Data Engineer

Groupe SII; Lausanne; Vor Ort; CHF 110.000 - 150.000; Vollzeit

Zusammenfassung

SII Switzerland is seeking a BI/Data Analytics professional to join our Lausanne team on a 4‑month renewable assignment. You will design data ingestion pipelines in Microsoft Fabric, build semantic models, and create high-impact Power BI dashboards for business users.

Work closely with Data Analysts to ensure data quality, governance, and performance, and help mature reporting across BI solutions in a collaborative, growth‑oriented environment.

Qualifikationen

• Experience designing and maintaining Power BI reports and dashboards.
• Proven ability to build high-performance data models with Fabric.
• Strong knowledge of data governance, quality controls, and data dictionaries.

Aufgaben

• Design and develop data ingestion pipelines in Microsoft Fabric from multiple sources.
• Collect, clean, transform data for usability and quality.
• Implement data governance through rules and dictionaries.
• Design and maintain semantic models (Star/Snowflake) for BI solutions.
• Create and optimize complex DAX measures and calculations.
• Build interactive Power BI reports and dashboards and monitor performance.
• Support business users and Data Analysts in BI tool usage.
• Train Data Analysts to build complex dashboards independently.

Kenntnisse

Power BI

Microsoft Fabric

Data modeling

DAX

ETL pipelines

Data governance

Dashboards

Tableau

SQL

Data quality

Tools

Power BI

Microsoft Fabric

Tableau

Jobbeschreibung

• Design and develop data ingestion pipelines in Microsoft Fabric from production SQL databases and other internal and external data sources.


• Collect, prepare, clean, and transform data to ensure its usability and quality.


• Ensure data governance by implementing quality controls, business rules, and data dictionaries.


• Design and maintain high-performance data models using Microsoft Fabric and Power BI.


• Develop robust semantic models (Star Schema, Snowflake, Power BI Datamarts) tailored to business requirements.


• Create and optimize complex DAX measures and calculations, ensuring model performance.


• Design, develop, and maintain interactive Power BI reports, dashboards, and visualizations.


• Optimize dataset and report performance through data modeling best practices and monitoring.


• Support business teams and Data Analysts in the use of business intelligence solutions.


• Train and coach Data Analysts to strengthen their autonomy in creating complex dashboards.

• Excellent command of Power BI and Microsoft Fabric.


• Proven experience with Microsoft Fabric in a development and data engineering environment.


• Ability to quickly design high-performance dashboards.


• Ability to gather, document, and challenge business requirements.


• Strong skills in data modeling and DAX.


• Strong communication and coaching skills, with the ability to support Data Analysts on a daily basis.


• Knowledge of Tableau is a plus.

Other Information

• Start date: ASAP


• Location: Lausanne, Switzerland


• Duration: 4-month renewable assignment


• Contract type: Permanent contract


• Language: French

At SII Switzerland, we stand out for our strong collaborative culture and recognized expertise in IT consulting and engineering services, supporting our clients in their digital transformation and innovation projects.

With a presence across three offices in Geneva, Lausanne, and Zurich, and a workforce of around 70 consultants, our teams contribute every day to creating a work environment that is stimulating and development-oriented, where expertise, teamwork, and initiative are valued.

For the third consecutive year, SII Switzerland has been certified Great Place To Work and ranked among the Best Workplaces in "Suisse Romande", demonstrating our strong commitment to our employees and the quality of our practices.

True to our human-centered values, we are committed to supporting continuous learning and building strong relationships with our local ecosystem and partners.

Joining SII Switzerland means taking part in a collective adventure guided by our promise "Let’ s Tech Together," and helping to build a technological future that is innovative, sustainable, and responsible, at the heart of an environment that values autonomy, collaboration, and professional growth.