Data Engineer

Build the data platform for the future of Alfen!

Data Engineer – Enterprise Platform Team

Location: The Netherlands | Company: Alfen

At Alfen, we are at the forefront of the energy transition. We build smart energy solutions that enable a sustainable future—ranging from EV charging infrastructure to energy storage systems and grid solutions. To support our growing data landscape, we are looking for a Data Engineer to join our Enterprise Platform Team.

Your Role

As a Data Engineer, you will play a key role in designing, building, and maintaining robust data structures and pipelines across both our operational systems and analytical data platform. You ensure that our data is reliable, secure, high-performing, and accessible—empowering teams across Alfen with actionable insights.

You will work with a diverse range of data sources, including ERP, HR, service desk systems, and IoT data from our advanced battery solutions.

What You’ll Do

Data Engineering & Platform Development

• Design, build and maintain databases and data pipelines across operational systems and the analytical platform
• Develop and optimise Microsoft SQL Server environments (T-SQL, stored procedures, ETL/ELT pipelines)
• Model data using dimensional modelling and data warehouse best practices
• Build and integrate data solutions using Python and modern data engineering tools

Performance, Security & Quality

• Ensure high performance, scalability, and security of databases
• Implement indexing, backup, and recovery strategies
• Safeguard data quality through validation, monitoring, and lineage tracking
• Monitor system performance and resolve incidents proactively

Delivery & Collaboration

• Support releases, migrations, and ongoing improvements of the data platform
• Collaborate in IT projects and contribute to the data roadmap
• Work with tools such as Microsoft SQL Server, Matillion, Snowflake, Azure Analysis Services, and Power BI
• Participate in on-call duties when required

Innovation & Standards

• Evaluate and implement new technologies and data engineering best practices
• Document data models, pipelines, and flows for transparency and scalability
• Maintain standards for naming conventions, version control, and deployment

What You Bring

• Bachelor’s or Master’s degree (or equivalent) in IT, Data, Computer Science, or similar
• 5+ years of experience in IT/technology roles, including 3+ years in data-focused positions
• Strong expertise in SQL Server (T-SQL, stored procedures)
• Experience with programming languages such as Python, R, C#, Java or similar
• Hands-on experience with data warehousing, dimensional modelling, and ETL/ELT processes
• Experience with Snowflake and Matillion is a strong plus
• Knowledge of database performance, security, and optimisation
• Understanding of operational vs analytical data environments
• Strong communication skills in English and Dutch

Who You Are

• Analytical and detail-oriented
• Proactive with a strong sense of ownership
• Customer-focused with strong stakeholder awareness
• Organized and able to manage multiple priorities
• A clear communicator who enjoys collaboration

Why Alfen?

• Work on impactful solutions that accelerate the energy transition
• Be part of an innovative, fast-growing technology company
• Collaborate with passionate professionals in a dynamic environment
• Opportunities for growth, learning, and innovation

What do we offer you?

• Competitive salary and excellent benefits (Metalektro CLA).
• 27 vacation days + 13 additional days, with the option to sell 10.
• Hybrid working (up to 2 days/week).
• Company laptop.
• Access to online learning.
• AlFun and Young Alfen activities.
• Sports activities and fitness options.
• PME pension plan with strong employer contribution.
• Travel allowance of €0.23 per km (max 50 km one‑way).

Ready to power the future with data? Apply now and join Alfen.

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Interested? Get in touch!

Freek Appels

Senior Corporate Recruiter

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