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  • $175,000 per week

    ManTech International seeks a Senior Python Developer to lead design and development of secure,...  ...applications in the Information Technology & Data Management department. You will...  ...integrate complex data sources, and support analytics solutions for U.S. defense,... 
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    ManTech International

    Herndon, VA
    14 days ago
  •  ...Type: Contract Job #3707 Title: Python Developer Location: Herndon, VA Company Overview:...  ...Legal Services * Create robust and resilient data pipelines to connect data sources to analytics tools · Work with various analysts to craft requirements... 
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    Cornerstone Defense

    Herndon, VA
    3 days ago
  •  ...thrilling projects in Digital Transformation, Cybersecurity, IT, Data Analytics and Software Development. Elevate your career and make a...  ...MANTECH! MANTECH seeks a driven and mission-focused Senior Python Developer to join our elite team based in Herndon, VA. In this role,... 
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    ManTech International Corporation

    Herndon, VA
    4 days ago
  •  ...Python AWS Developer Location: Reston, VA (Hybrid) Duration: 12+ Months (Possible extension)...  ...Examples Parsing XML/JSON files Data movement across servers Internal...  ...Migration, Custom Software Development, Data Analytics Infrastructure & Cloud Solutions, Cyber... 
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    InterSources

    Reston, VA
    1 day ago
  • $94k - $137k

    # Python Developer - GenAI, AWS, Sagemaker, ClaudeJobs via DiceFull TimejuniorHybridReston, Virginia...  ...Skills:* Python* Gen AI* SQL* AWS Data Services* LLM* ML* SagemakerExperience:...  ...Architecture (SOA, microservices, cloud), Data (analytics, DW, BI, big data), Testing (test... 
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    Full time
    Contract work
    Immediate start

    TryApplyNow

    Reston, VA
    3 days ago
  •  ...Python Developer Location: Hybrid Onsite (3 days onsite in Mclean, VA) Duration: 6-12+ months Contract Required Skills: Python...  ...Acceptance) for web interface application that integrates data, analytics, and reporting components Predictable results: changes in... 
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    Samprasoft

    McLean, VA
    2 days ago
  •  ...Big Data Developer I appreciate you taking the time to learn a little bit about our team...  ...on Freddie’s Big Data, Credit Risk and Analytics Team. Freddie Mac’s Single Family Division...  ...) using Hadoop platform. Develop Python/PySpark scripts to filter/cleanse/map/... 
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    Covetit

    McLean, VA
    1 day ago
  •  ...for entry-level software programmers, Java full stack developers, Python/Java developers, data analysts/data scientists, and machine learning engineers...  ...Java One (Las Vegas) -2023/2022 and at Gartner Data Analytics Summit (Florida)-2023. Oracle CloudWorld Event (OCW... 
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    Full time
    H1b
    Remote work

    SynergisticIT

    Washington DC
    3 days ago
  • $90k - $130k

     ...alternative application process. Senior Python Developer Full Time Washington, DC, US 5 days ago...  ...TPS teams are bringing automation and data science into areas of the government that...  ...operating the massive data systems and analytics platforms used to manage $14.5B in... 
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    Full time
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    Temporary work
    Flexible hours

    Tripoint Solutions

    Washington DC
    22 hours ago
  •  ...based solutions. Design, develop, and fine-tune machine learning...  ...Build and maintain scalable data pipelines and APIs to support...  .... ~ Strong proficiency in Python and ML libraries (e.g., TensorFlow...  ...programming skills in data analytics related languages and libraries... 
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    H1b

    Btree Solutions

    Reston, VA
    3 days ago
  •  ...motivated, career and customer-oriented Data Engineer to join our team in Herndon...  ...will leverage their expertise with Python to support the customer’s data pipelines...  ...on data collection, ingestion, ETL, and analytics Develop and support complex data solutions, including... 
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    MANTECH

    Herndon, VA
    -83
  •  ...Dark Wolf constructs and deploys data management and analytics solutions for the defense and intelligence...  .... Responsibilities: Design, develop, and implement machine learning...  ...environment. Strong programming skills in Python and experience with relevant machine... 
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    Dark Wolf Solutions

    Herndon, VA
    2 days ago
  • $155,000 per week

    ManTech International seeks a Python Software Developer to build secure, scalable solutions supporting U.S. national security. In the IT & Data Management team, you will design and implement...  ...while collaborating with cyber, analytics, and engineering experts. ManTech offers... 
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    ManTech International

    Herndon, VA
    14 days ago
  • $165k - $180k

     ...seeking a highly skilled and motivated Sr. AI Data Engineer with a proven track record in...  ...Databricks to directly support AI/ML and analytics workloads. Leverage core capabilities...  ...and integrate open‑source tools such as Python, PySpark, and Apache Airflow for distributed... 
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    Work experience placement
    H1b
    Local area

    Karsun Solutions

    Herndon, VA
    4 days ago
  •  ...Corvus Consulting, LLC is seeking a Data Scientist to support advanced data analytics, machine learning development,...  ...play a critical role in designing, developing, and optimizing data-driven...  ...military programs. ~ Proficiency in Python, R, SQL, and modern data science... 
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    Castellum LLC

    Reston, VA
    12 hours agonew
  • $154.05k - $278.48k

     ...Leidos is seeking a Senior Data Scientist to provide technical leadership and advanced analytics expertise in support of mission...  ...solution designs Design, develop, and deploy advanced analytics...  ...Expert-level proficiency in Python and/or R, including advanced data... 
    Local area
    Immediate start

    Leidos

    Reston, VA
    2 days ago
  • $125,000 per week

     ...leader in cutting-edge IT and AI solutions, is seeking an expert Data Scientist to enhance our capabilities in the Defense &...  ...Aerospace sector. This role involves leveraging advanced AI and data analytics to develop innovative, effective solutions that meet stringent security... 

    Vantor

    Reston, VA
    14 days ago
  • $113k - $188k

     ...mission set, providing critical analytic insights to government...  ...scalable, and mission-tailored data solutions that enable timely and...  ...and analysis workflows using Python, SQL, and ETL tools under established...  ...managed cloud services). Develop, test, and evaluate predictive... 

    Navstar

    Reston, VA
    1 day ago
  • $140k - $155k

     ...Data Scientist – Mid ***This position requires an active TS/...  ...Include: Conduct data analytics, data mining, exploratory analysis...  ...languages, such as R and Python Experience in managing and...  ...conflict resolution. Ability to develop concise, insightful. and... 
    Full time
    Work at office
    Local area

    Cherokee Federal

    Reston, VA
    1 day ago
  • $116.35k - $210.33k

     ...is actively interviewing for a Data Scientist to join our team in...  ...intelligence, data exploitation, and analytic tradecraft. This role requires...  ...-relevant sources. Develop and validate machine learning...  ...integration, and transformation Python, R, SQL, and scientific... 
    Local area
    Immediate start

    Leidos

    Great Falls, VA
    4 days ago
  • $77.6k - $176k

     ...Job Number: R0239225 Data Scientist, Mid The Opportunity:...  ...data sources ~ Experience developing predictive data models, quantitative...  ...of experience with data analytics, or 7+ years of experience with...  ...of algorithms leveraging R, Python, SQL, or NoSQL Experience... 
    Full time
    Contract work
    Part time
    Work at office
    Local area
    Remote work

    Booz Allen Hamilton

    Reston, VA
    2 days ago
  • $76k - $134k

    08-Apr-2026 Sr Data Engineer US (Remote) 10569BR Company Summary...  ...Collaborating closely with data science and analytics teams, you will deliver advanced data solutions...  ...~ Expertise in SQL; proficiency in Python or Scala; experience with Spark for distributed... 
    Temporary work
    Remote work

    Deltek

    Herndon, VA
    2 days ago
  • $90k - $130k

     ...Overview Data Scientist Reston, VA (hybrid/remote) - this...  ...actionable intelligence, or developing cutting edge technology, we succeed...  ...Are you ready to lean into analytic approaches that show...  ...analytical role ~ Proficiency in Python for data analysis, automation... 
    Remote work
    2 days per week

    GeoYeti

    Reston, VA
    3 days ago
  • $90k - $120k

     ...Description Data Scientist AArete is one-of-a-kind when...  ...solutions that responsibly augment analytical workflows, accelerate client...  ...of business strategies Develop custom AI/ML models and...  ...enabled solutions ~ Strong Python experience for data science,... 
    Temporary work
    Work experience placement
    Work at office
    Flexible hours

    AArete

    Vienna, VA
    12 hours agonew
  • $90k - $154k

     ...a career gap, or a laid‑off developer, We help you present yourself...  ...breaks during technical rounds: data structures, problem-solving,...  ...Java full stack developers, Python/Java developers, data analysts...  ...Stack / DevOps and Data (Analytics/Engineering/Science) + Machine... 
    H1b
    Remote work

    SynergisticIT

    Washington DC
    5 days ago
  •  ...Level Up Data Scientist Level Up, LLC, a wholly-owned subsidiary...  ...-leading expertise, big data analytics, and all-source research and...  ...Ability to analyze data in Python or another Object-Oriented...  ...field or sub-field Experience developing, retraining, or using AI and... 
    Work experience placement
    Internship
    Flexible hours

    Level Up

    Reston, VA
    11 hours agonew
  • $120k - $150k

     ...top-tier program and project management, data analytics, and audit services, the backbone of...  ...preferred. Excellent programming skills in Python. Applied Machine Learning experience (...  ...communication. Real passion for developing team-oriented solutions to complex engineering... 
    Full time
    Temporary work
    Work experience placement

    CATHEXIS

    Tysons, VA
    1 day ago
  •  ...Job Title: PYTHON DEVELOPER Location: Richmond, VA Duration: 12+ Months Visa: USC, GC, H1B and EAD Contract Type...  ...Java or write new from scratch? Both, wants a good mix ~ Data engineering experience would be helpful ~ Focused on more... 
    Contract work
    H1b

    Btree Solutions

    Reston, VA
    3 days ago
  •  ...Job Description: Experience: Highly technical AWS Developer possessing 5+ years of IT platform implementation experience Excellent Python skills with 5+ years of experience Extensive application coding experience of OO Python based products... 

    3B Staffing LLC

    Reston, VA
    1 day ago
  •  ...Job Title: SR. PYTHON DEVELOPER Location: Reston,VA Duration: 12+ Months Visa: USC, GC, H1B and EAD Contract Type: W2 Job Description: Development : Python Developer with experience in Java as a plus. Proficient... 
    Contract work
    H1b

    Btree Solutions

    Reston, VA
    3 days ago