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(energy domain) Senior Test Engineer (data quality), JR 385, JR386

Posted July 01, 2026
Consultant

Job Overview

ELEKS Quality Assurance Office is looking for a Senior Test Engineer (data quality) in Ukraine, Poland, and Croatia.
 
ABOUT PROJECT
 
Our customer is a renewable energy company engaged in renewable power generation, the production of sustainable biomass, and the sale of renewable electricity to businesses. British zero-carbon power generation company which basically owns a few power plants and supports businesses aimed at distributing the electricity to the market.
ELEKS Quality Assurance Office is looking for a Senior Test Engineer (data quality) in Ukraine, Poland, and Croatia.
 
ABOUT PROJECT
 
Our customer is a renewable energy company engaged in renewable power generation, the production of sustainable biomass, and the sale of renewable electricity to businesses. British zero-carbon power generation company which basically owns a few power plants and supports businesses aimed at distributing the electricity to the market.

REQUIREMENTS

  • 4+ years of experience as a QA Engineer, QA Tester, or similar manual testing role
  • Strong SQL skills 
  • Experience testing DB migrations, schema changes, and stored procedures
  • Data validation techniques (row counts, checksums, before/after comparisons)
  • Understanding of ETL processes and data pipelines
  • Experience with at least one RDBMS (PostgreSQL, MS SQL Server, Oracle, MySQL)
  • Test case design for data-centric scenarios (edge cases, nulls, duplicates, referential integrity)
  • Regression testing approach for DB-dependent applications
  • Experience with test management tools (TestRail, Zephyr, Azure Test Plans)
  • Bug tracking (Azure DevOps)
  • Familiarity with version control (Git)
  • Comfort reading/writing scripts for data comparison 
  • Understanding of CI/CD pipelines and how DB changes get deployed (e.g., Azure DevOps)
  • Basic knowledge of GRN/production release processes if relevant to your environment
  • Bachelor’s degree in Computer Science, Software Engineering, Information Technology, or a related field
  • Upper-Intermediate level of English
  • Excellent communication skills; able to clearly document and communicate defects, test results, and quality findings to both technical and non-technical stakeholders
  • Strong organizational and time management skills with the ability to manage multiple priorities and deadlines
  • Initiative and proactive position
  • Ability to adapt to project changes during the project flow
  • Upper-Intermediate level of English

RESPONSIBILITIES

  • Implement and execute tests at all planned levels, log and evaluate results and document deviations from the expected results 
  • Use tests administration, monitoring, and management tools 
  • Create, validate, update test documentation (test cases, test plan, etc). 
  • Review, analyse and assess project requirements and specifications to convert them into quality control process artefacts 
  • Review test artefacts developed by others 
  • Prepare and acquire test data 
  • Contribute to general project quality assurance process 
  • Analyse/improve/establish test process on a project 
  • Analyse coverage for project test basis 
  • Define relevant metrics for project 
  • Define, prioritize and estimate needed Test Efforts 
  • Define defect and test-case handling process 
  • Define appropriate test-ware/environment for a project 
  • Teach and mentor other test engineers 
  • Measure performance of components and systems (if applicable) 
  • Automate testing whenever applicable (supported by test automation expert) 

RESPONSIBILITIES

  • Implement and execute tests at all planned levels, log and evaluate results and document deviations from the expected results 
  • Use tests administration, monitoring, and management tools 
  • Create, validate, update test documentation (test cases, test plan, etc). 
  • Review, analyse and assess project requirements and specifications to convert them into quality control process artefacts 
  • Review test artefacts developed by others 
  • Prepare and acquire test data 
  • Contribute to general project quality assurance process 
  • Analyse/improve/establish test process on a project 
  • Analyse coverage for project test basis 
  • Define relevant metrics for project 
  • Define, prioritize and estimate needed Test Efforts 
  • Define defect and test-case handling process 
  • Define appropriate test-ware/environment for a project 
  • Teach and mentor other test engineers 
  • Measure performance of components and systems (if applicable) 
  • Automate testing whenever applicable (supported by test automation expert) 

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