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  • Senior Backend Engineer - Agentic AI & Data Pipelines

     ...capabilities. This is a backend-heavy role focused on MCP tool integrations, data pipelines, and infrastructure that enables AI agents to act reliably within our platform. You will work with Django and Python across the stack, make architecture calls with autonomy, mentor... 
    Python

    Trustible

    Arlington, VA
    2 days ago

  • Data Scientist with TS/SCI Clearance for IC Analytics

     ...Select Search Associates LLC is seeking a Data Scientist in Arlington, VA, to collaborate with clients on data challenges and build analytic processes, models, and workflows. The role emphasizes Python scripting, EDA, and working with large structured and unstructured... 
    Python

    Select Search Associates

    Arlington, VA
    1 day ago

  • Senior NLP Data Scientist AI/ML for Impactful Insights

     ...VT Group (VTG) is seeking an experienced NLP Data Scientist / Machine Learning Engineer in McLean, VA to provide advanced data science and...  ...transforming large volumes of data into actionable insights using Python, NLP, ML, and DL techniques. Expect collaboration with senior... 
    Python

    VT Group (VTG)

    McLean, VA
    1 day ago

  • Senior Data Scientist - DoD (Top Secret/SCI) Onsite

     ...Nortex Cyber Solutions is seeking an experienced Senior Data Scientist to support DoD data analytics, modeling, and integration efforts. Work...  ...experience with Databricks and Palantir Foundry, plus strong Python, PySpark, SQL, and NLP skills. Onsite at the Pentagon in... 
    Python

    Nortex Cyber

    Arlington, VA
    1 day ago

  • Data Scientist

    $113k - $188k

     ...Job Family : Data Science Consulting Travel Required : Up to 10% Clearance Required : Ability to Obtain Public...  ...Leading and reviewing, data cleaning scripts using tools such as Python Maintain and enhance dashboards, analytics solutions, and... 
    Python
    Temporary work
    Flexible hours

    Guidehouse

    Arlington, VA
    1 day ago

  • Senior Data Scientist - People Strategy & Analytics

     ...Capital One seeks a Senior Associate Data Scientist for People Strategy & Analytics. You will develop NLP and ML models on HR data, using...  ...managers to deliver AI-powered HR tools. Strong background in Python, ML, SQL and cloud platforms is required. You will translate complex... 
    Python

    itSMF USA

    McLean, VA
    20 hours ago

  • Senior NLP Data Scientist & ML Engineer

     ...Vosper Thornycroft Group seeks an experienced NLP Data Scientist / ML Engineer to provide advanced data science support for a data-driven...  ..., resources, personnel, and performance. The role requires Python NLP expertise, DL/ML experience with PyTorch, TensorFlow, and... 
    Python

    VTG

    McLean, VA
    2 days ago

  • Data Scientist

     ...Data ScientistWe are seeking a highly capable Data Scientist (SME Level) with demonstrated experience in advanced natural language processing, machine learning,...  ...The ideal candidate brings hands-on expertise with Python-based NLP workflows, deep learning frameworks, and... 
    Python

    Ardent Principles Inc

    McLean, VA
    3 days ago

  • Senior Data Scientist - Remote AI & Healthcare Analytics

     ...ICA.ai seeks a Senior Data Scientist to design and deliver data science and AI solutions for healthcare and regulated environments. You will...  ...a Public Trust Clearance. The role emphasizes strong Python/SQL skills, unstructured data processing, and collaboration with... 
    Python
    Remote work

    ICA Corporation

    Arlington, VA
    1 day ago

  • Data Scientist - National Security

    $113k - $188k

     ...Job Family : Data Science Consulting Travel Required : Up to 10% Clearance Required : Ability to Obtain Public Trust...  ...transforming, and analyzing large datasets using tools such as Python, R, and SQL Design and development of data visualization and... 
    Python
    Temporary work
    Flexible hours

    Guidehouse

    Arlington, VA
    1 day ago

  • Data Scientist - Jr.

    $98k - $163k

     ...Job Family : Data Science Consulting Travel Required : None Clearance Required : Active Secret What You Will Do...  ...and design solutions for Federal clients. Leverage tools such as Python, SQL, LLMs, and Tableau and platforms such as Databricks to develop... 
    Python
    Temporary work
    Remote work
    Flexible hours

    Guidehouse

    Arlington, VA
    1 day ago

  • Mission-Critical Data Scientist TS/SCI, Graphs & Cloud

     ...Red Rock Government Services is seeking a Data Scientist to support a high-priority mission. The role focuses on processing and modeling complex data, building tools with Python, Neo4j, and Streamlit, and developing data pipelines across diverse environments to meet targeting... 
    Python

    Redrockgs

    McLean, VA
    1 day ago

  • Data Scientist - National Security

     ...Data Scientist - National SecurityGuidehouse Arlington, VAOur consultants on the AI and Data Defense and Security team help clients maximize...  ..., and analyzing large datasets using tools such as Python, R, and SQLDesign and development of data visualization and dashboard... 
    Python
    Flexible hours

    MMI Textiles, Inc.

    Arlington, VA
    3 days ago

  • Senior Data Scientist: Cloud ML & Data Pipelines

     ...Arlington, Virginia, seeks a skilled candidate to develop and deploy data pipelines that drive business insights. This role emphasizes...  ..., and extensive experience in application development including Python or SQL. Benefits include competitive compensation and the... 
    Python

    CACI International

    Arlington, VA
    1 day ago

  • Senior Data Scientist ML, Analytics & Deployable Insights

     ...Unknown is seeking a Data Scientist to design, build, and deliver predictive analytics, ML models, and data-driven insights. You will work...  ...Bachelor's in a relevant field, 6+ years of experience, strong Python and libraries, experience with PyTorch/TensorFlow/XGBoost, SQL... 
    Python

    Unavailable

    McLean, VA
    20 hours ago

  • Data Scientist - 10% 401k - FS Poly Tysons, VA

     ...growth within a thriving team, this could be your perfect fit. They are seeking a Data Scientist to join their team. Relevant qualifications Bachelor's Degree Experience with Python Experience with R Experience with machine learning Experience with SQL... 
    Python
    Flexible hours

    Stanley Reid & Company

    McLean, VA
    1 day ago

  • Senior Lead Data Scientist - DoD Readiness Analytics

     ...Guidehouse is seeking a Senior Data Scientist to drive Navy readiness modernization through advanced analytics, AI, and predictive modeling...  ...active Top Secret clearance, 7+ years in data science, and strong Python/SQL with ML expertise. Competitive compensation and a robust... 
    Python

    Guidehouse

    Falls Church, VA
    3 days ago

  • Data Scientist - Marketing & Customer Analytics

     ...Data Scientist - Marketing ValuationsAt PNC, our people are our greatest differentiator and competitive advantage in the markets we serve....  ...measurement, or related analytical methodologies.Proficiency in Python and SQL. Exposure to cloud platforms and big data technologies... 
    Python
    Work at office

    PNC

    McLean, VA
    20 hours ago

  • Data Scientist

     ...Job Description: Must have skills - Data Scientist with: Excellent storytelling & communication: Experience working with both business...  ...translate complex concepts in ways easy to understand. Expert Python is the most key technical skill. Machine Learning (ML)... 
    Python
    Full time

    Unisys

    Tysons Corner, VA
    20 hours ago

  • Data Scientist

     ...and W2 candidates. Experience Required : Minimum 5 years of experience in Data Analysis, SQL/Python Programming, and Plotly Enterprise or Power BI development. Role Overview The Data Scientist will develop and enhance data analytics processes, unlock insights from complex... 
    Python
    Work experience placement

    MTS Moose Tech Solutions

    Vienna, VA
    3 days ago

  • Senior Data Scientist, Marketing Intelligence

     ...Capital One Financial is seeking a Data Scientist who will engage with a cross-functional team to harness data science and enhance marketing...  ...background in data analytics and experience with tools like Python and AWS. This position offers a competitive salary and a hybrid... 
    Python

    Capital One Financial Corp

    McLean, VA
    4 days ago

  • Analytics Data Scientist (hybrid)

     ...Analytics Data ScientistOur Digital Data Science & Analytics team is focused on understanding and improving the digital experiences...  ...workProficiency using SQL for data extraction and analysis and Python for data preparation, exploratory analysis, statistical analysis... 
    Python

    System One Holdings, LLC

    Vienna, VA
    20 hours ago

  • Senior Data Scientist

     ...Overview We are seeking an experienced NLP Data Scientist / Machine Learning Engineer to provide advanced data science and Natural Language...  ...organization. The successful candidate will leverage Python, SQL, NLP, machine learning, deep learning, and advanced data... 
    Python

    VT Group (VTG)

    McLean, VA
    1 day ago

  • Data Scientist (Clearance Required)

     ...Data Scientist (Clearance Required)Whiteboard Federal is looking for a Data Scientist to provide mission-critical support to our customers...  ...modeling languages such as R or in software languages such as Python.Create, enhance, and maintain technical documentation.Experience... 
    Python

    Whiteboard Federal

    McLean, VA
    20 hours ago

  • Elite Data Scientist (DHS or DOD clearance required)

     ...Semantic AI SaaS firm in the intelligence space is hiring multiple Data Scientists from associate to staff level for its McLean, Virginia based...  ...DOD Secret clearance or above is required Proficient with Python and Python data stack (PyTorch, NumPy, Matplotlib, etc)... 
    Python
    Full time

    Stemit

    McLean, VA
    1 day ago

  • Python Data Engineer

    Python Data Engineer5+ years of relevant experienceHadoop and AWS experience requiredLooking for a Python data engineer with experience in XML and JSONThis is not a machine learning position but should have standard libraries experience - NumPy, Pandas, SciPy, etc.
    Python

    Samprasoft

    McLean, VA
    4 days ago

  • Data Scientist

    $240k - $280k

     ...26-07-09 Category: Information Technology Subcategory: Data Scientist Schedule: Full-Time Shift: Day Job Travel: No Minimum...  .... Demonstrated experience using computer languages (e.g., Python, C, SQL) to perform large scale parallel processing of the... 
    Python
    Full time
    Remote work
    Shift work

    SAIC

    McLean, VA
    3 days ago

  • Senior Data Scientist Jobs

    $180k

     ...clients well.Job Description: River Hawk is seeking a senior data scientists/analysts to help guide clients with strategic decision making...  ...or S3 Demonstrated expertise developing software using Neo4j, Python, or Java Knowledge of development tools such as Git, Jenkins,... 
    Python

    ClearanceJobs

    McLean, VA
    1 day ago

  • Data Scientist Senior - Secret clearance required to apply - Arlington VA

     ...unsupervised) and Natural Language Processing (NLP) expertise focusing on unstructured data. 5+ years of in-depth knowledge of at least one analytical/statistical language (Closure, Scala, Python, R). 2+ years of experience manipulating unstructured data from different... 
    Python

    Bow Wave LLC

    Arlington, VA
    1 day ago

  • Data Scientist - Multiple Levels

     ...Data ScientistHoplite Solutions is seeking experienced Data Scientists to design, build, and deploy data-driven and machine learning solutions that turn complex data...  ...stakeholders.Required Qualifications:Proficiency in Python, SQL, and applied data science methods.... 
    Python

    Hoplite Solutions LLC

    McLean, VA
    21 hours ago