Sub Chapter Lead - Data Engineering Job Details

Job Description

Excited to work for a key Belgian player in the energy landscape?

The Belgian and European energy landscape is in full swing. Did you know that Elia Belgium plays a crucial role in this? As part of Elia Group, a European transmission system operator, Elia Belgium ensures the reliability and sustainability of the electricity supply in our country.

Side-by-side with your talented colleagues, you will play a part in building a sustainable, green and reliable energy infrastructure that stimulates economic growth and reduces our ecological footprint.

Only together can we make the biggest impact possible! We believe in the power of diversity: we are convinced that an inclusive and diverse work environment leads to more innovation, creativity and better results.

Sub Chapter Lead - Data Engineering

Requisition ID: 10812

Posting Start Date: 23/03/2026

Function

Within Elia Group’s division for Digitalization, IT & Innovation (Division D), we have recently implemented a product organization as new operating model to complement our classical project-oriented way of working. Division D offers a series of chapters specializing in areas according to expertise in which the primary goal is to offer highly qualified resources towards the different projects and products. One of the sub-chapters in the Data Chapter is the Data Engineer sub-chapter centered on profiles (Data Engineers) with a focus on handling huge sets data with batch (including micro-batches). As such these profiles have a high maturity on data storage technologies (Data Lake, Data Warehouse, non-relational databases), decentralized query engines (Spark-based, DuckDB …) and processing & orchestration engines (SSIS, Azure Data Factory, …), especially in a cloud environment (Azure) but also on an on-prem environment. We are looking for a sub-chapter Lead who will attract, develop, and retain scarce talents in order to capitalize the know-how, rationalize the best practices and increase our maturity in the different expertise areas.

As a Sub-Chapter Lead-Data Engineering, you will be the line manager of a team composed of internal and/or external resources. You will report directly to the Data Chapter Lead. Besides the Sub-Chapter Lead position, you will also be participating part-time in a Product Team.

Align and execute objectives of the sub-chapter in accordance with the chapter’s vision and strategy.
Collaborate closely, acting as a sparring partner, with the chapter lead and different stakeholders across the organization, including product or project teams, and external partners to manage the demand and the capacity of the sub-chapter.
Hire and develop the members of the sub-chapter, including defining career growth path, skill development, and performance reviews.
Ensure best practices, tools, and methodologies are shared and standardized across the chapter by facilitating knowledge sharing, learning, and continuous improvement in the functional area of the sub-chapter.
Execute the change initiatives impacting the sub-chapter's functional area.
Participate actively in the evangelization and “telling the story” of the chapter through various communication channels to all key stakeholder segments.
Gather, track and report on the value proposition KPIs of the sub-chapter.
Oversee and ensure group cohesion on sub-chapter level, considering the diversity of the respective chapter members. This may require travel efforts between 50hz and ETB locations.
Participate part-time in a Product Team as a Data Engineer.
Ensure continuous improvement of practices around querying (structured and non-structured), storing (Lake, Relational and non-relational databases), processing (Data transformations, Data enrichments …) and visualizing data (Reporting, Dashboarding …).
Contribute to convergences on tooling, configuration of this tooling and usage of the tools around querying, storing, processing and visualizing data.
Resolve priority conflicts due to resources availability with stakeholders.
Challenge, qualify and coordinate introduction of new areas next to querying, storing and processing data.

Your Profile

3+ years of relevant experience in management of IT specialized resources from a specific expertise area with demonstrated success of team build, including P&L responsibility.
5+ years of hands-on experience in areas like querying, storing, processing and visualizing data in a challenging environment.
3+ years on Modern Data Architecture with a deep understanding of concepts or architecture like Data Mesh, Data Lakehouse, Decentralized Query Engines. Being able to go further than explaining them by highlighting how to combine them and how to get benefits of out these concepts.
Proven hands-on experiences in some of these areas for high-available and resilient execution environments.
Your technical curiosity combined with your pragmatic and constructive mindset facilitates emergence of sustainable solutions for our organization.
Experience working with teams using agile methodologies.
You communicate in a clear and crisp fashion with experts on a technical level as well as with stakeholders on a conceptual level.
You have excellent presentation skills.
Having knowledge and experience in the energy and/or utility sector is a nice-to-have, not a must-have.
You are fluent in English, additional language skills in Dutch, German or French are a plus.

Offer

Salary: a competitive salary package, allowance for representation expenses, year-end bonus, double vacation pay, meal vouchers (€8 per working day), eco-vouchers, sport & culture vouchers, bonuses based on individual and group results.
Insurance: group insurance, hospitalisation insurance, ambulant care insurance for the whole family and also personal accident insurance.
Vacation: You will be entitled to 20 vacation days and 5 additional vacation days, 6 local days, 4 exempt days (after 1 year of employment) and up to 5 long-service days (1 day for every 3 years in employment).
Social fund: Year-end vouchers, birth and marriage allowance. We will also cover part of the cost of glasses, a dental prosthesis or similar needs.
Communication: you will be given an iPhone, a phone subscription (for work and private use) and a laptop with internet reimbursement.
Discounts: you will enjoy a 30% discount on your gas and electricity bill.
Mobility: we will offer you a company car and public transport or a mobility budget.
Elia shares: Elia will give you the opportunity to subscribe to shares with a discount of 16.66% on the average share price.

Location

Emperor - Keizerslaan (close to Central Station) + homeworking

There’s something electric in the air with this job offer!

In exchange for your work and dedication, you enjoy the following benefits:

A job full of variety with a top employer: Elia encourages innovation and collaboration. Within our company you will be at the forefront of the energy transition, and you will have the chance to contribute to ground-breaking technologies designed to accelerate this transition. It is a one-of-a-kind opportunity to further develop your knowledge and skills.
Focus on personal growth and well-being at work: Discover a wide range of professional training and coaching opportunities that are guaranteed to give your personal growth a solid boost. At the same time, as a top employer, we put maximum effort into a positive work culture in which your well-being is central.
Development opportunities for a challenging career: At Elia, we encourage you to seek out and seize new professional opportunities. You will enjoy complete freedom to shape your career on your own terms.
A diverse team of passionate colleagues: Elia puts a high value on diversity and inclusion. You will join a diverse and passionate team that enjoys sharing knowledge and leading the way towards a more sustainable future together.

These are just a few of the benefits that distinguish Elia as a Top Employer. We are convinced that your contribution to our team will be invaluable and look forward to welcoming you soon!