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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Data Scientist - **Company:** Cornerstone Defense - **Location:** McLean, VA, United States - **Contract:** Permanent contract - **Skills:** Java (Programming Language), Microsoft Windows, Agile Methodology, Amazon Web Services, Amazon S3, JIRA, Unix, Cloud Computing, Cloud Storage, Databases, Data Architecture, Extract Transform Load (ETL), Data Migration, Data Stores, Data Visualization, Relational Databases, Database Development, Database Schema, Linux, Amazon DynamoDB, Gradle, Python (Programming Language), PostgreSQL, Apache Maven, Microsoft SQL Server, Oracle Databases, Oracle (Applications), Systems Development Life Cycle, Software Requirements Analysis, Solaris (Operating System), Data Streaming, Git, Amazon Relational Database Service, Data Lakes, Software Version Control - **Published:** August 14, 2026 - **Apply:** https://www.clearancejobs.com/jobs/9090959/data-scientist ## About the Role 1. (Mandatory) Demonstrated experience in data architecture. 2. (Mandatory) Demonstrated experience with and understanding of database structure principles 3. (Mandatory) Demonstrated experience in data modeling and design, including SQL development and database administration. 4. (Mandatory) Demonstrated experience in data visualization, data migration and data modeling. 5. (Mandatory) Demonstrated experience in relational database management systems (DBMS). 6. (Mandatory) Demonstrated experience in DBMS software, including SQL Server. 7. (Mandatory) Demonstrated experience in database and cloud computing design, architectures and data lakes. 8. (Mandatory) Demonstrated experience in configuration and administration of enterprise level data stores, ETL and ELT methods, and batch and streaming data transport. 9. (Mandatory) Demonstrated experience gathering and analyzing system requirements. 10. (Mandatory) Demonstrated experience with Version control systems such as Git. 11. (Mandatory) Demonstrated experience with programming languages Java and Python. 12. (Mandatory) Demonstrated experience with Linux, Unix, Solaris and Windows. 13. (Mandatory) Demonstrated experience with Agile development methodologies and JIRA. 14. (Mandatory) Demonstrated experience working in a fast-paced, technically challenging area; ability to anticipate and manage changes or problems; assess impacts and recommend sound solutions. 15. (Mandatory) Demonstrated experience in systems development, including system development life cycle, project management approaches and requirements, and design and testing techniques. 16. (Desired) Demonstrated experience with Sponsor networks, systems and services. 17. (Desired) Demonstrated experience delivering solutions with AWS cloud services. 18. (Desired) Demonstrated experience with AWS Cloud storage technologies including RDS, DynamoDB and S3. 19. (Desired) Demonstrated experience in database technologies to include but not limited to Oracle, SQLServer, and Postgres. 20. (Desired) Demonstrated experience with Oracle Databases 21. (Desired) Demonstrated experience with Full stack environment 22. (Desired) Demonstrated experience building automation tools such as Gradle, Maven. 23. (Desired) Demonstrated experience with the development of system prototypes and proof of concept in order to demonstrate proper application of design principles 24. (Desired) Demonstrated experience with the Sponsor's authentication and authorization process. 25. (Desired) Demonstrated experience with supporting enterprise level production systems 26. (Desired) Demonstrated experience briefing technical topics to a non-technical audience. 27. (Desired) Demonstrated experience in strong oral and written communication. 28. 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