Senior Data Engineer

bDAS MACHST DU BEI UNS /bbrulliOwn and evolve our data warehouse stack (Matillion, Redshift, Tableau), ensuring reliability, performance, and long-term scalability /liliDesign and maintain sustainable business data models that serve as the single source of truth for reporting and analytics /liliDevelop and optimize complex SQL transformations and ETL pipelines using Matillion to support business-critical use cases /liliManage master data processes to ensure accurate consolidation and consistency across all connected systems /liliTranslate business requirements into well-structured, documented data models - challenging assumptions where needed /liliCollaborate closely with BI and analytics consumers to ensure data is accessible, understandable, and fit for purpose /liliShare knowledge through documentation, internal presentations, and active cross-functional collaboration /li /ulbrbDAS BRINGST DU MIT /bbrulli3+ years of experience in data warehouse development and data modeling, ideally with Redshift and Matillion /liliAdvanced SQL skills with a strong focus on query performance, scalability, and maintainable transformation logic /liliSolid experience designing dimensional or relational business data models for analytical use cases /liliWorking knowledge of AWS services relevant to the warehouse layer, particularly S3, Redshift, and Lambda /liliFamiliarity with BI tools — preferably Tableau — with a good eye for how model design impacts end-user experience /liliExperience with master data management and cross-system data consolidation /liliStrong business acumen combined with structured analytical thinking — you ask the right questions and bridge the gap between stakeholders and data /liliPython skills and experience with Infrastructure as Code and Ansible are a plus /liliFluent in English, German is a plus /li /ulbrbDAS BEKOMMST DU /bbrulliA senior role with real ownership in a lean team of four: your data models shape how the whole company uses data /liliFlat hierarchy, collaboration at eye level, and the freedom to bring your own ideas and challenge the status quo /liliHybrid work model with flexibility to work remotely and from our modern offices in Zurich or Geneva /liliAn international company that sees diversity as a strength, with cross-functional teams and a genuine commitment to inclusion /liliSalary between CHF 130'000 and 150'000 gross per year, depending on experience /li /ul strongBENEFITS /strongul li Gifts for special occasions /li li Hybrid Work /li li Learning Development /li li Public transport discounts /li li Language classes /li li Workation /li /ul