🚀 Senior Data Engineer: Powering the "Control & Reporting Factory" in Brussels

Smile is the European leader in open-source services and high-performance digital experiences. We help major market players navigate their digital transformation through strategic consulting and the implementation of complex, responsible data solutions.

We are currently looking for a Senior Data Engineer to join our Brussels team for a long-term mission within the Operational and Permanent Control (OPC) department of a leading international financial institution.

🎯 The Mission: Engineering Actionable Insights

As a Senior Data Engineer, you will be the backbone of the "Control & Reporting Factory." You will bridge the gap between raw, complex data and the strategic insights needed to drive critical business decisions in a high-stakes banking environment.

Your Responsibilities:

• Data Lifecycle Mastery: Collect, clean, link, and validate data from diverse sources to ensure a "single version of truth."

• Solution Engineering: Set up robust data pooling and sampling solutions using end-user-friendly (self-service) techniques to empower business autonomy.

• Analysis & Strategy: Identify trends and anomalies, distilling key messages for management and proposing data-driven remediation plans.

• Governance & Integrity: Ensure strict data integrity and compliance with industry standards (Data Governance, GDPR).

• Stakeholder Collaboration: Work closely with cross-functional teams to translate business requirements into technical solutions and negotiate with internal stakeholders.

🛠️ Your Profile

Experience & Technical Mastery:

• Experience: At least 5 years of relevant professional experience in Data Engineering or Data Analytics.

• Core Technical Stack: Strong proficiency in SQL and knowledge of SAS.

• Advanced Tools: Expert level in Excel and VBA for complex data manipulation.

• Architecture: Proven experience in building data solutions within complex IT environments using pooling and sampling techniques.

• Bonus: Knowledge of data visualization tools (Power BI, Tableau) and experience in the Banking/Financial sector.

Soft Skills:

• The "Self-Starter": High level of autonomy with a proactive "can-do" attitude.

• Communicator & Influencer: Strong synthesis and presentation skills, with the ability to negotiate and build relationships.

• Resilient: Committed and persistent within a dynamic, multi-cultural environment.

Language Requirements:

• Trilingualism is Essential: Fluency in English, French, and Dutch (written and spoken) is mandatory for this Brussels-based context.

🌟 Why Join Smile?

• High-Impact Projects: Lead data-driven control and reporting for a major international institution.

• Hybrid Flexibility: A balanced work-life approach with 50% on-site in Brussels and 50% homeworking.

• Long-term Mission: Initial engagement from March 2026 through December 2026, with strong potential for extension.

• The Smile Community: Benefit from the support of our expert network and enjoy monthly team-building and knowledge-sharing sessions.

📋 Efficient Recruitment Process

1. First Interview with our recruitment team to discuss your career goals.

2. Technical Deep-Dive with our senior data experts.

3. Final Validation interview for project fit.