Data Engineer Senior w/Polygraph

Clearance Level
Top Secret SCI + Polygraph
Data Science
McLean, Virginia
Onsite Workplace
Key Skills For Success

Data Analysis



REQ#: RQ166289
Requisition Type: Regular
Your Impact

Own your opportunity to serve as a critical component of our nation’s safety and security. Make an impact by using your expertise to protect our country from threats.

Job Description

Deliver insights to help our clients turn data into action as a Data Engineer Senior at GDIT. Your work will provide transformative solutions to our clients’ big-data obstacles and help advance the mission. Here, you can make a meaningful impact on our clients’ mission and on your career.

At GDIT, people are our differentiator. As a Data Engineer Senior you will help ensure today is safe and tomorrow is smarter. Our work depends on Data Engineer Senior joining our team to manipulate data and data flows for both existing and new systems. The ideal candidate will provide support in the areas of data extraction, transformation, and load (ETL), data mapping, data extraction, analytical support, operational support, database support, and maintenance support of data and associated systems.  As a member of the team, candidates will work in a multi-tasking, quick-paced, dynamic, process-improvement environment that requires experience with the principles of large-scale (terabytes) database development, large-scale file manipulation, data modeling, data mapping, data testing, data quality, and documentation preparation.


  • Designs, develops, maintains, and tests infrastructures for data generation as well as optimizing data flow and collection for cross functional teams.
  • Research, design, develop, and/or modify enterprise-wide systems and/or application software
  • Develop complex data flows or make significant enhancements to existing pipelines
  • Resolve complex hardware/software compatibility and interface design considerations
  • Conduct investigations and tests of considerable complexity
  • Research emerging technologies to determine impact on application execution
  • Provide input to staff involved in writing and updating technical documentation
  • Troubleshoot complex problems and provides customer support for the ETL process
  • Advise hardware engineers on machine characteristics that affect software systems, such as storage capacity, processing speed, and input/output requirements
  • Prepare reports on analyses, findings, and project progress
  • Provide guidance and work leadership to less-experienced software engineers
  •  May serve as a technical team or task leader
  • Must be willing to travel to national and international locations based on customer needs


● Education: Bachelor’s Degree in Computer Science, Electrical or Computer Engineering or a related technical discipline, or the equivalent combination of education, technical training, or work/military experience
● Required Experience: 5+ years of related software engineering and ETL experience
● Required Technical Skills:

  • Excellent organizational, coordination, interpersonal, and team building skills
  • Strong problem-solving skills
  • Team focused, willing to develop and implement solutions in a dispersed team environment

● Security Clearance Level: TS/SCI with Poly
● Required Skills and Abilities:

  • Experience with the following languages: Java/J2EE, C, C++, SQL, XML, XQuery, XPath, Ruby on Rails, HTML/XHTML, CSS, Python, Shell Scripting, JSON
  • Knowledge of servers operating systems: Windows, Linux, Distributed Computing, Blade Centers, and cloud infrastructure
  • Experience building and maintain data flows in NiFi or Pentaho
  • Ability to write technical documentation for security (ATO), architecture, and implementation guides
  • Ability to comprehend database methodologies (strong SQL query and/or Elasticsearch experience)
  • Data analytics skills to include detailed data analysis and metric generation
  • Experience with data visualization and data validation routines

● Location: On Customer Site
● US Citizenship Required

● 401K with company match
● Comprehensive health and wellness packages
● Internal mobility team dedicated to helping you own your career
● Professional growth opportunities including paid education and certifications
● Cutting-edge technology you can learn from
● Rest and recharge with paid vacation and holidays






Work Requirements
Years of Experience

5 + years of related experience

* may vary based on technical training, certification(s), or degree


Travel Required

Less than 10%


U.S. Citizenship Required

About Our Work

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 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 30 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.

GDIT is an Equal Opportunity/Affirmative Action employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or veteran status, or any other protected class.