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Senior etl tester skills for your resume and career

Updated January 8, 2025
3 min read
Below we've compiled a list of the most critical senior etl tester skills. We ranked the top skills for senior etl testers based on the percentage of resumes they appeared on. For example, 6.1% of senior etl tester resumes contained test plan as a skill. Continue reading to find out what skills a senior etl tester needs to be successful in the workplace.

15 senior etl tester skills for your resume and career

1. Test Plan

Here's how senior etl testers use test plan:
  • Prepared test data for positive and negative test scenarios for both Back-End and Functional testing as documented in the test plan.
  • Involved in writing and implementing Detailed Test Plan and developed Test Cases based on Functional Specifications and Use case documents.

2. Test Cases

Here's how senior etl testers use test cases:
  • Developed Test cases to test different scenarios including positive and negative testing.
  • Prepared Test Strategy Document, Test Cases and Test Procedures using Business requirement document and Functional requirements document of the system.

3. Data Validation

Data validation is the process of reviewing and arranging data for efficient data analysis. Data validation includes checking data accuracy, quality of data source, and identifying the importance or relevance of the data.

Here's how senior etl testers use data validation:
  • Tested several data validation graphs developed in AbInitio environment.
  • Used SQL for Querying the database for data validation, data verification and data conditioning.

4. PL/SQL

Here's how senior etl testers use pl/sql:
  • Test Oracle PL/SQL stored procedures, Functions, Packages, SQL scripts to test the functionality for various modules.
  • Performed testing on the PL/SQL code to load large volumes of data related to CERNER.

5. SQL Server

Here's how senior etl testers use sql server:
  • Performed back-end testing on the SQL server database by writing SQL queries.
  • Involved in testing of Universes from different data sources like SQL Server.

6. Unix

UNIX is a computer operating system that was first created in the 1960s and has been constantly updated since then. The operating system refers to the set of programs that enable a machine to function. It is a multi-user, multi-tasking device that works on computers, laptops, and servers. UNIX systems also have a graphical user interface (GUI), similar to Microsoft Windows, that makes it simple to use.

Here's how senior etl testers use unix:
  • Developed and executed UNIX commands in order to check the error logs and verifying the data.
  • Used UNIX commands to validate the data in the source feed files.

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7. Regression

Here's how senior etl testers use regression:
  • Performed complete System, Performance and Regression testing to effectively assess software quality.
  • Performed regression testing after every enhancements, build installation and releases.

8. Test Scripts

Test scripts validate the quality of the software or app being tested. An effective test script has all the steps to be taken to use a software program as well as the ending result of each step.

Here's how senior etl testers use test scripts:
  • Execute test scripts according to application requirements documentation.
  • Reviewed offshore tasks included Test Scenarios, Test Scripts, Test Strategy, and Test Closure Reports.

9. Test Data

Here's how senior etl testers use test data:
  • Created ETL test data for all ETL mapping rules to test the functionality of the DataStage Mapping.
  • Worked on front-end Forms to do price changes, purchase orders and to create any test data.

10. Data Warehouse

Data warehouse, often abbreviated as either DW or DWH is a system used in computing for data analysis as well reporting. The DW is also considered to be an integral component of business intelligence as they also provide storage facilities for both real-time and historical data. ETL and ELT are the two driving forces behind a data warehouse system.

Here's how senior etl testers use data warehouse:
  • Validated the data from various stages of data movement from staging to Data Mart to Data Warehouse tables.
  • Project Description: The primary objective of the project was to construct an aggregated data warehouse.

11. QA

QA, or Quality Assurance is a procedure that entails all of the steps taken to avoid any errors in the manufacturing process or in the production of the goods that a company produces. It can also include ensuring the consistency of the services rendered. Quality assurance ensures that the quality of the service delivered to consumers meets or exceeds the promised expectations. This greatly aids in the prevention of any complications that might arise after the goods or services have been distributed. It makes sure that customers are satisfied.

Here's how senior etl testers use qa:
  • Reported periodic project status and updates to the QA Lead and QA Manager Performed Integration Testing of different modules.
  • Conducted project meetings, QA status meetings, and Release Meetings with Customer Support Managers and Developers.

12. Informatica ETL

Here's how senior etl testers use informatica etl:
  • Analyzed business rules to generate consolidated (fact/summary) data identified by dimensions using Informatica ETL (Power Center) tool.
  • Prepared technical specifications to develop Informatica ETL mappings to load data into various tables confirming to the business rules.

13. UAT

UAT stands for user acceptance testing, and it is the last phase in the software testing process that determines whether the software is fit for the purpose it was built or not. UAT checks two main things; whether the software fulfills the business requirements and can it be used by the end-users. It is the final and most critical step in the testing stages and it determines whether the software should be introduced in the market or not.

Here's how senior etl testers use uat:
  • Interacted with end users to obtain specific system requirements and also for User Acceptance Tests (UAT).
  • Performed validation tests to ensure that the developed functionality meets the specifications prior to UAT Testing.

14. Test Results

Here's how senior etl testers use test results:
  • Worked with appropriate business and technology leads to determine the acceptable range for test results and its performance.
  • Analyze test results by writing and executing complex SQL Queries for data comparison and validation.

15. Extraction

Here's how senior etl testers use extraction:
  • Tested several Informatica mappings for data extraction.
  • Participated in multiple engagements with client organizations to design and develop solutions to cater to their data extraction needs.
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List of senior etl tester skills to add to your resume

Senior etl tester skills

The most important skills for a senior etl tester resume and required skills for a senior etl tester to have include:

  • Test Plan
  • Test Cases
  • Data Validation
  • PL/SQL
  • SQL Server
  • Unix
  • Regression
  • Test Scripts
  • Test Data
  • Data Warehouse
  • QA
  • Informatica ETL
  • UAT
  • Test Results
  • Extraction
  • Java
  • Backend
  • End Testing
  • XML Spy
  • User Acceptance
  • QTP
  • Business Rules
  • Cognos
  • Data Quality Issues
  • Summary Reports
  • Ssis
  • Test Strategy
  • Windows XP
  • HP Quality
  • Data Integrity
  • Oracle 10G
  • ETL Processes
  • BI
  • Jira
  • Data Warehousing
  • HP ALM
  • Autosys
  • ETL Data
  • Oracle Sql
  • Test Scenarios
  • Data Driven
  • Status Reports
  • UI
  • Toad Software
  • Manual Tests
  • T-SQL
  • SSRS
  • Data Reconciliation

Updated January 8, 2025

Zippia Research Team
Zippia Team

Editorial Staff

The Zippia Research Team has spent countless hours reviewing resumes, job postings, and government data to determine what goes into getting a job in each phase of life. Professional writers and data scientists comprise the Zippia Research Team.

Updated January 8, 2025

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