836 Data Scientist jobs in Chantilly,VA

Data Scientist

BOOZ, ALLEN & HAMILTON

Washington, DC 20011

Experience with data exploration, data cleaning, data analysis, data visualization, data science, or data mining
Experience with statistical and general-purpose programming languages for data analysis such as Python, R, or SQL
Knowledge of statistical analysis, predictive modeling, and machine learning methods
Ability to design and develop automated analytic software, techniques, and algorithms
TS/SCI clearance
Bachelor's degree

Vantor

Reston, VA 20190

Current/active TS/SCI security clearance and be willing and able to obtain CI polygraph.
5 years of professional experience in data science, analytics, or data engineering roles.
Bachelor's degree in data science, computer science, engineering, statistics, GIS, or related discipline. Degree may be substituted with an additional 2 yrs of experience.
Strong coding proficiency in Python and SQL, with experience writing production-quality, maintainable code; working knowledge of R is a plus.
Hands-on experience with data manipulation, feature engineering, machine learning libraries (e.g., scikit-learn, PyTorch, TensorFlow), and automation tools.
Experience contributing to full-cycle data projects, including data preparation, modeling, validation, and reporting.
Ability to clearly communicate technical concepts and analytical results in writing and verbally.
Familiarity with NLP and LLM concepts, including practical experience applying pre-trained models (e.g., GPT-style models) for automation, summarization, or search.
Ability to work effectively in a collaborative environment, taking direction and feedback while owning assigned technical tasks.
This position requires an active U.S. Government Security Clearance at the TS/SCI level with CI Polygraph.
To be eligible for thisposition, you must be a U.S. Citizen.
Export Control/ITAR: Certain roles may be subject to U.S. export control laws, requiring U.S. person status as defined by 8 U.S.C. 1324b(a)(3).

Guidehouse Careers

McLean, VA 22101

Apex Focus Group

Falls Church, VA 22042

Capital One

Mc Lean, VA 22101

Foundation for the NIH

Rockville, MD 20852

United States Army

Washington, DC 20011

Datascan Technologies, LLC

Rockville, MD 20847

Rockville, MD or the immediate area
Valid driver's license with the ability to travel overnight (5 to 7 nights average of overnight travel monthly)
High School diploma or GED required, college preferred
Two years or more of applicable experience in: floorplan auditing, banking/financial services, automotive, customer service, field services or related industry
Basic computer literacy required