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438 data validator jobs at 266 companies in Frederick, MD

2w
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Verification & Validation Data Scientist
Alexandria, Virginia, United States
$110k-$135k/yr HybridFull Time
SHRM
SHRM: Provides professional certification, research, and advocacy for HR management.
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
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1mo
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Data Engineer
Herndon, Virginia, United States
OnsiteFull Time
ManTech
ManTech: Provides technology solutions for defense and intelligence agencies.
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
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1mo
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Data Analyst
Falls Church, Virginia, United States
$41-$52/hr OnsitePart Time, Contract
Infinite Management Solutions
Infinite Management Solutions: Strategic management consulting and process improvement for government agencies.
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
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Data Engineer
Washington, D.C. or Maryland or Virginia
$110k-$166k/yr HybridFull Time
Applied Information Sciences
Applied Information Sciences: Delivers cloud transformation and software engineering services to organizations.
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
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Data Specialist (Healthcare Data & Integration)
Clarksville, Maryland, United States
OnsiteFull Time
Medisolv
Medisolv: Provider of cloud-based healthcare quality and regulatory reporting software.
Experience building and maintaining data pipelines and integrations using Azure technologies, SQL Server, ETL/ELT; familiarity with EMR ingestion, data modeling, validation, and BI tools (Sisense, Power BI). Must be legally authorized to work in the U.S.
Azure Data Factory, Microsoft SQL Server, Databricks, Snowflake, EMR, Sisense, Microsoft Power BI
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1w
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Data Architect / Data Steward / Subject Matter Expert
Arlington, Virginia, United States
$221k-$276k/yr OnsiteFull Time
Goldbelt
Goldbelt: Provides government contracting, tourism operations, and marine transportation services.
10+ YOE10+ years data architecture and warehousing experience; 5+ years leading data migration, integration, validation, and technical leadership; Secret clearance required.
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3mo
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Data Architect / Data Steward / Subject Matter Expert (SME)
Arlington or Merrifield
OnsiteFull Time
Nationwide IT Services
Nationwide IT Services: Provides IT and management consulting services to federal government agencies.
10+ YOE10+ years in data analysis, data migration, data modeling, data integration, warehousing, and database design; 5+ years in data migration validation, data dictionaries, and technical leadership; 5+ years supporting architecture and enterprise IT initiatives.
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3w
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STINGRAI Data Scientist (Data Scientist 2) - 29227
Washington, District of Columbia, United States
$95k-$175k/yr OnsiteFull Time
HII
HIINYSE: HII: Builds naval ships and provides global defense technology solutions.
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.
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Data Engineer II
Arlington, Virginia, United States
HybridContract
Delan Associates
Delan Associates: Provides engineering and professional services to government agencies.
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)
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1w
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Journeyman Data Manager
Washington, District of Columbia, United States
$140k-$175k/yr OnsiteFull Time
AERMOR
AERMOR: Provides cybersecurity, engineering, and IT solutions for defense agencies.
3+ YOEBachelor's degree in a technical field, 3+ years data management/engineering experience, Palantir Foundry Data Engineer Certification, active TS/SCI clearance, data integration/validation and governance experience.
Palantir Foundry
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2mo
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Data Engineer / Data Project Lead, Head Start - Remote
Reston or United States
$81k-$139k/yr RemoteFull Time
ICF
ICFNASDAQ: ICFI: Provides strategic consulting and technology services to global organizations.
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
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1d
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Databricks Data Analyst
United States or Tysons or Arlington or Washington or New York City or Chicago or Austin or Atlanta or Boston or Boulder
$113k-$188k/yr RemoteFull Time
Guidehouse
Guidehouse: Provides management and technology consulting services to diverse organizations.
3+ YOEBachelor's degree and 3+ years in data analytics; strong SQL and Python/R; Databricks and BI tool experience; data modeling, validation, and documentation skills.
Databricks SQL, Delta Lake, Python, R, Databricks AI/BI Dashboards, Power BI, Tableau, Unity Catalog, Azure, AWS, GCP
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3w
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Enterprise Data Engineer
Herndon, Virginia, United States
OnsiteFull Time
Bespoke Technologies
Bespoke Technologies: Provides technical engineering and data solutions for national security.
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
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1mo
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Data Scientist
Arlington or Raleigh or Charlottesville
HybridFull Time
Elder Research
Elder Research: Provides data science, machine learning, and predictive analytics consulting services.
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
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1d
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Data Organizer
Washington, District of Columbia, United States
$76k-$85k/yr RemoteFull Time
American Association of University Professors
American Association of University Professors: Advocates for academic freedom and collective bargaining in universities.
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
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1w
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Data Scientist
Washington, District of Columbia, United States
$80k-$120k/yr HybridFull Time
SAIC
SAICNYSE: SAIC: Provides engineering, IT, and mission support services to government.
2+ YOE2+ years relevant experience; bachelor\u0002s in a technical field or equivalent; hands-on Splunk, ServiceNow, SQL, Python, REST/JSON; experience with AI/ML, data discovery, correlation, and validation; active US Secret clearance required.
Splunk, ServiceNow, Databricks, SPL, SQL, Python, REST APIs, JSON, Microsoft Power Automate, UiPath, Apache Spark, Delta Lake, Splunk Machine Learning Toolkit
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3w
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Data Analyst
Alexandria, Virginia, United States
OnsiteFull Time
Chenega Corporation
Chenega Corporation: Provides professional government, defense, and facility support services.
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
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4d
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Senior Manager, Data Analysis - Card Services Data
Richmond or McLean
$183k-$229k/yr OnsiteFull Time
Capital One
Capital OneNYSE: COF: Financial services offering credit cards, banking, and loans.
5+ YOE2+ MgmtBachelor's in a quantitative field plus 7+ years data analytics (or Master's plus 5+ years), 5+ years professional data analysis, 5+ years with open source data technologies, 2+ years people management, statistical/model validation, large data set experience.
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1mo
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BI Data Analyst
Bethesda, Maryland, United States
OnsiteFull Time
Rapid Finance
Rapid Finance: Provides working capital and financing solutions to small businesses.
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
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2w
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Data Validation Risk - Director
New York City or Atlanta or Charlotte or Chicago or Washington or Boston or Florham Park or Dallas or Philadelphia
$155k-$410k/yr OnsiteFull Time
PwC
PwC: Providing audit, tax, and management consulting services to businesses.
8+ YOEBachelor's degree, at least 8 years' experience, expertise in data validation, analytics, visualization, and client leadership; familiarity with databases, cloud platforms, and ML tools preferred.
Alteryx, Python, Power BI, Tableau, Databricks, MS SQL, AWS, Azure, GCP, SAS
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