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  • Data Engineer

     ...Data Engineer We are seeking a skilled Data Engineer with a background in AWS and GCP to join our team for a 9-month contract. The ideal candidate will have experience in the banking sector and...  ...Strong programming experience in Python Proven experience designing... 
    Contract work
    Python

    Artech

    McLean, VA
    3 days ago

  • Data Scientist (Fraud Analytics & Investigative Support)

     ...Praescient Analytics is seeking multiple Data Scientists to support advanced fraud analytics and...  ...Strong programming experience using Python and SQL. Experience developing and validating...  ..., business needs, and applicable contract requirements. Praescient does not... 
    Contract work
    Python
    For contractors
    Remote work

    Praescient Analytics

    Fairfax, VA
    3 days ago

  • Data Scientist Specialist

    $110 - $115 per hour

     ...Data Scientist Specialist Immediate need for a talented Data Scientist Specialist. This is a 06 months contract opportunity with long-term potential and is located in Mclean, VA (Onsite...  ...Experience: Key skills; Generative AI, Python Coding, ML libraries Highly... 
    Contract work
    Python
    Local area
    Immediate start

    Pyramid Consulting

    McLean, VA
    11 hours ago

  • Big Data Engineer

     ...Data Engineer Location: Hybrid Onsite (3 days onsite in Mclean, VA) Duration: 6-12+ months Contract Must Haves: Python Sparks Json XML Snowflake SQL Your Impact: You will be able to apply advanced Data Engineering and Machine learning... 
    Contract work
    Python
    Work experience placement

    Samprasoft

    McLean, VA
    11 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 Seniority level: Mid-Senior level Job...  ...on EKS). Strong programming skills in Python and ML libraries (Transformers, LangChain... 
    Contract work
    Python

    Unisys

    Mc Lean, VA
    1 day ago

  • Senior Data Scientist

    $145.56k

     ...Senior Data Scientist Job Locations US Job ID 2026-2198 # of Openings...  ...operationalization. The role emphasizes deep Python-based modeling expertise, leadership of...  ...location, Federal Government contract labor categories and contract wage rates... 
    Contract work
    Python
    Work experience placement
    Flexible hours

    Pyramid

    Fairfax, VA
    13 days ago

  • Data Engineer, Mid

    $62k - $141k

     ...there's more structured and unstructured data available today than ever before. As a data...  ...Have Experience with SQL, Java, or Python and Spark Experience in working with highly...  ...competencies, and experience, as well as contract-specific affordability and organizational... 
    Contract work
    Python
    Full time
    Part time
    Local area
    Remote work

    Phase2 Technology

    McLean, VA
    3 days ago

  • Data Engineer, Mid

    $62k - $141k

     ...there’s more structured and unstructured data available today than ever before. As a data...  ...You Have: Experience with SQL, Java, or Python and Spark Experience in working with...  ...competencies, and experience, as well as contract-specific affordability and organizational... 
    Contract work
    Python
    Full time
    Part time
    Work at office
    Local area
    Remote work

    Booz Allen Hamilton

    McLean, VA
    4 days ago

  • Sr. Data Engineer

    $106.13k

    Overview Pyramid Systems is looking for a Data Engineer (Senior) who is passionate about...  ...engineering code Expertise in Spark/Python/Databricks, Data Lake and SQL Create,...  ...geographic location, Federal Government contract labor categories and contract wage rates,... 
    Contract work
    Python
    Work experience placement

    Pyramid

    Fairfax, VA
    4 days ago

  • Data Engineer, Mid

    $98.72k - $123.4k

     ...Responsibilities Acentra Health is looking for a Data Engineer, Mid to join our growing team....  ...in object-oriented languages such as Python. Proficiency in SQL. Hands-on...  ...clinical roles, or when not required by the contract specifically, the Company acknowledges... 
    Contract work
    Python
    Local area

    Acentra Health

    McLean, VA
    11 hours ago

  • Data Scientist Lead

    $176k - $282k

     ...Data Scientist Lead Job Locations US-VA-McLean Requisition ID 2026-...  ...multiple programming languages such as Python, R, and Ruby ~ Ability to maintain superior...  ...geographic location and business and contract considerations. Depending on the... 
    Contract work
    Python
    Shift work

    Peraton

    McLean, VA
    11 hours ago

  • Data Scientist - AI/ML & Advanced Analytics (Fraud Analytics & Investigative Support)

     ...investigative missions. We are seeking experienced Data Scientists with expertise in one or more advanced...  ...or machine learning solutions. Strong Python and SQL programming experience....  ..., business needs, and applicable contract requirements. Praescient does not unlawfully... 
    Contract work
    Python
    For contractors
    Remote work

    Praescient Analytics

    Fairfax, VA
    3 days ago

  • Data Scientist

    $90k - $130k

    Dynamis is seeking a Data Scientist to support FinCEN’s Global Investigations Division (GID)....  ...statistical modeling and machine learning using Python and R, hands-on experience with AWS...  ...relevant experience, skills, education, certifications, and potential contract funding.
    Contract work
    Python
    Full time
    Work experience placement

    Dynamis, Inc.

    Washington DC
    22 hours ago

  • Data Engineer

    $62k - $141k

    ## Data EngineerApplylocations: McLean, VA: Arlington, VA: Alexandria, VA: Washington,...  ...programming languages, including C++, Java, or Python* 2+ years of experience developing and...  ...competencies, and experience, as well as contract-specific affordability and organizational... 
    Contract work
    Python
    Full time
    Part time
    Work at office
    Local area
    Remote work

    Booz Allen Hamilton

    McLean, VA
    5 days ago

  • Senior Data Scientist

    $154.05k - $278.48k

    Leidos is seeking a Senior AI/Data Scientist to drive advanced AI development for a strategic...  ...Defense Threat Reduction Agency (DTRA) contract, executed in direct partnership with the...  ...problems Expert-level proficiency in Python and/or R, including advanced data science... 
    Contract work
    Python
    Full time

    Leidos

    Reston, VA
    22 hours ago

  • Data Scientist, Senior

    $99k - $225k

    Data Scientist, Senior The Opportunity: As a data scientist, you’re excited at the prospect...  ...to complex programs Experience with Python and SQL Top Secret clearance Bachelor...  ...competencies, and experience, as well as contract-specific affordability and... 
    Contract work
    Python
    Full time
    Part time
    Work at office
    Local area
    Remote work

    Booz Allen Hamilton

    Springfield, VA
    22 hours ago

  • Data Scientist, Senior

    $99k - $225k

    Data Scientist, Senior The Opportunity: As a data scientist, you’re excited at the prospect...  ...to complex programs Experience with Python and SQL Top Secret clearance Bachelor...  ...competencies, and experience, as well as contract-specific affordability and... 
    Contract work
    Python
    Full time
    Part time
    Work at office
    Local area
    Remote work

    Booz Allen Hamilton

    Springfield, VA
    1 day ago

  • Data Scientist, Senior

    $190k - $240k

     ...You'll Have GRVTY is hiring a Senior Data Scientist to support an IC program developing an...  ...quality work on real programs. * Strong Python programming skills, including...  ...factors—such as geographic location, federal contract labor categories, wage rates, prior experience... 
    Contract work
    Python
    Full time
    Immediate start
    Remote work

    GRVTY

    Chantilly, Loudoun County, VA
    2 days ago

  • Data Scientist

    $86.6k - $181.8k

    Job Title: Data Scientist Job Category: Information Technology Time Type: Full time Minimum...  ...(SQL), Apache Spark, Elasticsearch, R, Python, Tableau, Kibana and others as...  ...geographic location, Federal Government contract labor categories and contract wage rates... 
    Contract work
    Python
    Full time
    Work experience placement
    Remote work
    Flexible hours

    CACI International

    Springfield, VA
    22 hours ago

  • Data Analyst / Dashboard Developer (Secret Clearance)

     ...Data Analyst/Dashboard Developer Secret clearance required must be able to obtain...  ...serves as the authoritative source for all contract performance data. Integrate data feeds...  ...Associate certification • Experience with Python or R for advanced statistical analysis... 
    Contract work
    Python
    Monday to Friday
    Afternoon shift
    Early shift

    System One Holdings, LLC

    McLean, VA
    4 days ago

  • Data Engineer

    $145k - $160k

    Job Description Everforth ECS is seeking a Data Engineer to work in a hybrid remote/...  ...partners. This position is contingent upon contract award. Salary Range: $145,000-160,000 Job...  ...Platform (GCP). Working knowledge of Python and/or SQL, with familiarity with at least... 
    Contract work
    Python
    Internship
    Work at office
    Local area
    Remote work

    ECS

    Fairfax, VA
    2 days ago

  • Data Engineer

    $62k - $141k

    Data Engineer The Opportunity: Ever-expanding technology like...  ...languages, including Python Knowledge of relational and...  ...infrastructure engineers, data scientists, and software engineers Experience...  ..., and experience, as well as contract-specific affordability and... 
    Contract work
    Python
    Full time
    Part time
    Work at office
    Local area
    Remote work

    Booz Allen Hamilton

    Arlington, VA
    22 hours ago

  • Lead Data Engineer

    $132k - $198k

     ...seeking an experienced and motivated Lead Data Engineer to work within a cross-...  ...microservices, ensuring data integrity, strict contract management, and system-wide consistency....  ...development experience, with deep expertise in Python and/or Go (Golang) within highly... 
    Contract work
    Python
    Full time
    Work at office
    Local area

    Two Six Technologies

    Arlington, VA
    22 hours ago

  • Quantitative Analyst

     ...Location: Washington, DC/Plano, TX Duration: 8-12+ months Contract Job Description/Requirements: Looking for model software...  ...years of experience with at least one programming language like Python, Java, R and C++ Will make sure that there would be no error... 
    Contract work
    Python

    Samprasoft

    Washington DC
    2 days ago

  • Lead Data Scientist

     ...Lead Data Scientist Lumen Solutions Group Inc. is a technology consulting Services Company...  ...Hybrid – 1 Day in a Month) Job Type: Contract Job Summary: We are seeking a Lead...  ...of MLOps and CI/CD pipelines. Strong Python and ML frameworks (TensorFlow, PyTorch)... 
    Contract work
    Python

    Lumen Solutions Group Inc.

    Reston, VA
    4 days ago

  • Data Scientist

    $77.6k - $176k

    Data Scientist The Opportunity: Provide expertise to support the linkage, distribution, and...  ...management with health data in SQL and Python, including using Databricks or...  ...competencies, and experience, as well as contract-specific affordability and organizational... 
    Contract work
    Python
    Full time
    Part time
    Work at office
    Local area
    Remote work

    Booz Allen Hamilton

    Bethesda, MD
    22 hours ago

  • Junior Data Scientist | TS/SCI

     ...Junior Data Scientist Connect Talent Solutions is a fast growing, innovative staffing firm offering direct placement, contract and contract to hire solutions. We are uniquely positioned and...  ...correlations. You will combine analytic, Python, and R skills to discover and solve... 
    Contract work
    Python
    Work experience placement

    Connect Talent Solutions

    Springfield, VA
    5 days ago

  • Data Engineer

    $110k - $166k

    Senior Data Analytics Engineer – Role Overview At AIS, we are dedicated to providing our...  ...a Data Engineer for an AI Engineering contract supporting a federal customer in a hybrid...  ...Engineering. Must have experience with Python, pandas, pandera, SQL, Postgres, Databricks... 
    Contract work
    Python

    AIS (Applied Information Sciences)

    Washington DC
    3 days ago

  • Data Scientist II

     ...Data Scientist II Client First Technologies currently is seeking a Data Scientist II in support...  .... This position is contingent upon contract award. Requirements Provide...  ...using tools such as Tableau, Power BI, Python, and Databricks to enhance transparency... 
    Contract work
    Python
    Full time
    Remote work

    Client First Technologies

    Suitland, MD
    2 days ago

  • Junior Data Engineer

     ...are a solution‑driven company delivering data insights and technology solutions to customers...  .... Maintain and enhance existing Python and SQL codebases, ensuring data integrity...  ...changing needs. This job description is not a contract and may be adjusted as deemed appropriate... 
    Contract work
    Python

    Redhorsecorp

    Arlington, VA
    11 hours ago