Demo

Junior Data Scientist

AITHERAS, LLC
Arlington, VA Full Time
POSTED ON 7/22/2026
AVAILABLE BEFORE 11/18/2026
Junior Data Scientist / Performance Data Analyst I

Location: Washington, DC / Hybrid / Government Facility as Required
Clearance / Background: U.S. Citizen required; ability to obtain DOJ Public Trust and Secret clearance; active Secret preferred
Experience Level: 1–3 years

Role Summary

The Junior Data Scientist / Performance Data Analyst I supports a federal Management Information System program by helping collect, clean, validate, analyze, and visualize operational and performance data.

This role is ideal for an early-career data scientist with strong Python, R, SQL, Tableau, machine learning, NLP, and statistical analysis skills who is ready to progress from research, healthcare, or academic data work into federal mission analytics.

Key Responsibilities
  • Collect, clean, validate, and analyze structured and semi-structured program data.

  • Build SQL, Python, and R scripts to extract data, run calculations, automate recurring analysis, and reduce manual reporting effort.

  • Develop and maintain Tableau dashboards, visual reports, charts, and performance summaries.

  • Support data quality reviews by identifying anomalies, missing values, inconsistent records, and reporting defects.

  • Assist senior analysts with statistical modeling, machine learning, trend analysis, and performance measurement.

  • Translate complex datasets into clear summaries for non-technical stakeholders.

  • Document data sources, business rules, transformation logic, assumptions, and analytical methods.

  • Support recurring weekly, monthly, quarterly, and ad hoc reporting requirements.

  • Review model outputs and error patterns to recommend improvements to analytical workflows.

  • Collaborate with senior data scientists, program analysts, project managers, and government stakeholders.

Required Qualifications
  • Bachelor’s degree in Data Science, Statistics, Computer Science, Mathematics, Information Systems, Neuroscience, Public Health Analytics, or a related quantitative field.

  • 1–3 years of data science, data analytics, research analytics, BI, or machine learning project experience.

  • Hands-on Python experience using pandas, NumPy, scikit-learn, matplotlib, spaCy, Keras, or similar libraries.

  • R experience using tidyverse, tidymodels, ggplot2, Shiny, or equivalent packages.

  • SQL experience for querying, joining, filtering, and preparing datasets.

  • Tableau, Power BI, R Shiny, or similar dashboard/data visualization experience.

  • Experience with machine learning classification, NLP, model evaluation, or predictive analytics.

  • Ability to inspect model errors, validate outputs, and communicate improvement opportunities.

  • Strong Excel and Microsoft Office skills.

  • Ability to explain technical findings to non-technical stakeholders.

  • U.S. citizenship and ability to obtain required federal suitability/clearance.

Preferred Qualifications
  • Active Secret clearance or prior federal suitability.

  • Experience with federal, public sector, law enforcement, financial, healthcare, biomedical, or large statistical datasets.

  • Experience supporting performance metrics, KPI reporting, operational reporting, or program evaluation.

  • Experience building client-facing dashboards or interactive data applications.

  • Experience with BERT, NLP, unstructured text, topic segmentation, or terminology data.

  • Familiarity with data governance, data privacy, PII handling, CUI, or secure data environments.

  • AWS, Git, Jupyter Notebook, or cloud analytics exposure.

Tools / Technologies

Python, R, SQL, Tableau, Excel, Jupyter Notebook, Git, AWS, pandas, NumPy, scikit-learn, spaCy, Keras, tidyverse, tidymodels, ggplot2, Shiny, NLP, BERT, dashboards, data visualization, statistical modeling.

Salary.com Estimation for Junior Data Scientist in Arlington, VA
$83,427 to $103,337
If your compensation planning software is too rigid to deploy winning incentive strategies, it’s time to find an adaptable solution. Compensation Planning
Enhance your organization's compensation strategy with salary data sets that HR and team managers can use to pay your staff right. Surveys & Data Sets

What is the career path for a Junior Data Scientist?

Sign up to receive alerts about other jobs on the Junior Data Scientist career path by checking the boxes next to the positions that interest you.
Income Estimation: 
$73,798 - $89,311
Income Estimation: 
$90,112 - $113,166
Income Estimation: 
$73,798 - $89,311
Income Estimation: 
$90,112 - $113,166
Employees: Get a Salary Increase
View Core, Job Family, and Industry Job Skills and Competency Data for more than 15,000 Job Titles Skills Library

Job openings at AITHERAS, LLC

  • AITHERAS, LLC Augusta, ME
  • Job Title: Scanning Technician Pay Rate: $17.20 per hour Location: Augusta, Maine Schedule: 40 hours per week Work Setting: On-site only; no telework Exper... more
  • 19 Days Ago

  • AITHERAS, LLC Washington, DC
  • Law Clerk 1 Department: DOJ OPA Contract Location: 145 N Street NE, Washington, DC 20350 (100% Onsite) Job Type: Full-time Reports To: Program Manager SCA ... more
  • 23 Days Ago

  • AITHERAS, LLC DC, DC
  • Performance/Data Analyst III Location: Washington, DC / DOJ Facilities / JMD OCIO / NCC Clearance / Background: U.S. Citizen required; active Secret cleara... more
  • 24 Days Ago


Not the job you're looking for? Here are some other Junior Data Scientist jobs in the Arlington, VA area that may be a better fit.

  • Forge Forward Lexington, MD
  • Forge Forward is searching for a Junior Data Scientist to support a client in Lexington Park, MD. This position will require at least 4 days a week on-site... more
  • 1 Month Ago

  • Haystack Washington, DC
  • We're working with a division of a nationally recognized economic development corporation that supports federal agencies' crucial missions. They offer robu... more
  • 16 Days Ago

AI Assistant is available now!

Feel free to start your new journey!