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Data Cleaning Jobs in Reston, VA (NOW HIRING)

Nalley Consulting

Data Scientist - Mid

Reston, VA · On-site

Experience with data exploration, data cleaning, data analysis, data visualization, or data mining * Experience with analyzing structured and unstructured data sources * Experience with statistical ...

Nalley Consulting

Data Scientist - Mid

Reston, VA · On-site

Experience with data exploration, data cleaning, data analysis, data visualization, or data mining * Experience with analyzing structured and unstructured data sources * Experience with statistical ...

Vertical Avi

Data, BI & AI Analyst

Alexandria, VA · On-site

DAVE Data Program Support * Assist with data collection, research, cleaning, and analysis. * Prepare data for dashboards, reports, and visualizations. * Document data sources, requirements, and ...

Nalley Consulting

Data Scientist - Sr

Reston, VA · On-site

Experience with data exploration, data cleaning, data analysis, data visualization, or data mining * Experience with analyzing structured and unstructured data sources * Experience with statistical ...

FRACSYS INC

Data Engineer AWS - US Citizens

Leesburg, VA · On-site

$120K/yr

Data extraction, Data cleaning, Data Loading, Statistical Data Analysis, Exploratory Data Analysis, Data Wrangling, * Write complex SQL queries and stored procedures to extract, manipulate, and ...

UNISSANT

Data Scientist

Washington, DC · On-site

Perform data wrangling and ETL operations to acquire, clean, integrate, and transform complex datasets from flat files, data warehouses, and external/academic sources into formats suitable for ...

Vertical Avi

Data, BI & AI Analyst

Alexandria, VA · Hybrid

DAVE Data Program Support * Assist with data collection, research, cleaning, and analysis. * Prepare data for dashboards, reports, and visualizations. * Document data sources, requirements, and ...

Nalley Consulting

Data Scientist - Sr

Reston, VA · On-site

Experience with data exploration, data cleaning, data analysis, data visualization, or data mining * Experience with analyzing structured and unstructured data sources * Experience with statistical ...

FRACSYS INC

Data Engineer AWS - US Citizens

Leesburg, VA · On-site

$120K/yr

Data extraction, Data cleaning, Data Loading, Statistical Data Analysis, Exploratory Data Analysis, Data Wrangling, * Write complex SQL queries and stored procedures to extract, manipulate, and ...

FRACSYS INC

Data Engineer AWS - US Citizens

Leesburg, VA · On-site

$120K/yr

Data extraction, Data cleaning, Data Loading, Statistical Data Analysis, Exploratory Data Analysis, Data Wrangling, * Write complex SQL queries and stored procedures to extract, manipulate, and ...

SynergisticIT

Junior Data Analyst

Washington, DC · On-site

SynergisticIT is looking for candidates interested in SQL, Excel, Power BI, Tableau, Python, dashboard development, KPI reporting, data cleaning, and business analytics. This opportunity is a strong ...

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Data Cleaning information

What is a Data Cleaning job?

A Data Cleaning job involves identifying and correcting errors, inconsistencies, and inaccuracies in datasets to ensure high-quality data for analysis. This process includes removing duplicate records, filling in missing values, standardizing formats, and eliminating irrelevant or erroneous data. Data cleaning helps improve data accuracy, reliability, and usability for business intelligence, machine learning, and decision-making. Professionals in this role typically work with databases, spreadsheets, and data management tools to refine raw data into a structured and meaningful format.

What are the key skills and qualifications needed to thrive in the Data Cleaning position, and why are they important?

To thrive in Data Cleaning, you need a strong attention to detail, analytical skills, and a solid understanding of data management practices, often supported by training or coursework in data science, statistics, or information technology. Familiarity with tools like Microsoft Excel, SQL, Python (with libraries such as pandas), or specialized data cleaning software is highly valuable. Excellent problem-solving abilities, persistence, and effective communication are important soft skills for identifying and addressing data inconsistencies while collaborating with other team members. These skills are essential to ensure that datasets are accurate, reliable, and ready for analysis, leading to trustworthy business insights.

What are the most common challenges faced by professionals in data cleaning roles?

One of the biggest challenges in data cleaning is dealing with incomplete, inconsistent, or duplicate data from multiple sources, which often requires creative problem-solving and close attention to detail. Communicating with team members to clarify data definitions and intended use is also a frequent part of the job, as misinterpretations can lead to errors. Additionally, deadlines and large datasets can make the role fast-paced, so strong organizational skills and efficiency are important. However, overcoming these challenges offers valuable experience and plays a crucial role in ensuring the success of projects that depend on high-quality data.

What are the most commonly searched types of Data Cleaning jobs in Reston, VA? The most popular types of Data Cleaning jobs in Reston, VA are:
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What cities near Reston, VA are hiring for Data Cleaning jobs? Cities near Reston, VA with the most Data Cleaning job openings:
Data Cleaning jobs near you
Infographic showing various Data Cleaning job openings in Reston, VA as of July 2026, with employment types broken down into 69% Full Time, 28% Part Time, 1% Temporary, and 2% Contract. Highlights an 98% Physical, 1% Hybrid, and 1% Remote job distribution.

Data Analyst - Mid with Security Clearance

GRVTY

Falls Church, VA • On-site

Other

Posted 26 days ago

Job description

What Impact You'll Have GRVTY is seeking a motivated and experienced Data Analyst to support the maintenance of data holdings, ensure compliance with data standards, and perform quantitative analysis in direct support of Machine Learning model development. The ideal candidate brings strong analytical skills and a passion for transforming complex geospatial data into actionable insights and data-driven recommendations. This role plays a critical part in improving preprocessing productivity and advancing mission outcomes for the DoW and Intelligence Community. What You'll be Owning * Work to enhance workflows, automate standard processes, and create efficient processes that result in greater preprocessing productivity * Lead and conduct projects using advanced mathematical, statistical, and scientific techniques to: * Examine complex mission and operational problem sets * Create insights from large, complex datasets * Support data analytics, data cleaning, analyst workflow efficiencies, and ETL transformation capabilities * Apply statistical and analytic methods to support: * Answer intelligence questions and mission requirements * Advanced data analysis initiatives * Build lightweight analytic tools to: * Visualize data metrics * Assess progress of data preprocessing efforts against customer goals * Design methods and mechanisms to track, report, and monitor data to ensure pipeline movements are timely and support all necessary processes * Develop systems to provide automated checks on data and processes to guarantee continuous pipeline support * Ingest and rectify non-standard data and data in formats new within the Data Management Platform (DMP) for integration and curation * Generate and manage data dictionaries to ensure information stays updated as data tables change * Provide data analysis expertise to determine whether imagery curation techniques and strategies are effective in identifying images of value, including: * Images containing set criteria * Images meeting specific imagery characteristics What You Must Have * Active TS/SCI Clearance with the ability to obtain a CI/Poly * Experienced in preparing data, performing statistical analysis, and applying tools and algorithms to gain insights from large, complex geospatial datasets * Experience with programming languages and tools including: * Python * R * SQL * GIS * Tableau * Experience developing visualizations to communicate analytical results to technical audiences and non-technical stakeholders What Would be Nice to Have * Experience working in AI/ML-relevant fields related to imagery exploitation

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