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  • Data Scientist

     ...Required Skills & Qualifications Strong proficiency in Python for data analysis, machine learning, and automation scripting. Hands-on experience with Databricks for big data processing and advanced analytics. Practical knowledge of UiPath for robotic process... 
    Python

    Hadiamondstar Software Solutions LLC

    Sterling, VA
    22 hours ago

  • Data Scientist (TS/SCI)

     ...accurate, scalable, and mission-tailored data solutions that enable timely and informed...  ...processing, and analysis workflows using Python, SQL, and ETL tools under established best...  ...workflows. Collaborate closely with data scientists, engineers, analysts, and mission... 
    Python
    Full time

    Maxar Technologies

    Herndon, VA
    2 days ago

  • Data Scientist

    $135k - $216k

     ...integration services. Some of the work we will do is brand new Big Data, data analysis, Artificial Intelligence (AI), Machine Learning (...  ...various data science applications and architecturesKnowledge of Python or RActive TS adjudication with ability to obtain the SCI and... 
    Python
    Contract work
    Work at office
    Shift work

    Peraton Corporation

    Herndon, VA
    1 day ago

  • Senior Data Scientist - Operational Analytics

    $104k - $166k

    ResponsibilitiesPeraton Labs is seeking a Data Scientist to support the BNATCS CTO Advanced Analytics and Digital Command Center teams by transforming...  ...business datasets to support decision-makingProficiency with Python, R, SQL, or similar analytical tools, with the ability to... 
    Python
    Contract work
    Shift work

    Peraton Corporation

    Herndon, VA
    4 days ago

  • Data Scientist

    $60 - $100 per hour

     ...JOB TITLE: Data Scientist LOCATION: Remote DURATION: 6+ month contract RATE RANGE: $60 - $100 per hour POSITION SUMMARY: Our client, a large...  ...focus on machine learning and advanced analytics (such as R, Python, and Scala) experience working with large data sets and relational... 
    Python
    Hourly pay
    Full time
    Contract work
    Remote work

    Talentify.io

    Ashburn, VA
    3 days ago

  • Data Scientist

     ...Overview We are seeking a highly analytical and driven Data Scientist with at least 5 years of experience leveraging data to drive business...  ...field ~ Strong proficiency in programming languages such as Python or R ~ Experience with machine learning frameworks (e.g.,... 
    Python

    VTG Defense

    Herndon, VA
    3 days ago

  • Data Scientist

     ...KDA Consulting Inc. is seeking a highly skilled Data Scientist with AI/ML expertise to support mission‑critical programs within the Intelligence...  ..., and reports using tools such as Tableau, Power BI, or Python visualization libraries. Communicate insights and... 
    Python

    KDA CONSULTING INC

    Herndon, VA
    4 days ago

  • Data Scientist

    $131.3k - $237.35k

    # Data ScientistLeidosHerndon, USFull-time## About the RoleDescriptionLeidos is seeking...  ...related data.Primary Responsibilities:The Data Scientist will be provided the data related...  ...Scientist (DS) shall utilize SQL Developer and Python programing languages to extract and... 
    Python

    AIToolboard

    Herndon, VA
    1 day ago

  • Data Scientist

     ...s degree in STEM field, concentration in Data Science. Minimum 2 years of relevant data...  .... Demonstrated ability programming in Python, R, and/or Scala. Active Secret (or...  ...Databricks. Peraton is seeking a Data Scientist to join our team of qualified, diverse... 
    Python
    Interim role
    Work at office

    Peraton

    Herndon, VA
    2 days ago

  • Data Scientist

     ...and safe. We apply our domain expertise, data acumen, and technology know-how to achieve...  ...visit us at We are seeking a Data Scientist to join our team and support our client in...  ...Proficiency with programming languages such as Python, R, Scala, or Java; Python experience... 
    Python
    Work experience placement
    Work at office
    2 days per week
    1 day per week

    UNISSANT

    Ashburn, VA
    4 days ago

  • Data Scientist

    ## Data ScientistApplylocations: US - VA, Sterlingtime type: Full timeposted on: Posted...  ...What You Will Do:**The Border Security Data Scientist will join a dynamic team supporting U.S...  ...or architecture using tools such as SQL, Python, R, etc.* Experience developing... 
    Python
    Temporary work
    Flexible hours

    Dovel Technologies

    Sterling, VA
    3 days ago

  • Data Scientist

    $106.64k - $180.5k

     ...team and discover What's Next for you. Mission Focus: As a Data Scientist, you will contribute to a program advancing state-of-the-art...  ...maintaining ETL or data processing pipelines ~ Proficiency in Python and familiarity with machine learning and deep learning... 
    Python
    Contract work
    Local area
    Remote work

    NT Concepts

    Herndon, VA
    1 day ago

  • Data Scientist

    $107.9k - $195.05k

     ...Description Leidos has a new and exciting opportunity for a Data Scientist in our Intel Sector Analysis Solutions Business Area (ASBA) in...  ...possess a Doctorate in technical domain. Experience with Python is required. Social network analysis (SNA) experience... 
    Python
    Local area
    Immediate start
    Flexible hours

    Leidos

    Herndon, VA
    2 days ago

  • Jr. Data Engineer

    $180k - $230k

     ...Overview We are seeking a Data Engineer in Herndon, VA. The Data Engineer is responsible for making data available, accessible,...  ...Active TS/SCI With Poly Required. ~5 years Experience coding in Python. ~ Solid understanding and experience with Database... 
    Python
    Work experience placement

    Vosper Thornycroft Group

    Herndon, VA
    2 days ago

  • ML Data Engineer

    $100k - $150k

     ...ML Data Engineer – Remote Bright Vision Technologies is a technology consulting and software development company delivering cloud...  ...work supporting ML or AI workloads Strong proficiency in Python and at least one JVM or systems language Deep experience with... 
    Python
    Full time
    H1b
    Local area
    Remote work
    Visa sponsorship

    Bright Vision Technologies

    Sterling, VA
    4 days ago

  • Data Engineer

    $60 - $100 per hour

     ...Data EngineerLocation: RemoteDuration: 6+ month contractRate Range: $60 - $100 per hourPosition Summary: Our client, a large multinational...  ...such as Hadoop, Spark, or AnacondaStrong programming skills in Python, Java, Scala, and/or SQLExperience in client facing roles and... 
    Python
    Hourly pay
    Full time

    Ursus Inc

    Ashburn, VA
    4 days ago

  • Data Scientist

    $76k - $134k

    08-Apr-2026 Sr Data Engineer US (Remote) 10786BR Company Summary As the recognized global standard for project-based businesses, Deltek...  ...GCP (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
    3 days ago

  • Information Assurance Engineer

     ...releasesRelease Testing, Coordination with StakeholdersIntegration Verification & Validation of new releasesIntegration Engineering (Python, API, REST, Script based programing)Migration Engineering (Python, MSSQL, Oracle, Postgres)Job RequirementsQualifications:Bachelor'... 
    Python

    Telos Corporation

    Sterling, VA
    5 days ago

  • Data Engineer

     ...facilitate scalable storage and computing Load and transform data from a variety of sources Engineer data features suitable for...  ...computer science, data science, or another computational field ~ Python 3 proficiency ~ Experience in providing data architecture... 
    Python
    Remote work

    Talentify.io

    Herndon, VA
    3 days ago

  • Data Visualization Engineer

    $90k - $120k

     ...Description C. Mack Solutions is seeking a motivated Data Visualization Engineer with agile methodology experience to join our team...  ...Qlik Sense specifically, highly preferred Competence in Python, Spark, and PySpark Experience working with federal government... 
    Python

    C. MACK SOLUTIONS, LLC

    Ashburn, VA
    3 days ago

  • Senior Data Engineer

     ...Overview VTG is seeking a talented and experienced Senior Data Engineer to serve as an integrator between business needs and technical...  ...and data pipelines. You will leverage your expertise in Python and SQL to condition and normalize both raw and structured data,... 
    Python

    Talentify.io

    Herndon, VA
    3 days ago

  • Data Engineer

     ...Data EngineerWe are seeking a skilled Data Engineer with at least 5 years of experience...  ...systemsCollaborate with data analysts, data scientists, and business stakeholders to define data...  ...in programming languages such as Python, Scala, or JavaExperience with data warehousing... 
    Python

    Navstar

    Herndon, VA
    4 days ago

  • Data Engineer

     ...responsibility, and professionalism. Responsibilities As a Data Engineer, you are responsible for designing data models,...  ...manage and troubleshoot data feeds Splunk familiarization Python This position requires an active TS/SCI with Polygraph... 
    Python

    V2X Inc

    Herndon, VA
    1 day ago

  • Senior Data Engineer

     ...Senior Data Engineer Location: Herndon, VA (Remote Work) Must have an Public Trust Clearance KEY RESPONSIBILITIES Provide...  ...preferred, DP-203 or equivalent. ~3 years -Manipulating data in Python. Pandas is required. PySpark and Polars preferred. Experience... 
    Python
    Work experience placement
    Remote work

    Node.Digital

    Herndon, VA
    1 day ago

  • Data Engineer

    $185k - $240k

     ...Dark Wolf constructs and deploys data management and analytics solutions for the defense and intelligence communities. We're proud...  ...governance. Programming & Scripting: Multi-language mastery (Python, Scala, C++, Go) for low-level platform extension and memory-level... 
    Python
    Full time
    For contractors

    BuddoBot

    Herndon, VA
    2 days ago

  • Senior Data Scientist / AI Machine Learning Research Engineer

    $82.1k - $172.4k

    Job Title: Senior Data Scientist / AI Machine Learning Research EngineerJob Category: ScienceTime Type: Full timeMinimum Clearance Required...  ...CD pipelines for model deployment.4. Programming expertise in Python and SQL, with experience using data engineering frameworks (e.... 
    Python
    Contract work
    Work experience placement
    Flexible hours

    CACI International

    Sterling, VA
    2 days ago

  • Data Engineer

    $50 - $60 per hour

     ...Data EngineerCollaborate with Business Intelligence Engineering team members, engineering stakeholders, partner technical teams, and...  ...at least one modern scripting or programming language, such as Python, Java, Scala, or NodeJS.Experience with AWS technologies like Redshift... 
    Python
    Contract work
    Temporary work
    Work at office
    Relocation
    Flexible hours

    Actalent

    Herndon, VA
    4 days ago

  • Data Engineer

     ...Data EngineerNightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission...  ...Google Cloud Platform. Programming Languages: Proficiency in Python or Java for data manipulation and scripting. Data Warehousing... 
    Python
    Contract work

    Navstar

    Sterling, VA
    4 days ago

  • Senior Data Engineer

    $150k - $175k

     ...Description Job Description Dark Wolf is looking for a Senior Data Engineer to join our team in Herndon, VA supporting the Defense...  .... They will utilize leading languages and frameworks, including Python (FastAPI), AWS, SQL (Trino SQL), and Rancher Kubernetes, to... 
    Python
    Full time
    For contractors
    Remote work

    Dark Wolf Solutions

    Herndon, VA
    a month ago

  • Data Engineer

     ...generation platform, you will build the data platform that everything else at Everseen...  ...high-performance tech stack: Languages: Python, C/C++, CUDA (for GPU-accelerated...  ...a dedicated team of inventors, research scientists, engineers, AI experts and retail industry... 
    Python
    Night shift

    Everseen LTD

    Herndon, VA
    1 day ago