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Etl Testing Jobs in Connecticut (NOW HIRING)

Polar IT Services

ETL Developer

Hartford, CT · On-site +1

$51.50 - $67.25/hr

Job Title: ETL Developer Location: Hartford, CT, hybrid schedule Length: 12 months+ Visa: H4 EAD, GC, GC EAD and USC only Looking for 10+years of experience only We are looking for the professional ...

Gartner

Software Engineer MDM (ETL)

Stamford, CT · Hybrid

Software Engineer MDM (ETL) Join a world-class team of skilled engineers who build creative digital solutions to support our colleagues and clients. We make a broad organizational impact by ...

Stem Xpert

Informatica ETl Developer

Stamford, CT · On-site

Ability to lead in ETL architecture, reusability components and best practice design efforts; Intensive/ multiyear working experience in cloud space and principles i.e. loading high volume of data ...

TecTammina

Ab Initio Developer

Hartford, CT

Company Description First IT Solutions Server and Client Connectivity/ ETL Ab Initio tool knowledge - GDE, OC/ Establishing connectivity between EME and GDE EME administration/ Creating projects ...

nLeague

.Net Developer

Hartford, CT · On-site

$48.75 - $64.25/hr

Integrations are implemented via direct database access, SSIS/ETL, file interfaces, and scheduled ... Preferred · Experience with unit and integration testing frameworks and test automation. · ...

ACI Infotech

SENIOR .NET SSIS SSRS Lead

Hartford, CT · On-site

Role: SENIOR ETL/REPORT WRITER - .NET SSIS/SSRS LEAD Location: Hartford, CT Duration: 1+ Years ... and development, testing, maintenance, and support activities per the direction of agency ...

Hexplora

Senior Data Engineer with Pyspark

Rocky Hill, CT · On-site

$109K - $131K/yr

Senior Data Engineer (PySpark, ETL) Location: Rancho Cucamonga, CA(Hybrid) We are looking for an experienced and motivated Data Engineer with expertise in PySpark to join our dynamic team. As a key ...

Galent

Snowflake Data Lead with Python

Hartford, CT · On-site

$141K - $173K/yr

The role involves designing and implementing ETL pipelines, managing data ingestion, and ensuring high data quality and integrity within Snowflake environments. Key Responsibilities * Lead large ...

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How much do etl testing jobs pay per hour?

As of Aug 15, 2026, the average hourly pay for etl testing in Connecticut is $54.58, according to ZipRecruiter salary data. Most workers in this role earn between $46.63 and $61.06 per hour, depending on experience, location, and employer.

What is the average salary for ETL testers?

The average salary for ETL testers typically ranges from $60,000 to $100,000 annually, depending on experience, location, and industry. Skilled testers with knowledge of tools like Informatica, Talend, or DataStage and certifications can command higher salaries.

What is the difference between Etl Testing vs Data Analyst?

AspectEtl TestingData Analyst
Primary FocusValidating data extraction, transformation, and loading processesAnalyzing data to identify trends and generate reports
Skills & CertificationsSQL, ETL tools, data warehousing certificationsSQL, Excel, data visualization tools, statistical knowledge
Work EnvironmentData warehouses, ETL pipelines, testing environmentsBusiness intelligence platforms, dashboards, reporting tools
Industry UsageData integration, ETL process validationData analysis, reporting, decision support

While Etl Testing focuses on validating data movement and transformation processes within data pipelines, Data Analysts interpret and analyze data to support business decisions. Both roles require SQL skills and work with data, but Etl Testing emphasizes quality assurance of data workflows, whereas Data Analysts focus on insights and reporting.

What are some common challenges faced by ETL testers during data migration projects?

ETL Testers often encounter challenges such as handling large volumes of data, ensuring data integrity during migration, and dealing with inconsistent or incomplete source data. They must be vigilant about identifying data anomalies, mapping errors, and performance bottlenecks in ETL pipelines. Close collaboration with data engineers and business analysts is essential to clarify data requirements and resolve discrepancies, ensuring seamless and accurate data transitions.

What are the key skills and qualifications needed to thrive as an ETL tester?

To thrive as an ETL Tester, you need a solid understanding of data warehousing concepts, SQL proficiency, and experience with ETL processes, typically supported by a degree in computer science or a related field. Familiarity with ETL tools like Informatica, Talend, or SSIS, as well as testing frameworks and defect tracking systems, is commonly required. Strong analytical thinking, attention to detail, and effective communication skills help ETL Testers identify data inconsistencies and collaborate with developers and business analysts. These skills ensure accurate data migration, high-quality deliverables, and support critical business decision-making based on reliable data.

What are the key skills and qualifications needed to thrive as an ETL tester, and why are they important?

ETL testing refers to the process of validating, verifying, and ensuring the accuracy of data as it moves through the Extract, Transform, and Load (ETL) process in data warehousing. This type of testing ensures that the data extracted from source systems is correctly transformed according to business rules and loaded into the target system without loss or corruption. ETL testers check for data completeness, data integrity, and performance of the ETL process, helping organizations maintain high-quality, reliable data for analytics and reporting.

How to become an ETL tester?

To become an ETL tester, you should have a strong understanding of data warehousing, SQL, and ETL tools like Informatica or Talend. Gaining experience in database testing, data validation, and scripting languages such as Python or Shell is also beneficial, along with relevant certifications like ISTQB or specific ETL tool certifications. Developing analytical skills and attention to detail are essential for effective testing in this role.

Is ETL testing still relevant?

ETL testing remains a vital part of data integration and data warehousing projects, ensuring data quality, accuracy, and consistency during data migration processes. As organizations increasingly rely on large-scale data analytics and business intelligence, skills in ETL testing, along with tools like Informatica, Talend, or Apache NiFi, continue to be in demand for validating data pipelines and workflows.

What are ETL testing jobs?

ETL testing jobs are data management and software jobs in which your responsibilities are to use an extract-transform-load test to ensure that data migration projects work properly. Specifically, your duties are to ensure that information extraction that comes from different sources and is to be presented differently by the destination source is transformed and loaded into a data warehouse properly. As an ETL tester, you may work for a specific company or for a business intelligence consulting firm that specializes in ETL testing and designing new data applications. You can also consult on a freelance basis.

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Etl Testing jobs near you
Infographic showing various Etl Testing job openings in Connecticut as of August 2026, with employment types broken down into 1% As Needed, 84% Full Time, 10% Part Time, 4% Contract, and 1% Nights. Highlights an 88% Physical, 3% Hybrid, and 9% Remote job distribution, with an average salary of $113,532 per year, or $54.6 per hour.

ETL Developer

Polar IT Services

Hartford, CT • On-site, Remote

$51.50 - $67.25/hr

Full-time

Re-posted 16 days ago

Job description

Hello Folks,
Hope you are doing good!
Please find the below requirement and let me know your interest?
Job Title: ETL Developer
Location: Hartford, CT, hybrid schedule
Length: 12 months+
Visa: H4 EAD, GC, GC EAD and USC only
Looking for 10+years of experience only
We are looking for the professional to have strong experience with data conversions and migrations from legacy systems.This person must have strong experience and understanding of COBOL and mainframe systems, they will likely be migrating away form COBOL.Must have strong skills in SSIS, data mapping, data cleaning. In addition to SSIS, must be strong in Python.
  • ETL - strong SSIS
  • Strong Python
  • Ideally recent experience with COBOL mainframe systems, migrating from
  • Data Mapping, Data Cleansing
  • Strong experience extracting data from target sources, legacy systems.

Thanks
Jagdish |Manager - IT Staffing
T (443)-489-4433 | Jagdish@polarits.com
6095 Marshalee Dr, Suite 250, Elkridge, MD 21075
Note: If you have received this message in error, please notify us immediately by reply e-mail so that we may correct our internal records. Please then delete the original message (including any attachments) in its entirety. Thank you

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