What you'll do
Are you passionate about data, problem-solving, and turning complex information into clear insights? Do you enjoy maintaining and improving data systems, from legacy databases to modern reporting platforms?
Join our agile, self-organized team of engineers to help maintain and develop CERN’s Corporate Information Systems! You’ll be part of the Business Computing (BC) group, supporting Finance and Procurement. Your mission: design, optimize, and operate reporting and data solutions that power evidence-based decision-making across CERN.
Your responsibilities
- Extract, transform, and visualize data in reports, dashboards, and analytics platforms;
- Interact with relational databases (mainly Oracle) using SQL and PL/SQL;
- Develop, maintain, and test data models and ETL/ELT pipelines supporting CERN's financial and procurement systems;
- Maintain, support, and enhance existing (legacy) solutions while contributing to their gradual modernization;
- Collaborate with business users, analysts, and developers to understand needs and ensure data consistency and usability;
- Provide 3rd-level support, including troubleshooting, maintenance, and consultancy to business users;.
Still here? Let's make a quick check about
Your profile
- Experience in SQL (writing, optimizing, debugging complex queries);
- Familiarity with data visualization or analytics tools such as Power BI, R, or Python-based dashboards;
- Exposure to data pipeline concepts and tools such as SQL, DBT, or Python for data processing;
- Understanding of data modelling principles (dimensional/star schema design, semantic models, data warehouses);
- Interest in providing end-user support, troubleshooting, escalation, and issue resolution;
- Awareness of Finance and Procurement processes or interest in learning about business domains;
- Experience working in group projects, ideally in collaborative or Agile environments;
- Your studies focused on Computer Science
Your skills
- Excellent knowledge of SQL and relational databases;
- Awareness of data quality, security, and governance concepts;
- Knowledge of version control systems and basic interaction with Linux servers via the command line;
- Knowledge of Agile practices and experience maintaining reporting solutions and data pipelines in an agile environment;
- Comfortable in working with both new and legacy systems;
- Excellent communication skills and the ability to present complex information effectively;
- Attention to detail and commitment to data accuracy;
- Spoken and written English, with a commitment to learn French
Employment conditions
- Work during nights, Sundays and official holidays, when required by the needs of the Organization.
Global Benefits at CERN
Let's get you ready
Be sure to meet the eligibility criteria
- You are a national of a CERN Member State or Associate Member State.
- By the application deadline, you have a maximum of 2 years of professional experience since graduation in the respective field and your highest educational qualification is either a bachelor’s or master’s degree. You must have a university degree and can’t hold a PhD.
- You have never had a CERN fellow or graduate contract before.
- Please pay attention to the additional criteria and requirements for this specific position and mentioned above.
You will need these documents to complete your application
- Your CV (English or French)
- Any document you consider relevant to your application
- A copy of your most relevant diploma or a certificate of achievement from your school (if you don't yet have your paper diploma)