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Data Tester Jobs (NOW HIRING)

E-Solutions, Inc.

Python ETL Data Tester

Tempe, AZ · On-site

Job Tittle: - Python ETL Data Tester Work Location: - Raleigh, NC, Richardson, TX, Tempe, AZ Job Type: Full time/Permanent - * Experience in Data/ETL Testing. * Experience in Python-based ETL test ...

Collabera

Bigdata (Hadoop) Tester

Plano, TX · On-site

Senior BIG DATA (Hadoop) Tester We are looking to hire for a Senior Big Data Tester (Hadoop/HDFS) with 6+ years of experience in information technology with an emphasis on software quality assurance ...

Keylent Inc

Big Data Hadoop Tester

Dallas, TX · On-site

$55.25 - $73/hr

Keylent Inc is seeking a Big Data Hadoop Tester to work with big data analytics engineers. The role involves developing automated testing systems, creating test plans, and performing bug tracking and ...

Keylent Inc

Big Data Hadoop Tester

Dallas, TX · On-site

$55.25 - $73/hr

Keylent Inc is seeking a Big Data Hadoop Tester to work closely with big data analytics engineers. The role involves developing automated testing systems, validating test data, and ensuring the ...

Georgia IT, Inc.

Data Testing Lead (Remote)

Georgia IT, Inc. is seeking a Data Testing Lead to oversee data testing activities. The role involves strong data testing experience, understanding data mapping validation, and performance testing ...

Georgia IT, Inc.

Data Testing Lead

Georgia IT, Inc. is seeking an experienced Data Testing Lead to drive end-to-end validation of enterprise data platforms and integrations. This role requires a blend of leadership, deep data analysis ...

Hexaware Technologies, Inc

Data ETL Tester

Atlanta, GA · On-site

We are looking for a Data ETL Testing Engineer with hands-on experience in ETL testing, Python, AWS, and SQL. Responsibilities * Perform ETL, data warehouse, and source-to-target validation testing.

Georgia IT, Inc.

Data Testing Engineer_ Remote

$117K - $140K/yr

Georgia IT, Inc. is seeking a Data Testing Engineer to support their data validation efforts. The role involves strong data testing experience, understanding of data mapping validation, and ...

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How much do data tester jobs pay per hour?

As of Sep 5, 2026, the average hourly pay for data tester in the United States is $38.36, according to ZipRecruiter salary data. Most workers in this role earn between $21.39 and $50.72 per hour, depending on experience, location, and employer.

What is a data tester?

A Data Tester is responsible for validating and ensuring the accuracy, quality, and integrity of data in databases, reports, or data-driven applications. They design and execute test cases, identify data anomalies, and work closely with data engineers and analysts to resolve issues. Their role ensures that data used for decision-making is accurate, consistent, and reliable.

What are the main challenges data testers typically face in their daily work?

Data Testers often encounter challenges related to dealing with large, complex datasets where inconsistencies or errors can be difficult to identify. They are also tasked with verifying data across multiple sources or migration systems, which requires a keen understanding of both business logic and data architecture. Close collaboration with data engineers, developers, and business analysts is common to resolve issues or clarify data requirements. Staying updated with evolving tools and methodologies is essential, so adaptability and continuous learning are important for long-term success in this role.

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

To thrive as a Data Tester, you need a solid understanding of data validation, quality assurance processes, and proficiency in querying databases using languages like SQL, often backed by a degree in computer science or related fields. Familiarity with data testing tools such as Apache JMeter, Postman, or specific ETL testing frameworks, and certifications in software testing or data analytics are frequently required. Attention to detail, analytical thinking, and strong problem-solving skills are crucial soft skills for this role. These capabilities ensure the accuracy and reliability of data systems, directly supporting organizational decision-making and operational effectiveness.

How to be a data tester?

To become a data tester, you should develop strong analytical skills, proficiency in data analysis tools like Excel or SQL, and attention to detail. Gaining experience with data validation, testing methodologies, and relevant certifications can improve your qualifications for the role.
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Data Tester jobs near you
Infographic showing various Data Tester job openings in the United States as of August 2026, with employment types broken down into 1% As Needed, 85% Full Time, 11% Part Time, and 3% Contract. Highlights an 86% Physical, 3% Hybrid, and 11% Remote job distribution, with an average salary of $79,791 per year, or $38.4 per hour.

Python ETL Data Tester

E-Solutions, Inc.

Tempe, AZ • On-site

Other

This job post has expired today. Applications are no longer accepted.

Job description

Job Tittle: - Python ETL Data Tester

Work Location: - Raleigh, NC, Richardson, TX, Tempe, AZ

Job Type: Full time/Permanent

Job description: -

  • Experience in Data/ETL Testing.
  • Experience in Python-based ETL test automation.
  • Experience in ETL Testing, Data Warehouse Testing, and Data Migration Testing.
  • Develop automation solutions using Python/Shell scripting for ETL and data validation activities.
  • Experience in SQL and database validation across Oracle, SQL Server, PostgreSQL, Snowflake, AWS Redshift, or BigQuery.
  • Validate source-to-target mappings, transformation rules, data lineage, and business logic as per mapping documents.
  • Perform data reconciliation, completeness checks, referential integrity, duplicate detection, and data quality validations.
  • Experience in ETL tools such as Informatica, Ab Initio, ODI, SSIS, DataStage, Azure Data Factory, or Databricks.
  • Strong understanding of Data Warehousing concepts including Facts, Dimensions, Star Schema, and SCD validations.
  • Experience validating cloud-based data platforms on AWS, Azure, Databricks, Snowflake, or Google Cloud Platform.
  • Hands-on experience with batch job validation, workflow monitoring, and scheduling tools such as Autosys, Control-M, or Airflow.
  • Implement test strategies, prepare and execute test cases, analyze results, and coordinate defect resolution to ensure data quality.
  • Collaborate with business, development, and data engineering teams to ensure accurate and reliable data delivery.
  • Maintain detailed documentation of test scenarios, SQL validations, automation assets, and testing processes.

Preferred Skill and Experience

  • Experience in BI Reporting validation using Power BI, Tableau, Qlik, or MicroStrategy.
  • Experience in Big Data technologies such as Hadoop, Spark, Hive, and Kafka.
  • Knowledge of AI-enabled Data Quality and Data Governance solutions.
  • Banking, Capital Markets, Wealth Management, or Mortgage domain experience.

Additional Required Qualifications

  • Bachelor’s degree or foreign equivalent required from an accredited institution. Will also consider three years of progressive experience in the specialty in lieu of every year of education.

Python ETL Data Tester2Python,etlN/AFull TimeUnited States

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