Data Analyst - Mid
Falls Church, VA · On-site
The ideal candidate will enhance workflows and automate processes to improve data preprocessing productivity and support advanced data analysis initiatives. Responsibilities : • Work to enhance ...
Data Analyst - Mid
Falls Church, VA · On-site
The ideal candidate will enhance workflows and automate processes to improve data preprocessing productivity and support advanced data analysis initiatives. Responsibilities : • Work to enhance ...
AI Engineet
San Jose, CA · On-site
$134K - $161K/yr
The role involves researching and prototyping advanced RAG techniques, implementing Agentic AI patterns, and collaborating on data preprocessing pipelines. Responsibilities : • Research and ...
AI Engineet
San Jose, CA · On-site
$134K - $161K/yr
The role involves researching and prototyping advanced RAG techniques, implementing Agentic AI patterns, and collaborating on data preprocessing pipelines. Responsibilities : • Research and ...
Data Scientist
Tampa, FL · On-site
Perform data preprocessing, feature engineering, and exploratory data analysis. * Work collaboratively with data engineers and business stakeholders to understand requirements and translate them into ...
Data Scientist
Tampa, FL · On-site
Perform data preprocessing, feature engineering, and exploratory data analysis. * Work collaboratively with data engineers and business stakeholders to understand requirements and translate them into ...
Data Scientist
Tampa, FL · On-site
Perform data preprocessing, feature engineering, and exploratory data analysis. * Work collaboratively with data engineers and business stakeholders to understand requirements and translate them into ...
Data Scientist
Tampa, FL · On-site
Perform data preprocessing, feature engineering, and exploratory data analysis. * Work collaboratively with data engineers and business stakeholders to understand requirements and translate them into ...
Data Scientist
Baltimore, MD · On-site
Perform data cleaning, preprocessing, and feature engineering on structured and unstructured datasets. * Develop pipelines for model training, evaluation, and deployment. * Collaborate with cross ...
Quick apply
Data Scientist
Baltimore, MD · On-site
Perform data cleaning, preprocessing, and feature engineering on structured and unstructured datasets. * Develop pipelines for model training, evaluation, and deployment. * Collaborate with cross ...
This role plays a critical part in improving preprocessing productivity and advancing mission ... Support data analytics, data cleaning, analyst workflow efficiencies, and ETL transformation ...
This role plays a critical part in improving preprocessing productivity and advancing mission ... Support data analytics, data cleaning, analyst workflow efficiencies, and ETL transformation ...
Support data pipeline setup and maintenance for data preprocessing activities across all security domains. Minimum Qualifications: * 18+ years of relevant experience; BA can account for 4 years while ...
Support data pipeline setup and maintenance for data preprocessing activities across all security domains. Minimum Qualifications: * 18+ years of relevant experience; BA can account for 4 years while ...
This role plays a critical part in improving preprocessing productivity and advancing mission ... Support data analytics, data cleaning, analyst workflow efficiencies, and ETL transformation ...
This role plays a critical part in improving preprocessing productivity and advancing mission ... Support data analytics, data cleaning, analyst workflow efficiencies, and ETL transformation ...
Data Eng II
Reston, VA · On-site
$79K - $134K/yr
Provide data preprocessing, quality checks, data integration, and visualization creation * Provide quality assurance, and complex data visualizations * Develop dashboards with tools like Tableau or ...
Data Eng II
Reston, VA · On-site
$79K - $134K/yr
Provide data preprocessing, quality checks, data integration, and visualization creation * Provide quality assurance, and complex data visualizations * Develop dashboards with tools like Tableau or ...
Experience with data preprocessing and model fine-tuning. Familiarity with evaluation metrics for RAG systems. Knowledge of transformer architectures and training techniques. Awareness of ethical ...
Experience with data preprocessing and model fine-tuning. Familiarity with evaluation metrics for RAG systems. Knowledge of transformer architectures and training techniques. Awareness of ethical ...
Data Eng Sr
Reston, VA · On-site
$97K - $164K/yr
Provide data preprocessing, quality checks, data integration, and visualization creation * Provide quality assurance, and complex data visualizations * Develop dashboards with tools like Tableau or ...
Data Eng Sr
Reston, VA · On-site
$97K - $164K/yr
Provide data preprocessing, quality checks, data integration, and visualization creation * Provide quality assurance, and complex data visualizations * Develop dashboards with tools like Tableau or ...
This role plays a critical part in improving preprocessing productivity and advancing mission ... Support data analytics, data cleaning, analyst workflow efficiencies, and ETL transformation ...
This role plays a critical part in improving preprocessing productivity and advancing mission ... Support data analytics, data cleaning, analyst workflow efficiencies, and ETL transformation ...
Strong proficiency in Python and SQL Experience developing and deploying models (regression, classification, clustering, ensembles, neural networks) Strong understanding of data preprocessing ...
Strong proficiency in Python and SQL Experience developing and deploying models (regression, classification, clustering, ensembles, neural networks) Strong understanding of data preprocessing ...
Senior Data Scientist
Cleveland, OH · On-site
$120 - $190/hr
Hands-on expertise in data preprocessing, feature engineering, and model evaluation * Experience working with APIs, large datasets, and enterprise systems Required Technical Skills & Qualifications
Senior Data Scientist
Cleveland, OH · On-site
$120 - $190/hr
Hands-on expertise in data preprocessing, feature engineering, and model evaluation * Experience working with APIs, large datasets, and enterprise systems Required Technical Skills & Qualifications
... preprocessing, feature engineering, and model evaluation techniques Monitor model performance and retrain models as needed to ensure accuracy and relevance Ensure data quality, integrity, and ...
... preprocessing, feature engineering, and model evaluation techniques Monitor model performance and retrain models as needed to ensure accuracy and relevance Ensure data quality, integrity, and ...
Senior Data Scientist
Cleveland, OH · On-site
Strong proficiency in Python and SQL Experience developing and deploying models (regression, classification, clustering, ensembles, neural networks) Strong understanding of data preprocessing ...
Senior Data Scientist
Cleveland, OH · On-site
Strong proficiency in Python and SQL Experience developing and deploying models (regression, classification, clustering, ensembles, neural networks) Strong understanding of data preprocessing ...
Data Scientist
$163K - $289K/yr
Support data pipeline setup and maintenance for data preprocessing activities across all security domains. Minimum Qualifications: * 18+ years of relevant experience; BA can account for 4 years while ...
Data Scientist
$163K - $289K/yr
Support data pipeline setup and maintenance for data preprocessing activities across all security domains. Minimum Qualifications: * 18+ years of relevant experience; BA can account for 4 years while ...
Support data pipeline setup and maintenance for data preprocessing activities across all security domains. Minimum Qualifications: * 18+ years of relevant experience; BA can account for 4 years while ...
Support data pipeline setup and maintenance for data preprocessing activities across all security domains. Minimum Qualifications: * 18+ years of relevant experience; BA can account for 4 years while ...
Strong proficiency in Python and SQL · Experience developing and deploying models (regression, classification, clustering, ensembles, neural networks) · Strong understanding of data preprocessing ...
Quick apply
Strong proficiency in Python and SQL · Experience developing and deploying models (regression, classification, clustering, ensembles, neural networks) · Strong understanding of data preprocessing ...
Data Scientist
Springfield, VA · On-site
$163K - $289K/yr
Support data pipeline setup and maintenance for data preprocessing activities across all security domains. Minimum Qualifications: * 18+ years of relevant experience; BA can account for 4 years while ...
Data Scientist
Springfield, VA · On-site
$163K - $289K/yr
Support data pipeline setup and maintenance for data preprocessing activities across all security domains. Minimum Qualifications: * 18+ years of relevant experience; BA can account for 4 years while ...
Data Preprocessing information
See salary details
$46K - $64K
1% of jobs
$64K - $81.9K
2% of jobs
$81.9K - $99.9K
4% of jobs
$99.9K - $117.8K
9% of jobs
$133.1K is the 25th percentile. Wages below this are outliers.
$117.8K - $135.8K
11% of jobs
$135.8K - $153.7K
7% of jobs
The median wage is $159.5K / yr.
$153.7K - $171.7K
50% of jobs
$171.7K - $189.6K
2% of jobs
$189.6K - $207.6K
1% of jobs
$207.6K - $225.5K
0% of jobs
$225.5K - $243.5K
13% of jobs
$46K
$165K
$243.5K
How much do data preprocessing jobs pay per year?
As of Aug 22, 2026, the average yearly pay for data preprocessing in the United States is $165,018.00, according to ZipRecruiter salary data. Most workers in this role earn between $133,500.00 and $170,000.00 per year, depending on experience, location, and employer.
What is data preprocessing?
Data preprocessing is the process of cleaning, transforming, and organizing raw data into a usable format for analysis or machine learning. It involves steps such as handling missing values, removing duplicates, normalizing or scaling data, and encoding categorical variables. Proper data preprocessing helps improve the quality and performance of predictive models by ensuring the data is accurate, consistent, and suitable for analysis.
What are the key skills and qualifications needed to thrive as a data preprocessing specialist, and why are they important?
To thrive as a Data Preprocessing Specialist, you need a strong background in statistics, data cleaning, and data transformation, often supported by a degree in computer science, data science, or a related field. Proficiency with tools such as Python (pandas, NumPy), SQL, and data visualization platforms is typically essential, along with familiarity with data management systems. Attention to detail, problem-solving abilities, and effective communication are standout soft skills in this position. These skills are crucial for ensuring high-quality, reliable datasets that underpin accurate data analysis and machine learning outcomes.
What are some common challenges faced in a data preprocessing role, and how can they be effectively managed?
Professionals in Data Preprocessing often encounter challenges such as handling incomplete or inconsistent data, managing large datasets, and ensuring data quality before analysis. Addressing these issues typically involves using specialized tools to automate data cleaning, establishing clear data validation rules, and collaborating closely with data engineers and analysts. Staying updated with best practices and leveraging scripting languages like Python or R can also streamline the preprocessing workflow, making it easier to deliver reliable and accurate datasets for downstream analysis.
What is the difference between Data Preprocessing vs Data Analysis?
| Aspect | Data Preprocessing | Data Analysis |
|---|---|---|
| Primary Focus | Cleaning, transforming, and preparing raw data for analysis | Interpreting data to extract insights and support decision-making |
| Skills Required | Data cleaning, scripting, understanding of data formats | Statistical analysis, data visualization, critical thinking |
| Work Environment | Data engineering teams, data science projects | Business intelligence, research, data science teams |
| Tools Used | Python, R, SQL, ETL tools | Excel, Tableau, R, Python, statistical software |
While data preprocessing involves preparing raw data for analysis by cleaning and transforming it, data analysis focuses on interpreting the prepared data to uncover trends and insights. Both roles are essential in the data pipeline but serve different purposes in the data lifecycle.
More about Data Preprocessing jobs
What cities are hiring for Data Preprocessing jobs?
Cities with the most Data Preprocessing job openings:
What states have the most Data Preprocessing jobs?
States with the most job openings for Data Preprocessing jobs include:
What job categories do people searching Data Preprocessing jobs look for?
The top searched job categories for Data Preprocessing jobs are:
Full-time
Re-posted 23 days ago
Job description
Job Summary:
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 will enhance workflows and automate processes to improve data preprocessing productivity and support advanced data analysis initiatives.
Responsibilities:
• 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
Qualifications:
Required:
• 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
Preferred:
• Experience working in AI/ML-relevant fields related to imagery exploitation
Company:
GRVTY is a defense technology company that provides software and data solutions for defense sectors. Founded in 2024, the company is headquartered in Arlington, USA, with a team of 1001-5000 employees. The company is currently Late Stage.
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 will enhance workflows and automate processes to improve data preprocessing productivity and support advanced data analysis initiatives.
Responsibilities:
• 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
Qualifications:
Required:
• 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
Preferred:
• Experience working in AI/ML-relevant fields related to imagery exploitation
Company:
GRVTY is a defense technology company that provides software and data solutions for defense sectors. Founded in 2024, the company is headquartered in Arlington, USA, with a team of 1001-5000 employees. The company is currently Late Stage.