Senior Data Engineer - AI-Driven Data Platform

EY; Diegem; On-site; EUR 75,000 - 110,000; Full time

Benefits offered by this job

Company car

Health insurance

Pension plan

Meal vouchers

Flexible working

Training & development

Job summary

EY Belgium is seeking a Senior Data Engineer to design, build and optimize our data ecosystem. You will transform complex data into reliable, scalable solutions and enable data-driven decision-making across the organization.

Collaborating with business stakeholders and technology teams, you will develop modern data platforms, implement governance, and drive AI-enabled analytics initiatives, while working in a multilingual, international environment.

Qualifications

• Master's degree or PhD in STEM or related field.
• 3–5 years of experience in data engineering, BI, or data platform development.
• Strong experience with data integration, ETL/ELT, and transforming complex datasets into reliable data models.
• Proficient in SQL and relational databases; data warehousing concepts.
• Familiar with Power BI and semantic modeling for reporting environments.
• Experience integrating data from SQL, APIs, XML, JSON, cloud platforms, and enterprise apps.
• Comfort with Microsoft Power Platform and AI-enabled tools like Copilot.
• Experience with Python and modern data engineering tech is a strong asset.
• Commitment to high-quality, maintainable documentation.
• Fluent in English and Dutch or French; good collaboration in multilingual teams.

Responsibilities

• Design, develop and maintain scalable data pipelines and integration solutions.
• Build and optimize ETL/ELT processes to collect, transform and deliver high-quality data.
• Develop and maintain data models, data warehouses and reporting datasets.
• Integrate data from multiple internal and external sources ensuring accuracy.
• Support BI and data visualization via Power BI and other tools.
• Implement data quality, governance and security standards across the data landscape.
• Monitor and optimize performance of data platforms and workflows.
• Contribute to automation initiatives to increase efficiency.
• Coach and share data best practices across teams.

Skills

Data integration

ETL/ELT

Data modeling

SQL

Power BI

APIs & JSON

Python

Power Platform

Copilot AI

Documentation

Multilingual collaboration

Education

Master's degree or PhD in STEM

Tools

Power BI

SQL databases

Cloud platforms

Microsoft Copilot

Job description

EY Belgium is seeking a Senior Data Engineer to design, build and optimize our data ecosystem. You will transform complex data into reliable, scalable solutions and enable data-driven decision-making across the organization.

Collaborating with business stakeholders and technology teams, you will develop modern data platforms, implement governance, and drive AI-enabled analytics initiatives, while working in a multilingual, international environment.