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Data Engineer – Mid

Castalia Systems • Bolling AFB, DC, US • published 2026-10-18 14:19:40.822504

Description

**Job Type:** Full\- Time **Workplace Type:** Onsite **Clearance:** TS/SCI willingness to take a polygraph exam **Must be a U.S. Citizen** **Job Summary** Castalia Systems is seeking a Mid\-Level Data Engineer to use your analytical skills and data science knowledge to create real\-world impact. You’ll work closely with your clients to understand their questions and needs and then dig into their data\-rich environments to find the pieces of their information puzzle. **Roles and Responsibilities** **A qualified candidate will perform the following duties and responsibilities, but are not limited to:** * Develop algorithms and systems and use the right combination of tools and frameworks to turn sets of disparate data points into objective answers to help clients make informed decisions. * Provide a deep understanding of the data, what it all means, and how it can be used. **Required Qualifications** * 2\+ years of experience with statistical and general\-purpose programming languages for data analysis. * Experience analyzing structured and unstructured data sources. * 1\+ Experience with R or Python. * Experience using scientific methods to inform qualitative and quantitative analys...

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