Manassas Park • 50 milesRemote · Hybrid · Onsite · Field · All Environments
Manassas Park • 50 milesRemote · Hybrid · Onsite · Field · All Environments
Manassas Park • 50 milesRemote · Hybrid · Onsite · Field · All Environments
Manassas Park • 50 milesRemote · Hybrid · Onsite · Field · All Environments
402 data validator jobs at 237 companies in Manassas Park, VA
3d
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Project Chemist/Data Validator
Denver or Boise or Boston or Burlington or Cleveland or Costa Mesa or Dayton or Detroit or Greenville or Hartford or Kansas City or Manchester or Parsippany or Oakland or Phoenix or Portland or Rochester or San Diego or San Jose or Tucson or Walnut Creek or Richmond or New York City or Seattle or Vancouver or Spokane or Honolulu or Maui or Portland or Grand Rapids or Missoula or Cincinnati or Annapolis or Helena or Elko or Bethlehem or Butte or Raleigh or Holicong or Princeton or Washington or Charlotte or White Plains or Cherry Hill
$65k-$85k/yr OnsiteFull Time
4+ YOEBachelor's degree in chemistry, environmental science, geology, mathematics, statistics, or related field; 4+ years of environmental data validation experience; EQuIS and laboratory information systems proficiency.
Laboratory Information Management systems, EQuIS, National Functional Guidelines
1mo
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Verification & Validation Data Scientist
Alexandria, Virginia, United States
$110k-$135k/yr HybridFull Time
7+ YOEBachelor's (or equivalent) required, Master's preferred; 7+ years in data science/model validation; strong applied statistics, evaluation design, and experience validating models against ground-truth data.
LLMs, AI
1mo
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Data Engineer
Herndon, Virginia, United States
OnsiteFull Time
5+ YOE5+ years software development with Python, experience building/maintaining data pipelines and ETL, Git/GitHub, Bash/Linux, common data formats, data validation and quality controls, and active TS/SCI with Poly required.
Python, Git, GitHub, JSON, XML, CSV, Bash, Linux, Elasticsearch, Kibana, AWS Lambda, EC2, S3
1d
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Data Scientist
United States or Alexandria or Los Angeles or Colorado Springs or Maryland or Virginia or District of Columbia
HybridFull Time
5+ YOERequires 5+ years in data science focused on geospatial analysis, statistical modeling, predictive model validation, data visualization, and US citizenship with residence in the contiguous United States.
QGIS, ArcPro, Python, GeoPandas
1mo
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Data Engineer
Washington, D.C. or Maryland or Virginia
$110k-$166k/yr HybridFull Time
5+ YOEBachelor's in CS (or related), 5+ years data engineering, strong Python (pandas, pandera), SQL/Postgres, Databricks, Spark, experience with messy/disparate data, schema design and data validation, working with large workflows, active Secret Clearance.
Python, pandas, pandera, SQL, Postgres, Databricks, Spark
2mo
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Data Analyst
Falls Church, Virginia, United States
$41-$52/hr OnsitePart Time, Contract
3+ YOEBachelor's in a related field, 3+ years applied analysis experience, U.S. citizenship and federal contractor eligibility, ability to obtain DOD Secret clearance, experience building data pipelines, dashboards, data validation, and federal procurement data familiarity.
Federal Procurement Data Systems (FPDS), System for Award Management (SAM), USAspending.gov, Microsoft Outlook, Microsoft Word, Microsoft Excel, Microsoft PowerPoint, Power BI, Tableau
1mo
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Data Engineer
United States or Washington or Hyderabad or India
$95k-$121k/yr HybridFull Time
2+ YOE2+ years experience; proficiency with SSMS, PostgreSQL, Snowflake, Microsoft Excel (macros/functions); healthcare claims and provider data matching experience; strong data validation and troubleshooting skills.
SQL Server Management Studio (SSMS), PostgreSQL, Snowflake, Microsoft Excel, C#, Python, Shell/Bash
1mo
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STINGRAI Data Scientist (Data Scientist 2) - 29227
Washington, District of Columbia, United States
$95k-$175k/yr OnsiteFull Time
2+ YOEExperience harvesting, validating, structuring, and integrating diverse data sources; data‑quality and confidence methods; statistical/ML techniques; data schema and integration; trend and vulnerability analysis; Top-Secret clearance required.
19h
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Data Analyst
Washington, District of Columbia, United States
$115k-$158k/yr OnsiteFull Time
5+ YOEBachelor's degree in a related analytical field and 5+ years of relevant experience in data analysis, validation, management, dashboards, reporting, metadata, or business intelligence.
Microsoft Office Suite, Microsoft Excel, Microsoft Word, Microsoft PowerPoint, Microsoft Outlook, Microsoft Copilot, Microsoft SharePoint, Microsoft Teams, Tableau, Power BI, Salesforce, SQL
1mo
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Data Engineer II
Arlington, Virginia, United States
HybridContract
Hands-on experience with Apache Spark, Hadoop, Python, and SQL; building scalable ETL pipelines and validating data quality in large data environments.
Apache Spark (PySpark, Spark SQL, Spark Streaming), Hadoop, HDFS, Ozone, Hive, YARN, Python, SQL, Glider \u00096 Data Engineering (Advanced)
2mo
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Data Engineer / Data Project Lead, Head Start - Remote
Reston or United States
$81k-$139k/yr RemoteFull Time
10+ YOE3+ MgmtLead data engineering projects; supervise staff; design data pipelines; ensure security and compliance; 10+ years data experience; government security clearance; valid driver's license.
SQL, Python, APIs, ETL, Cloud platforms (AWS, Azure), Smartsheet
1mo
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Enterprise Data Engineer
Herndon, Virginia, United States
OnsiteFull Time
3+ YOEActive Poly clearance required. 3+ years data engineering experience with Python and SQL, ETL/Palantir experience, data integration from APIs/databases/files, data quality/validation expertise, and strong communication skills.
Python, SQL, Palantir, AWS, Azure, GCP, Apache Spark, Hadoop, Apache Airflow, Prefect
4d
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Healthcare Data Scientist
Washington, District of Columbia, United States
RemoteFull Time
Hands-on experience building and validating data pipelines using SQL, Python, PySpark in cloud platforms; ETL/ELT, data quality checks, healthcare data (EHR, HL7/FHIR) familiarity, Git, strong debugging and communication skills.
SQL, Python, PySpark, Azure Synapse, pandas, CSV, JSON, NDJSON, Parquet, Git, HL7 v2, FHIR, SNOMED CT, ICD-10, LOINC, RxNorm, Oracle Health, Cerner
2d
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Data Engineer
Washington, District of Columbia, United States
$120k-$130k/yr HybridFull Time
3+ YOERequires 3–7 years of AWS data pipeline experience, Python and SQL proficiency, ETL/ELT and Medallion/Lakehouse expertise, validation, CI/CD, Terraform, documentation, and federal background eligibility.
AWS, AWS Glue, AWS Lambda, AWS Step Functions, Amazon S3, Python, SQL, PySpark, Pandas, Great Expectations, AWS Lake Formation, CI/CD, Terraform
1mo
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Data Scientist
Arlington or Raleigh or Charlottesville
HybridFull Time
3+ YOE3+ years data science experience, BS in related field, high proficiency in Python and/or R, strong SQL and Git skills, machine learning and model validation experience, and strong communication and consulting ability.
Python, R, SQL, Git, CRISP-DM
2w
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Data Organizer
Washington, District of Columbia, United States
$76k-$85k/yr RemoteFull Time
3+ YOE3+ years in union or campaign data management, advanced Excel/Google Sheets, Microsoft Office, CRM experience, bachelor\u0002s or equivalent, valid driver\u0002s license, willingness to travel and work irregular hours.
Microsoft Office, Microsoft Excel, Google Sheets, Salesforce, Action Builder, BroadStripes
1mo
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Data Analyst
Alexandria, Virginia, United States
OnsiteFull Time
High school diploma/GED, Top Secret clearance, valid driver's license and personally owned vehicle; ability to analyze documents, perform data and metadata entry, use MS Office and scanning software, work shiftwork, and produce accurate work under pressure.
Microsoft Word, Microsoft Excel, Microsoft Access, Microsoft PowerPoint, Microsoft Outlook, scanning software
1w
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Senior Manager Data Analysis-Card Alternative Data
McLean or New York City
$201k-$250k/yr OnsiteFull Time
5+ YOE2+ MgmtRequires quantitative degree plus extensive data analytics experience (5+ years professional analytics, 2+ years people management); experience validating analytical tools and leading open-source data technology work.
3d
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Data Engineer (Wizards)
Washington, District of Columbia, United States
$130k-$150k/yr OnsiteFull Time
3+ YOE3+ years software development experience; advanced Python and SQL; experience with Prefect and dbt; familiarity with backend frameworks, cloud platforms, data validation, and working with large datasets.
Prefect, dbt, Python, SQL, Rails, Django, Next.js, AWS, GCP, Microsoft Azure, Git
1mo
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BI Data Analyst
Bethesda, Maryland, United States
OnsiteFull Time
3+ YOE3+ years BI/data analysis experience, strong Power BI and Microsoft SQL Server skills, familiarity with Microsoft Fabric, dimensional modeling, data validation, and stakeholder-facing reporting.
Power BI, paginated reports, Microsoft SQL Server, Microsoft Fabric, Power BI Report Builder, SSRS, SSIS, Azure Data Factory, DAX, T-SQL, Python, R