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# Data Engineer - SWE3

- **Company:** The Link
- **Location:** Columbia, MD, United States
- **Contract:** Permanent contract
- **Skills:** Confluence, JIRA, Signals Intelligence, Cyber Security, Computer Networks, Databases, Data Files, Extract Transform Load (ETL), Data Structures, Database Design, DevOps, Systems Analysis, Online Analytical Processing, Neo4j, Query Optimization, Software Engineering, Web Applications, Gitlab, Git, Atlassian Tools
- **Published:** November 2, 2026
- **Apply:** https://www.careerbuilder.com/job-details/data-engineer-swe3-columbia-md--603a65d3-d7f0-4742-9179-6c490ca5eb5d

## About the Role

OLAP (OnLine Analytical Processing), Database Design, Neo4j, Data Structures, Query Optimization, Customer Support/Service, Customer/Client Research, Data Quality, Query Analysis, Analysis Skills, Proven experience with OLAP, graph, and document databases.
· Strong background in schema design, query optimization, and analytics support.
· Ability to translate analytical questions into database design solutions.
Nice to Haves:
· Experience analyzing cyber security-related data sets (network traffic, OS events).
· Knowledge of end-to-end SIGINT collection and analysis systems.
· Experience with production CNO capabilities and operations.
· General software engineering skills (devops, web applications, ETL, etc.)
· Familiarity with Git and GitLab.
· Atlassian Tools (Jira, Confluence).

## Description

· Design schemas and models in OLAP, graph (Neo4j), and document (Elastic) databases.
· Optimize queries and data structures for performance and scalability.
· Work with analytics engineers to shape how data supports customer missions.
· Implement governance rules to ensure data quality and compliance.