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Senior Data Scientist - Energy Sector - Brussels - ASAP Start - Freelance / CDI

Senior Data Scientist - Energy Sector - Brussels - ASAP Start - Freelance / CDI

On site

Brussels, Belgium

Senior

Full Time

20-11-2025

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Skills

Creativity Python Programming Organization python programming Mathematics

Job Specifications

Excited to work on a project for a key player in the energy sector?

The European energy landscape is rapidly evolving. As part of a leading transmission system operator, you will contribute to ensuring the reliability and sustainability of electricity supply across multiple regions.

Working alongside internal teams and contingent workers, you will help build a sustainable, green, and reliable energy infrastructure that supports economic growth and reduces ecological impact. Diversity and inclusion are core values, fostering innovation, creativity, and better results.

Job Description

The organization operates high-voltage grids and is responsible for developing and maintaining the network, enabling access for users, and regulating energy flows. It plays a critical role in supporting and implementing Europe’s energy and climate policy.

The Grid Development – Power System Planning team defines medium-term investments in the transmission grid to accommodate future evolutions (new power plants, renewable penetration, changing consumption patterns) while maintaining safety and reliability. The team also evaluates connection requests from new or existing grid users through simulations of grid behavior.

The mission involves creating an integrated tool based on existing and new scripts within a simulation environment to automate grid model preparation for connection requests—a process currently done manually.

Qualifications

Strong experience in Python programming
6+ years of experience with Python-driven industrial software
Background in Engineering, Mathematics, or Physical Sciences
Excellent English proficiency; basic knowledge of French and/or Dutch
Ability to handle large datasets efficiently
Modular programming skills adaptable to changing needs
Experience in profiling and optimizing scripts
Code documentation skills
Knowledge of electricity or power systems (grid structure, generation/consumption localization, load flow, etc.)

Additional Information

Work regime: Full-time
Location: Brussels area
Onsite presence: 2 days per week required
For non-EU candidates working in Belgium:
Must have a valid work permit
Must hold a valid residence permit

About the Company

act digital is a global digital transformation consulting group. We have more than 5.000 employees worldwide, with offices in Brazil, the United States, Canada, France, Portugal, Germany, Poland, Spain, Belgium, Luxembourg, Morocco and Serbia. We support the world's largest groups across the entire digital product development lifecycle: from digital design to growth and scaling strategies, through software engineering, architecture definition, data engineering and data science solutions. We focus on accelerating the digital... Know more