Senior Data Scientist - ML, Visualization & Pipelines

Jobtailor; Arlington (VA); On-site; USD 110,000 - 160,000; Full time

Job summary

Jobtailor in Arlington, VA is seeking a Senior Data Scientist who designs visualization solutions for investigative and audit products, builds scalable ML/AI models, and develops analytical tools to support ETL strategies.

You will collaborate with cross-functional teams, integrate data from multiple sources using SQL, Python, R, and JavaScript, and contribute to documentation and quality standards while ensuring security compliance and Agile delivery.

Qualifications

• Bachelor's degree in Computer Science, Information Technology, Data Analytics, or related field.
• 5+ years of coding experience with SQL, Python, R, and JavaScript.
• 3+ years of ML, NLP, RPA, AI, text/data mining, and statistical/mathematical methods.
• Experience with AWS or Azure services like Databricks, Data Factory, Data Lake.
• Familiarity with Azure DevOps and/or GitHub.
• Experience supporting CI/CD pipelines and Agile frameworks.
• Ability to create datasets, visualizations, and interactive reports using programming languages and BI tools.
• Strong writing and documentation skills.
• Proficiency with relational databases and querying languages.
• Professional certifications in a related field preferred.

Responsibilities

• Research, design, and develop visualization solutions for investigative and audit products.
• Design experiments, test hypotheses, and develop scalable data science, AI, and ML models.
• Analyze data to support ETL strategies, pattern recognition, and analytical tools.
• Review, analyze, and modify existing products through coding, debugging, testing, and documentation.
• Develop, manage, and optimize automated data pipelines.
• Integrate data from flat files, relational databases, and external systems via JDBC/ODBC, REST APIs, and web scraping.
• Provide guidance on business and technical project issues to coworkers.
• Assist with training and conference development, including presentations.
• Facilitate communication between business owners, end users, DBAs, and IT support staff.
• Ensure compliance with quality and security guidelines.
• Coordinate with staff and customers to identify and document requirements.
• Produce written documentation and technical artifacts, including designs from user requirements.
• Assist agency with programming and data visualization solutions.
• Troubleshoot and provide technical support for existing projects and applications.

Skills

SQL

Python

R

JavaScript

Machine Learning

Natural Language Processing

Robotic Process Automation

Artificial Intelligence

Text Mining

Data Mining

Statistical Methods

Data Visualization

Relational Databases

CI/CD

Agile

AWS

Azure

Databricks

Data Factory

Data Lake

Azure DevOps

GitHub

Documentation

Education

Bachelor’s degree in Computer Science, Information Technology, Data Analytics, or related field

Tools

AWS

Azure

Databricks

Data Factory

Data Lake

Azure DevOps

GitHub

Job description

Jobtailor in Arlington, VA is seeking a Senior Data Scientist who designs visualization solutions for investigative and audit products, builds scalable ML/AI models, and develops analytical tools to support ETL strategies.

You will collaborate with cross-functional teams, integrate data from multiple sources using SQL, Python, R, and JavaScript, and contribute to documentation and quality standards while ensuring security compliance and Agile delivery.