Hays Professional Solutions GmbH
Mülheim an der Ruhr - Deutschland
Data Scientist
Arbeit
Vollzeit
ab 14.08.2026
Beschreibung
### Ihre Vorteile:
- A highly motivated team and an open way of communication
- Dynamic and innovative market environment
- Possibilities to work in a home office
### Ihre Aufgaben:
- Support the migration of HR data from legacy systems to Workday, including data analysis, mapping, and transformation / Define and maintain migration mappings, conversion rules, and related documentation
- Ensure alignment between business requirements, functional design, and technical migration solutions / S... weiter lesen
### Ihre Vorteile:
- A highly motivated team and an open way of communication
- Dynamic and innovative market environment
- Possibilities to work in a home office
### Ihre Aufgaben:
- Support the migration of HR data from legacy systems to Workday, including data analysis, mapping, and transformation / Define and maintain migration mappings, conversion rules, and related documentation
- Ensure alignment between business requirements, functional design, and technical migration solutions / Support global Workday template deployments while addressing country-specific requirements
- Execute historical data migrations and associated validation and reconciliation activities
- Analyze data quality issues, perform root cause analysis, and coordinate corrective actions
- Support local teams with data cleansing, preparation, and validation activities
- Ensure data readiness and quality for testing phases (SIT, UAT), mock loads, and Go-Live
- Support data transformation and loading activities using Workday and CloverDX
- Plan and coordinate test migrations, mock conversions, and production data loads
- Monitor migration processes, resolve data-related issues, and manage dependencies with technical and integration teams / Support document migration activities, including analysis, design, and implementation
- Collaborate with international stakeholders, technical teams, integration partners, and Accenture / Proactively identify migration risks and opportunities for process improvement
### Ihre Qualifikationen:
- Hands-on experience in data migration projects
- Strong experience with HR data migrations and large-scale international rollout or transformation programs
- Proven experience in legacy-to-target data mapping
- Strong expertise in data quality assurance, data cleansing, and data validation
- Experience with reconciliation processes, defect management, and root cause analysis
- Extensive experience across the full data conversion lifecycle, including mock loads, cutover, and Go-Live
- Advanced Microsoft Excel skills and strong analytical capabilities
- Experience collaborating with business stakeholders and country organizations on data preparation activities
- Self-driven, structured, and solution-oriented working style with a high degree of ownership
- Excellent communication skills and a hands-on approach
### Über Hays:
IT is and always has been our core business that laid the foundation for Hays' success. We are the biggest privately owned IT recruitment agency in Germany and offer the best jobs for every career level - whether you are interested in vacancies in agile SMEs or international DAX groups. Hays masters the entire IT job spectrum, from support to software architecture or digitalisation - thanks to our broad portfolio, we have something for everyone. In the last decades, we were able to support numerous IT experts with choosing the right path for a successful career, positioning ourselves as their lifelong partner. Our highly specialised consultants can cater to your every wish and expectation and will prepare you for interviews and contract negotiations. Give it a try and learn what the market has to offer - our services are free of charge, non-binding and discreet! We look forward to hearing from you.
Ref-Nr.: 12582698
Aktualisiert:
15.08.2026
Quelle: Bundesagentur für Arbeit
weitere Infos Rechtliche Hinweise zur Nutzung
Ob die Stelle noch verfügbar ist und weitere Informationen findest du direkt auf der Website der Bundesagentur für Arbeit. Bitte beachte: OPROMA ist nicht der Anbieter dieser Stelle und kann keine Auskünfte geben.
weitere Infos Rechtliche Hinweise zur Nutzung
Ob die Stelle noch verfügbar ist und weitere Informationen findest du direkt auf der Website der Bundesagentur für Arbeit. Bitte beachte: OPROMA ist nicht der Anbieter dieser Stelle und kann keine Auskünfte geben.
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