IT Staff / Data Model Architect Support for OneBilling | Mitarbeiter IT/ Data Modell Architect Support für OneBilling (m/w/d)

conexon GmbH

Essen, Ruhr, Nordrhein-Westfalen, Deutschland
Published Dec 16, 2025
Full-time
Permanent

Job Summary

This role involves providing essential Data Model Architect Support for the OneBilling project within the energy sector, based in Essen, Germany. The specialist will engage with business departments to gather and analyze data models from existing IT systems, comparing them against the OneBilling data model. Key responsibilities include abstracting system data models into a logical structure, identifying data gaps, and proposing mapping strategies for data migration into the target architecture. The ideal candidate possesses a deep understanding of data model architecture and documentation tools like Erwin Data Modeller or Gliffy/Draw.IO, coupled with strong analytical skills to transform complex data structures. Proficiency in SQL and Python is required, along with experience supporting system migrations focused on underlying data model architectures. This position offers flexibility with approximately 80% remote work and is initially a fixed-term contract until June 2026, with potential for extension or permanent hire.

Required Skills

Education

Not specified (No specific education required)

Experience

  • Experience in supporting and preparing system migrations with a focus on underlying data model architectures
  • Professional experience in analyzing and transforming complex data structures
  • Experience working with various stakeholders, including business teams
  • Experience in the energy industry (preferred)

Languages

Not specified

Additional

  • Initial fixed-term contract until June 30, 2026, with possibility of extension or permanent employment. Required to work approximately 20% on-site in Essen, Germany. Must be eligible to work in Germany.