to applications to meet operational requirements
• Develop and modify application source code, in response to new requirements and requests for change
• Provide enhancements to existing access controls and configurations, and monitor applications to meet operational requirements
• Develop and deploy software, including in cloud environments
• Integrate externally developed code into core libraries
• Install and configure application software
• Evaluate third party vendors and software partners
• Design and develop Representational State Transfer (REST) Application Program Interfaces (APls)
• Maintain design of software libraries, including the definition of module APIs, code organization, and compliance in coding standards. This work will emphasize modularity of the libraries, re-use of common code, clean interfaces between the subsystems and integrity of design
• Provide ad-hoc user training to potential, new, and existing customers
• Work with the configuration manager to ensure the integration of externally developed software into core software libraries
• Develop, as assigned, a wide range of software to run on the Sponsor's networks. The software libraries include but are not limited to audio/video, image processing algorithms, OS and file systems, and device drivers
• Assist the Sponsor in developing specific standards, methods, or procedures to determine product quality release or release readiness
• Adhere to Configuration Management standards and practices for software and infrastructure.
• Conduct testing at all levels of the software development life cycle, to include regression testing, and adhere to strict testing procedure

Desired Technical Capabilities:

• Demonstrated expertise in one of the following: Java, Python, Angular, Java Script, Go, or equivalent
• Demonstrated expertise in building and optimizing ETL pipelines using frameworks such as Elastic Search, Kafka, and Airflow
• Demonstrated experience with REST APIs
• Hands on experience with AWS
• Experience with Docker/Kubernetes
• Experience building data products in Apache Avro
• Strong analytical, troubleshooting, and communication skills.

Education and Experience:

• BS in Computer Science or related field, or the equivalent combination of education, technical certifications or training, or work experience
• 15+ years of relevant experience

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, and competitive pay and paid time off
Community: Award-winning culture of innovation and a military-friendly workplace

OWN YOUR OPPORTUNITY
Explore a career in data science and engineering at GDIT and you'll find endless opportunities to grow alongside colleagues who share your determination for solving complex data challenges.

#WeAreGDIT
#JET
#GDITEnhanced2026
#VA_2026Alumni

The likely salary range for this position is $208,250 - $281,750. 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.

Scheduled Weekly Hours:
40

Travel Required:
None

Telecommuting Options:
Onsite

Work Location:
USA VA Chantilly

Additional Work Locations:

Total Rewards at GDIT:
Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.

We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 26,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.

Join our Talent Community to stay up to date on our career opportunities and events at
gdit.com/tc.

Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans