> Markdown version of [/jobs/ext/2718313-java-etl-developer](https://www.wearedevelopers.com/jobs/ext/2718313-java-etl-developer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Java/ETL Developer - **Company:** General Dynamics Information Technology - **Location:** Herndon, VA, United States - **Experience:** Expert - **Salary:** $174,250.0 - $235,750.0 - **Contract:** Permanent contract - **Skills:** Java (Programming Language), Microsoft Windows, ArcGIS (Software), Biometrics, Cloud Computing, Databases, Information Engineering, Extract Transform Load (ETL), Data Mapping, Data Mining, Data Visualization, Relational Databases, Database Development, Database Testing, Linux, Elasticsearch, Java Platform Enterprise Edition (J2EE), Github, Design of User Interfaces, JSON, Python (Programming Language), MySQL, Oracle (Applications), Pentaho Data Integration, Software Systems, Data Streaming, Tableau (Software), Extensible Markup Language (XML), Gitlab, Apache Nifi, Network Server, Software Version Control, Jenkins - **Published:** September 4, 2026 - **Apply:** https://gdit.wd5.myworkdayjobs.com/External_Career_Site/job/USA-VA-Herndon/Java-ETL-Developer---TS-SCI-with-Polygraph_RQ215963/apply ## About the Role * Demonstrated experience with the following languages: Java/J2EE, XML, JSON, Python * Demonstrated experience translating data insights into tools or analytic capabilities that inform operational decisions and/or improve processes. * Demonstrated experience with relational databases (ex - Oracle / MySql). * Demonstrated experience with search architecture and data visualization tools (ex - Tableau, ElasticSearch, ArcGIS). * Familiar with servers operating systems; Windows, Linux, and cloud infrastructure. * Familiar with database methodologies. * Familiar with Source code management and integration (ex - GitHub/GitLab, Jenkins). * Familiar with ETL frameworks such as SAFE FME, Petaho, or NiFi. * Ability to work well in a fast-paced, constantly evolving work environment with a focus on continual process improvement and a proactive approach to problem solving. WHAT YOU'LL NEED TO SUCCEED: * 8+ years of related data engineering and ETL experience * Bachelor's or Technology degree in Engineering or a related specialized area/field, OR equivalent 5 years job-related experience * Demonstrated experience building and maintaining data flows in NiFi or Pentaho or Java * Excellent organizational, coordination, interpersonal and team building skills * TS/SCI with Polygraph clearance * Location - Herndon, VA, Years of Experience 8 + years of related experience * may vary based on technical training, certification(s), or degree Certification ## Description 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., Seize your opportunity to make a personal impact as a Java/ETL Developer supporting customer activities. GDIT is your place to make meaningful contributions to challenging projects and grow a rewarding career. At GDIT, people are our differentiator. As a Java/ETL Developer you will help ensure today is safe and tomorrow is smarter. Our work depends on a Java/ETL Developer joining our highly skilled team to be a premier provider of cyber security services to the customer. We provide consummate cyber security risk management "as a service" platform across multiple fabrics and centers. We have responsibility to ensure operational IT capabilities provide the client with necessary timeliness, accuracy and security of information demanded from all our highly professional roles. Be the change, lead our change - join us! 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. The Java/ETL Developer will manipulate data and data flows for both existing and new systems. Additionally, they will provide support in the areas of data extraction, transformation and load (ETL), data mapping, analytics, operations, databases, and maintenance of data and associated systems. As a member of the team, candidate 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., * Provide support in the areas of data extraction, transformation and load (ETL), data mapping, analytics, operations, databases, and maintenance of data and associated systems. * Develop and manage complex data flows, or makes significant enhancements to existing pipelines. * Troubleshoot complex problems and provide customer support for the ETL process. * 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. * Communicate clearly and effectively with teammates, customers, and external partners. * Prepare written and verbal communications on analyses, findings, and project progress. * Write and maintain technical documentation. * Advise hardware engineers on machine characteristics that affect software systems, such as storage capacity, processing speed, and input/output requirements. ## Related Videos - [Tips and Tricks for Working with JSON](https://www.wearedevelopers.com/videos/1229-tips-and-tricks-for-working-with-json) - [MySQL Protocol Features You Should Be Aware Of](https://www.wearedevelopers.com/videos/100267-mysql-protocol-features-you-should-be-aware-of) - [Docker network without Docker](https://www.wearedevelopers.com/videos/1418-docker-network-without-docker) - [Enjoying SQL data pipelines with dbt](https://www.wearedevelopers.com/videos/823-enjoying-sql-data-pipelines-with-dbt) - [Introducing JSON Structure](https://www.wearedevelopers.com/videos/100219-introducing-json-structure) - [Data Science, ML & AI in the Oil and Gas Industry at NDT Global - Dr. Katja Träumner](https://www.wearedevelopers.com/videos/1308-data-science-ml-ai-in-the-oil-and-gas-industry-at-ndt-global-dr-katja-traumner) ## Related Articles - [Data Engineer Salary UK](https://www.wearedevelopers.com/magazine/253-data-engineer-salary-uk) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [The Most Popular IT Jobs on the Market](https://www.wearedevelopers.com/magazine/376-the-most-popular-it-jobs-on-the-market) - [Top-Paying Tech Jobs (with Salaries)](https://www.wearedevelopers.com/magazine/372-top-paying-tech-jobs-with-salaries) - [How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again](https://www.wearedevelopers.com/magazine/751-how-we-built-a-worry-free-system-that-runs-for-10-years-and-what-we-d-do-again) - [Software Engineer Salary London](https://www.wearedevelopers.com/magazine/252-software-engineer-salary-london)