BI System Specialist - Lausanne

Salary: CHF 80'000 - 110'000 per year

Requirements:

• Higher degree in computer science (HES, University or EPF) or equivalent training (Business Informatics)
• Minimum 5 years experience in implementing and developing Business Intelligence solutions on SAP BW or BW4/HANA
• Experience in data modelling, ETL flows, data planning and loading, HANA views and table functions
• Good knowledge of visualisation tools: Tableau, SAP Business Objects; SAP Analytics Cloud is a plus
• Good knowledge of ABAP, SQL and Python languages
• Knowledge of ERP environments - SAP ECC / S/4HANA, extractors and embedded analytics SAP S/4 - including CDS Views: a real plus
• Knowledge of the Airflow orchestrator is a plus
• Knowledge of Agile methodology, Scrum framework
• Knowledge of Git or other versioning tools is a plus
• Languages: French (C1) and excellent knowledge of English (minimum level C1 / B2), German is a plus
• Initiative, autonomy and ability to work in a team in a collaborative environment
• Customer orientation, synthesis skills, rigour in documentation
• Desire to build, improve and innovate within an institution of excellence

Responsibilities:

• Contribute to implementing our Business Intelligence strategy
• Participate in solution development, project monitoring and user support
• Develop and manage our Data Warehouse (SAP BW/4 HANA)
• Create reports and dashboards with Tableau
• Implement data extraction and transformation processes (ETL)
• Analyse business needs for reporting and analysis
• Identify and qualify various data sources (ERP SAP, CRM, SQL databases, Excel files, etc.)
• Organise, synthesise and structure institutional data (administrative, academic, etc.)
• Design data warehouses and business datamarts
• Implement data flows
• Create or adapt BEx queries exposable to Tableau
• Develop CDS views or Open ODS Views if necessary
• Manage data access authorisations
• Create BW/4HANA modelling objects
• Implement intelligent integration mechanisms (event detection, change management)
• Define ETL feeding flows from SAP S/4HANA or third-party systems
• Manage loading or performance incidents in BW
• Document technical processes and data flows
• Optimise query response times for visualisation tools
• Design dashboards in Tableau from BW/4HANA views (BEx or CDS)
• Ensure dashboards align with business needs (Finance, HR, Academic, etc.)
• Create interactive and ergonomic visualisations based on UX best practices
• Manage connections to SAP BW/4HANA sources in Tableau
• Collaborate with end users to iterate on dashboards
• Integrate data governance rules into produced reports
• Train end users in data interpretation and exploitation
• Provide close support and anticipate evolving needs
• Document solutions, processes and best practices
• Participate in digital transformation projects (e.g. migration to BW/4 HANA, integration of new flows)
• Contribute to all project phases
• Organise regression tests, validate test scenarios and ensure participation of relevant users
• Ensure functional documentation is produced and accessible to the entire team
• Follow or apply project methodology according to our project management standards
• Train on new SAP BW/4HANA, SAP Business Data Cloud, Tableau Cloud features
• Propose innovative solutions to improve data usage (data self-service, automation)
• Contribute to upskilling business users through training or support
• Provide cover for a team colleague

Technologies:

• Airflow
• ABAP
• Business Intelligence
• Cloud
• CRM
• Data Warehouse
• ETL
• Embedded
• ERP
• Excel
• Git
• Support
• Python
• SAP S/4HANA
• SAP BW/4HANA
• SAP
• SAP Analytics Cloud
• SQL
• Tableau
• UX UI Design
• Architect
• Matrix
• Security

More:

We are EPFL, the École polytechnique fédérale de Lausanne, one of the most dynamic university campuses in Europe and ranked in the global top 20 of many academic rankings. We have more than 6,500 staff members supporting our three main missions: education, research and innovation. Our campus offers an exceptional working environment in a community of over 17,000 people, including nearly 12,500 students and 4,000 researchers from more than 120 nationalities. We offer a multicultural and high-quality academic working environment, opportunities for continuing education, and involvement at the heart of our Information System. The position is a permanent role at 100% with an as-soon-as-possible starting date.

last updated 25 week of 2026