Applied Data Scientist, AI Data Platforms

$103,307–$178,090Mclean, VA · Washington, DCMclean, VA +1RemoteMid-levelToday

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About the job

Applied Data Scientist responsible for preparing and governing complex, multi-source enterprise data for an AI-assisted platform used in mission environments.

Summary written from the posting.

What you’ll do

Translate mission and customer data questions into measurable objectives and evaluation criteria
Profile, clean, reconcile, and characterize complex enterprise data from multiple sources
Build metadata, data dictionaries, reference vocabularies, and knowledge-graph foundations
Configure and evaluate AI-assisted matching, classification, ranking, and language-model workflows

What you’ll bring

Bachelor's degree in computer science, data science, mathematics, statistics, engineering, or a related field
5+ years applying statistics, machine learning, data analysis, or related quantitative methods
Strong Python and SQL skills with common data-science libraries
Experience with knowledge graphs, graph data modeling, or semantic technologies

Technologies

Python · SQL · pandas · NumPy · scikit-learn · knowledge graphs · Neo4j · Cypher · RAG · LangGraph

About Groundswell

PE-backed federal technology integrator specializing in Appian, SAP, Workday, and UiPath modernization for DoD, IC, and civilian agencies.

Private Late · 200–500 people

Pay and conditions

Posted pay: $103,307–$178,090
Pay details
$103,307.00 - $178,090.00
Location: Mclean, VA · Washington, DC
Work arrangement: Remote
Experience requirements: 5+ years

The work, as we read it

Kind of work: Implementation & delivery

Our reading of the posting, not the employer’s words.

How this compares

The middle of this range is $141,000, below the $198,000 median for the 1,733 US FDE postings that state one. Half of those sit between $162,000 and $230,000.

Employer postings · Postings read on September 18, 2026 · Sources