As a BESS Performance Engineer, you are the driving force behind the performance monitoring and optimization of our Battery Energy Storage Systems (BESS). Embedded in the Renewables Data & Performance team within Asset Management, you ensure our battery assets meet technical and contractual expectations—fueling our mission to deliver reliable, clean energy.

What You'll do

You monitor and analyze BESS performance using second-level SCADA data.
You track key indicators like SoC, SoH, cycle count, DoD, and charge/discharge patterns.
You identify performance deviations and investigate root causes of underperformance.
You support data ingestion from OT systems and validate integration into internal platforms.
You build tools and dashboards to automate performance tracking and compliance reporting.
You translate technical insights into clear, actionable reports for asset managers and stakeholders.

What You'll bring

You have a Master’s degree in Electrical Engineering, Energy Systems, Data Science, or a related field.
You understand how battery energy storage systems operate and perform.
You’re proficient in Python and use it confidently for data analysis and scripting.
You bring a sharp analytical mindset and structured problem-solving skills.
You thrive in cross-functional environments, bridging engineering and business.
You’re familiar with OT systems, SCADA, industrial protocols, and cybersecurity frameworks like NIS2.
You have a good knowlegde of English and French.

What You’ll get in return

The energy sector is one of the most rewarding industries in Belgium with a highly rewarding compensation and benefits package:

Competitive compensation: Attractive salary with a performance-based bonus that can be optimized to your personal preferences, plus meal vouchers.
Insurance & social benefits: Group insurance and hospitalization coverage for the entire family. Additional reimbursement for healthcare and pharmaceutical costs.
Mobility: Full reimbursement for public transport, kilometer-based cycling reimbursement and flexible mobility choices: you can choose between a company car or mobility budget.
Internet & communication: Home internet covered, reimbursement for a personal mobile device with a phone subscription.
Home Office: A fully-equipped home office, including an ergonomical ICT set-up.
Exclusive discounts: 30% off gas and electricity after six months, discounts on energy-saving services (e.g., solar panels, heat pumps) and reduced prices on top brands, amusement parks, festivals and more.

Why Join Us

You play a key role in shaping how battery performance is tracked and optimized across a growing portfolio.
You join a collaborative, forward-thinking team at the heart of the energy transition.
You benefit from a flexible hybrid working model and real opportunities for growth.

Luminus values e.v.e.r.y individual.

Are you looking for a workplace where you can truly be yourself, where you feel respected, supported regardless of your background, identity and unique story? Then you’ve come to the right place. Diversity equity and inclusion are not empty words for us — we grant that everyone can flourish and feel valued, so let’s build it together!

What does that mean in practice?

Do you have specific needs or require adjustments during the recruitment process or once you are hired? Let’s discuss about it and we’ll do our best to find a solution. We can also discuss if you want to work at 80% or 100%.

Together we make the difference

BESS Performance Engineer

Need more information or help?