Responsibilities:Bridges the legacy system codebase and the Palantir Foundry migration team, reading, analyzing, and documenting existing application and data-integration logic so it can be mapped into the target data integration architecture's ETL pipelinesReverse-engineers and documents business rules embedded in the legacy application and data layersSupports static analysis of legacy ETL jobsActs as SME liaison to the Foundry pipeline engineers, translating legacy transformation logic into terms they can re-implement correctlyDocuments application dependencies, including the database schema, integrations, and the NIPRNet/SIPRNet Data Guard replication path, to inform the eventual cutover and decommission planSupports reconciliation testing by explaining why legacy output looks the way it does when it does not match the new Army Vantage (Foundry) outputRequirements:Bachelor's degree in Computer Science, Information Systems, or a related field (equivalent experience may be considered)4+ years of professional Java/J2EE (Java EE) development experienceJava/J2EE (Java EE) expertise: MVC Model 2 design patterns, DAOs, Servlets, JSP, EJB (session and message-driven beans), JDBC, JNDI, and JMSOracle application and database logic development using PL/SQL (ideally Oracle Application Server and Oracle Database 19c)Oracle Data Integrator (ODI) and Oracle Cloud Infrastructure (OCI) Data Integration, including Oracle SQL and PL/SQL, ELT/ETL concepts, Oracle Data Transforms, and E-LT architecturesComfortable reverse-engineering undocumented legacy enterprise code with no SME available to explain itWorking knowledge of ETL/batch processing concepts, such as daily/weekly sync jobs and materialized-view refresh patternsCreate, modify, and test the code, forms, and script that allow computer applications to run. We're looking for people who:Are curious and excited about technologyLike solving problems and figuring things outCan take initiative but also enjoy working with a teamWant to keep learning, growing, and challenging themselvesIf you're someone who's eager to jump in, learn something new, and make an impact-you'll fit right in here.