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Data Tester Jobs in Delaware (NOW HIRING)

Collabera

Data Analyst

Newark, DE · On-site

Execute data profiling and data quality testing and reporting tasks as assigned * Help execute the firm wide data vision and strategy as pertains to all Data Profiling, and Data Quality Testing and ...

OneMain Financial

Manager, Data Science

Wilmington, DE · On-site

Manager, Data Science Location: Wilmington, DE (Hybrid Schedule) OneMain Financial is seeking a ... Develop testing & control procedures to ensure execution accuracy and effective post-implementation ...

OneMain Financial

Manager, Data Science

Wilmington, DE · On-site

Manager, Data Science Location: Wilmington, DE (Hybrid Schedule) OneMain Financial is seeking a ... Develop testing & control procedures to ensure execution accuracy and effective post-implementation ...

Photon

Data Engineer Lead

Newark, DE · On-site

Drive delivery of data change detection (CDC) and the data validation/quality testing framework. Own "contract as code" governance: data schema management via CI/CD and Git-based data governance.

Metcash

$16.75 - $22.25/hr

Supporting system testing, upgrades and continuous improvement initiatives You're Likely a Match If You have * Strong Excel skills (including VLOOKUP and confident manipulating data) * Experience ...

Td

Data Scientist III - FCRM

Wilmington, DE

$96K - $155K/yr

Strong data validation, reconciliation, testing, documentation, and analytical problem-solving skills. * Ability to independently drive analysis from concept through delivery. * Strong organization ...

New

JP Morgan Chase

Data Domain Architect Associate

Wilmington, DE · On-site

$61.75 - $79.50/hr

As a Data Domain Architect Associate on the CCB Finance Data & Insights Team, you will assist in ... Work closely with end-users/IT during the UAT phase of the project and perform testing to ensure ...

Photon

Lead Data Engineer | Onsite - Delaware

Wilmington, DE · On-site

$111K - $133K/yr

Drive delivery of data change detection (CDC) and the data validation/quality testing framework. * Own "contract as code" governance: data schema management via CI/CD and Git-based data governance

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Data Tester information

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$38

$62

How much do data tester jobs pay per hour?

As of Jul 26, 2026, the average hourly pay for data tester in Delaware is $38.39, according to ZipRecruiter salary data. Most workers in this role earn between $21.39 and $50.77 per hour, depending on experience, location, and employer.

What is a Data Tester job?

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.

What are popular job titles related to Data Tester jobs in Delaware? For Data Tester jobs in Delaware, the most frequently searched job titles are:
What job categories do people searching Data Tester jobs in Delaware look for? The top searched job categories for Data Tester jobs in Delaware are:
Data Tester jobs near you
Infographic showing various Data Tester job openings in Delaware as of July 2026, with employment types broken down into 31% Full Time, 12% Part Time, and 57% Contract. Highlights an 80% In-person, and 20% Remote job distribution, with an average salary of $79,860 per year, or $38.4 per hour.
Data Analyst

Data Analyst

Collabera

Newark, DE • On-site

Full-time

Posted 21 days ago

Job description

Company Description

Collabera Inc (Staffing Firm). 

We are based out of Morristown, NJ and we have been providing contingent labor to our clients for last 25 years. In 2015 we placed more than 6,000 contractors across select 100+ clients that we service. End client for this project is a large legal organization with operations in more than 100 countries and has more than 50,000 employees around the world. For eight consecutive years, Fortune has named this company as World's 'Most Admired Companies to work for'.

Job Description

  • Execute data profiling and data quality testing and reporting tasks as assigned
  • Help execute the firm wide data vision and strategy as pertains to all Data Profiling, and Data Quality Testing and Measurement capabilities
  • Establish best practice, standards, policies and procedures to utilize data profiling and data quality tools to proactively identify data quality issues
  • Provide guidance and assistance to technologists to help develop requirements, Data Quality rules and scorecards.
  • Provide guidance to Data Stewards and Data Analysts to utilize Data Quality tools in in the adoption of data quality standards, policies and procedures
  • Work with DQ Issues groups and LOB stakeholders to define best practices for DQ Profiling and Measurement.
  • High quality focus on ensuring Data Profiling, Testing and Measurement standards are coherent, accurate and timely at all time
  • Strong partnership with CDO, LOB and Technology support groups to ensure a high quality product and operating environment
  • In time,help develop a FW DQ "Lab" to advise help smaller teams come on board and utilize Firmwide Data Quality Testing & Profiling capabilities

Qualifications

Qualifications

  • Bachelor degree or equivalent work experience (3-5 yrs)
  • 1 - 3 years experience in a Data Governance organization
  • 3 - 5 years Project management experience
  • Prior Experience working with Data Quality Profiling, Execution and Measurement is highly desirable
  • Excellent prioritization, planning, organization and time management skills
  • Proven ability to work across diverse groups, build consensus and execute the agreed plans
  • Excellent communication skills, both written and oral
  • Ability to structure communication to various different levels (e.g. seniority) and types (e.g. Technology, Operations, Finance) of audience
  • Able to influence diverse stakeholder groups
  • Ability to quickly understand a complex matrix of systems across the infrastructure and their interdependencies and relationships
  • Ability to adapt to opportunities presented through change
  • Excellent interpersonal skills, comfortable at interacting with and communicating to all levels of Management
  • Quick learner both technical knowledge and systems
  • Must be detail oriented, highly responsible and able to work with tight deadlines


Preferred experience:

  • Prior Experience working with Data Quality Profiling, Execution and Measurement tools like Informatica Data Quality (IDQ) or Ab Initio Data Quality Environment (DQE) is highly desirable
  • Prior Experience in Finance, Accounting or Finance Operations is desirable
  • Project management, Application Development, Information Architecture, and MS Excel/VBA experience is a plus
  • Must be able to coach, provide feedback and guide others
  • Must be detail oriented, highly responsible and able to work with tight deadlines
Additional Information

Dianne Narvaez

973-606-3234

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