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Data Migration Specialist
  • Rzeszow
Data Migration Specialist
Rzeszów, Rzeszow, Podkarpackie Voivodeship, Polska
Sii Sp. z o.o.
30. 12. 2025
Informacje o stanowisku

technologies-expected :


  • Informatica PowerCenter
  • SQL
  • Microsoft Azure

technologies-optional :


  • Salesforce
  • SAP

about-project :


  • We are looking for an experienced Data Migration Specialist to support a large-scale ERP consolidation program. The project involves migrating data from approximately 20 source ERP systems into 4 target ERP platforms, ensuring data quality, consistency, and business continuity.
  • The role requires strong technical expertise in data integration and close collaboration with business and technical stakeholders. If you meet the requirements below, join us now!

responsibilities :


  • Design, develop, and maintain ETL processes for large-scale ERP data migration
  • Analyse and understand source ERP data models, data dependencies, and business rules
  • Define and implement data mapping, transformation, and validation rules
  • Ensure data quality, completeness, and consistency throughout the migration process
  • Perform data profiling, cleansing, reconciliation, and error handling
  • Support test migrations, dry runs, and cutover activities
  • Optimize ETL performance to handle high data volumes and complexity
  • Collaborate with ERP functional teams, Data architects, Business stakeholders, and QA and testing teams
  • Document ETL logic, mappings, and migration processes
  • Support post-migration validation and stabilization

requirements-expected :


  • Advanced SQL skills (data analysis, validation, transformation)
  • ETL tools – at least 4 years of practical experience in designing and developing ETL processes (particularly Informatica)
  • Data migrations – experience in large-scale data migration projects
  • ERP systems – working with data from major ERP systems (e.g., SAP, Salesforce, or other enterprise ERP)
  • Data modelling – designing and analysing data models
  • Azure SQL – experience with relational databases in the Azure environment
  • Data quality & profiling – tools and techniques to ensure data quality, consistency, and completeness
  • Data transformation and mapping – implementing transformation and validation rules
  • ETL performance optimization – handling high-volume data efficiently
  • Fluency in English
  • Fluent in Polish required
  • Residing in Poland required

offered :


  • Great Place to Work since 2015 - it’s thanks to feedback from our workers that we get this special title and constantly implement new ideas
  • Employment stability - revenue of PLN 2.1BN, no debts, since 2006 on the market
  • We share the profit with Workers - over PLN 76M has already been allocated for this aim since 2022
  • Attractive benefits package - private healthcare, benefits cafeteria platform, car discounts and more
  • Comfortable workplace – class A offices or remote work
  • Dozens of fascinating projects for prestigious brands from all over the world – you can change them thanks to Job Changer application
  • PLN 1 000 000 per year for your ideas - with this amount, we support the passions and voluntary actions of our workers
  • Investment in your growth – meetups, webinars, training platform and technology blog – you choose
  • Fantastic atmosphere created by all Sii Power People

  • Praca Rzeszów
  • Rzeszów - Oferty pracy w okolicznych lokalizacjach


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