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  • Data Scientist

    $107.9k - $195.05k

    Leidos has a new and exciting opportunity for a Data Scientist in our Intel Sector Analysis Solutions Business Area (ASBA) in McLean, VA. Our...  ...May possess a Doctorate in technical domain. Experience with Python is required. Social network analysis (SNA) experience Strong... 
    Python
    Full time
    Immediate start
    Flexible hours

    Leidos

    McLean, VA
    3 days ago

  • Data Scientist - Workforce Analytics

     ...motivated, career and customer-oriented Workforce Analytics/Data Scientist to join our team in Springfield, VA.   The Workforce...  ...queries from HRIS systems and business intelligence tools such as Python, R, SQL, and Tableau. Partnering with EEO staff to provide... 
    Python
    Work at office

    MANTECH

    Springfield, VA
    4 hours ago

  • Data Scientist, Mid

    $77.6k - $176k

    Data Scientist, Mid The Opportunity: As a data scientist, you’re excited at the prospect of unlocking the secrets held by a data set, and...  ...of experience in the development of algorithms leveraging R, Python, or SQL/NoSQL 2+ years of experience with Distributed data and... 
    Python
    Full time
    Contract work
    Part time
    Work at office
    Local area
    Remote work

    Booz Allen Hamilton

    Springfield, VA
    3 days ago

  • Data Scientist

    $86.6k - $181.8k

    Job Title: Data Scientist Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph...  ...Query Language (SQL), Apache Spark, Elasticsearch, R, Python, Tableau, Kibana and others as technology evolves. • Experience... 
    Python
    Full time
    Contract work
    Work experience placement
    Remote work
    Flexible hours

    CACI International

    Springfield, VA
    1 day ago

  • Data Scientist, Mid

    $77.6k - $176k

    Data Scientist, Mid The Opportunity: As a mid-level data scientist supporting a Space Force program, you will contribute to analytic development...  ...multi‑INT fusion analytics. You will work with tools such as Python, SQL, FADE or MIST, JEMA, and modern AI/ML libraries. You will... 
    Python
    Full time
    Contract work
    Part time
    Work at office
    Local area
    Remote work

    Booz Allen Hamilton

    Springfield, VA
    4 days ago

  • Senior GEOINT Data Scientist

     ...seeks a motivated, career and customer-oriented Senior GEOINT Data Scientist to join our team in Springfield, VA ! The Senior GEOINT...  ...one or more of the following: HTML 5/Javascript, ArcObjects, Python, Model Builder, Oracle, SQL, GIScience, Geospatial Analysis, Statistics... 
    Python
    Work at office

    MANTECH

    Springfield, VA
    4 hours ago

  • Data Engineer

    $77.6k - $176k

    Data Engineer The Opportunity: Ever-expanding technology like IoT, machine learning, and artificial intelligence means that there’...  ...structured and unstructured data 3+ years of experience with Python, SQL, Scala, or Java 3+ years of experience building scalable ETL... 
    Python
    Full time
    Contract work
    Part time
    Work at office
    Local area
    Remote work

    Booz Allen Hamilton

    McLean, VA
    4 days ago

  • Data Scientist

     ...A leading federal contractor in McLean, VA is looking for a Data Scientist to support a U.S. Federal Government Agency. This role involves...  ...least 3 years of experience in data analytics, proficiency in Python and R, and an active TS/SCI clearance with polygraph. Competitive... 
    Python
    For contractors

    LMI Consulting, LLC

    McLean, VA
    5 hours ago

  • Data Scientist

    $135.6k - $154.8k

     ...Capital One is looking for a Senior Associate, Data Science in McLean, VA. This role focuses on leveraging data analytics and machine...  ...a quantitative field and experience with tools such as AWS and Python. This position offers a competitive salary ranging from $135,600... 
    Python

    Capital One

    McLean, VA
    6 hours ago

  • Data Scientist

    $130k - $216k

     ...Guidehouse is looking for an experienced AI / Data Lead Consultant in McLean, Virginia. This role involves leading AI and data engagements...  ...experience in AI, data analytics, and development skills in Python and SQL. The position offers a salary range of $130,000 to $216,... 
    Python

    Guidehouse

    McLean, VA
    6 hours ago

  • Data Scientist

     ...Praescient Analytics is hiring for a Data Scientist role focused on supporting federal fraud detection missions. The position involves designing...  ...in developing analytical models and experience with Python and SQL. The position offers remote work with possible travel,... 
    Python
    Remote work

    Praescient Analytics

    Fairfax, VA
    6 hours ago

  • Data Scientist

    $197.3k - $225.1k

     ...Capital One is seeking a Data Scientist in McLean, VA to join the Resiliency Intelligence team. You will leverage machine learning technologies...  ...in a quantitative field, and be comfortable using tools like Python and AWS. This role offers competitive annual salaries ranging... 
    Python

    Capital One

    McLean, VA
    6 hours ago

  • Data Scientist

     ...Overview Whiteboard Federal is looking for a Data Scientist to provide mission-critical support to our customers. We seek someone with outstanding...  ...modeling languages such as R or in software languages such as Python. Experience building predictive and optimization models.... 
    Python

    Whiteboard Federal

    Herndon, VA
    5 hours ago

  • Senior Data Scientist

     ...Principal Data Scientist (GenAI) – McLean, VA 22102, 5 days onsite a week. Duration: 06 Months (Possible Extensions) Employment type: Contract...  ..., Bedrock, MLFlow on EKS). Strong programming skills in Python and ML libraries (Transformers, LangChain, etc.). Deep understanding... 
    Python
    Contract work

    Unisys

    McLean, VA
    2 days ago

  • Senior Data Scientist

    $154.05k - $278.48k

    Description Leidos is seeking a Senior Data Scientist to provide technical leadership and advanced analytics expertise in support of mission...  ..., mission-focused problems Expert-level proficiency in Python and/or R, including advanced data science and machine learning... 
    Python
    Local area
    Immediate start

    Leidos

    Herndon, VA
    2 days ago

  • Data Engineer

     ...Guidehouse in McLean, Virginia is seeking a Data Engineer (Senior Consultant) to support a CMS data modernization initiative. This role...  ...ideal candidate will have a Bachelor’s degree, proficiency in Python and SQL, and at least four years of data engineering experience.... 
    Python

    Guidehouse

    McLean, VA
    5 hours ago

  • Data Engineer/Developer

     ...Data Engineer Location: Dallas, TX OR McLean, VA OR New York (Onsite from Day 1 in Hybrid Model) Duration: 6-12+ Months (With further ext. possibilities) Must Haves Python PySpark, Hadoop AWS Services Microservices Data Lakes experience... 
    Python

    Samprasoft

    McLean, VA
    21 hours ago

  • Data Engineer

     ...Capital One is seeking a Sr. Lead Data Engineer in McLean, VA, to innovate at the forefront of technology within the organization. You...  ...data movement, cloud platforms, and programming languages like Python and SQL. The position offers a competitive salary and comprehensive... 
    Python

    Capital One

    McLean, VA
    5 hours ago

  • Data Scientist

    $175.85k - $230.8k

     ...supporting Concorde. This role transforms structured and unstructured data into actionable intelligence through predictive analytics,...  ...supporting AI and advanced analytics. Perform statistical analysis using Python, R, SQL, or similar analytical languages. Develop dashboards and... 
    Python
    Full time
    Contract work

    Thinktekllc

    Fairfax, VA
    6 hours ago

  • Data Center Engineer

     ...IBM Computing in McLean, Virginia is seeking a hands-on Data Solutions Engineer to transform raw data into actionable insights while...  ...data science or related areas, and strong programming skills in Python and SQL. Join us to make a tangible impact on real mission environments... 
    Python

    IBM Computing

    McLean, VA
    1 day ago

  • Senior Data Engineer

     ...Guidehouse in McLean, Virginia is seeking a Data Engineer (Senior Consultant) to support a CMS data modernization initiative. This role...  ...ideal candidate will have a Bachelor’s degree, proficiency in Python and SQL, and at least four years of data engineering experience.... 
    Python

    Guidehouse

    McLean, VA
    5 hours ago

  • Data Scientist (Fraud Analytics & Investigative Support)

     ...Position Overview Praescient Analytics is seeking multiple Data Scientists to support advanced fraud analytics and investigative initiatives...  ...quantitative field. Strong programming experience using Python and SQL. Experience developing and validating analytical models... 
    Python
    Contract work
    For contractors
    Remote work

    Praescient Analytics

    Fairfax, VA
    3 days ago

  • Data Scientist

    $76k - $134k

    08-Apr-2026 Sr Data Engineer US (Remote) 10569BR Company Summary As the recognized global standard for project-based businesses...  ...(BigQuery, Dataflow, GCS). Expertise in SQL; proficiency in Python or Scala; experience with Spark for distributed data processing.... 
    Python
    Temporary work
    Remote work

    Deltek

    Herndon, VA
    1 day ago

  • Data Scientist, Senior

    $99k - $225k

    Data Scientist, Senior The Opportunity: As a data scientist, you're excited at the prospect of unlocking the secrets held by a data set...  ...experience using data science programming languages such as Python or R Experience creating ETL pipelines, including querying APIs... 
    Python
    Full time
    Contract work
    Part time
    Work at office
    Local area
    Remote work

    BOOZ, ALLEN & HAMILTON, INC.

    Reston, VA
    4 days ago

  • Data Engineer

     ...SteerBridge in Vienna, VA is seeking a Data Engineer responsible for building and optimizing data ingestion pipelines. You will implement...  ..., at least three years of experience, and strong skills in Python and SQL. This position offers a hybrid work model and competitive... 
    Python

    SteerBridge

    Vienna, VA
    6 hours ago

  • Data Engineer

     ...As a Data Engineer, you will have the unique opportunity to curate and organize data for...  ...Build data pipelines that enables data scientists and engineers and other stakeholders Implement...  ...and PyTorch You are proficient with the Python programming language You have worked with... 
    Python
    Remote work

    NT Concepts

    Herndon, VA
    3 days ago

  • Data Engineer

    $158.6k - $181k

     ...Capital One is seeking a Senior Data Engineer in McLean, VA, responsible for building and supporting data solutions. Candidates should have strong knowledge in Python, SQL, and experience with cloud platforms like AWS and Azure. The salary range for this position is $... 
    Python

    kozmetickesluzby.vecnakraska.sk - Jobboard

    McLean, VA
    6 hours ago

  • Data Engineer

     ...BLN24 in McLean, Virginia is looking for a Data Engineer to design and develop data integrity systems. This role involves creating data...  ...assess and validate data quality, requiring strong skills in Python and SQL. The ideal candidate will also work with tools like Dash... 
    Python

    BLN24

    McLean, VA
    5 hours ago

  • Data Scientist

    $90k - $120k

     ...Description Data Scientist AArete is one-of-a-kind when it comes to consulting firm culture. We're a global, innovative management...  ...practical implementation of AI-enabled solutions ~ Strong Python experience for data science, machine learning, model... 
    Python
    Temporary work
    Work experience placement
    Work at office
    Flexible hours

    AArete

    Vienna, VA
    5 days ago

  • Data Scientist

    $113k - $188k

     ...Job Family: Data Science Consulting Travel Required: None Clearance Required: Active Public Trust What You Will Do Help clients maximize...  ...modeling, predictive analytics, or machine learning using Python or R Experience integrating AI/ML solutions (e.g., LLMs, predictive... 
    Python
    Temporary work
    Flexible hours

    Guidehouse

    McLean, VA
    5 hours ago