Demand Response Algorithm Engineer
Hybrid
Leuven, Belgium
Full Time
28-03-2025
Job Specifications
Join ThermoVault and shape the future of energy:
ThermoVault is a fast-growing scale-up on a mission to make energy smarter, greener and more efficient. With our cutting-edge IoT hardware and software, we transform everyday thermal appliances like water heaters, accumulators, and heat pumps into intelligent, grid-responsive storage devices. The result? Households automatically save 15-25% on energy, without lifting a finger or sacrificing comfort.
Backed by our main shareholder, Ariston Group, a worldwide leader in heating and hot water solutions, we’re scaling fast. We are already managing over 4,000 installations in Belgium and France, with plans to expand into Italy, South Africa, and beyond. By controlling how and when these appliances use electricity, we help balance the grid and secure contracts with energy players like TSOs, driving our recurring revenue model.
And the best part? Our tech is not just retrofitting existing devices, it’s also being built into Ariston’s new-generation appliances, unlocking a global market.
Your responsibilities:
You drive the development of ThermoVault’s Demand Response algorithms, focusing on a wide range of distributed, residential appliances such as heating & cooling appliances and electric vehicles.
You develop modeling, optimisation and control algorithms, hereby capturing values ranging from energy efficiency to nationwide Demand Response services (including FCR, aFRR).
In collaboration with our Demand Response experts, you translate energy market rules into specific optimisation constraints and you implement these within the relevant algorithms using Python. Supported by our IT team managing the CI/CD pipeline, you conduct simulation studies to deploying production-grade strategies.
You will be collaborating with all involved experts, including ThermoVault’s Demand Response and IT teams and the Ariston R&D team on commercial and innovation projects on a European scale. You will work in a highly-motivated scale-up environment with a strong focus on delivering real-world solutions.
Your profile:
You have a master or PhD in electrical engineering, software engineering, mathematical engineering, data science, computer science
You have 4+ years of experience with mathematical optimisation or with modeling and control systems for energy-related applications
Experience in at least one of the 3 following dimensions is essential : balancing products, energy trading or electricity regulatory frameworks
You have experience working in a production software environment using cloud technologies and Python code (ideally running in a real-time cloud environment)
You are fluent in English; any other language is a plus
You identify with ThermoVault’s core values: ownership, excellence, and commitment to delivery
You have an analytical mindset and you work in a structured and organized, pragmatic and deliverable-focused way. You can gather data and take the straightest, no-nonsense path to a solution
You can manage your work independently but also collaborate with the rest of the technical team
What’s in it for you?
Make an impact. Be part of a fast-growing scale-up leading the energy transition.
Work with cutting-edge technology. Shape the future of smart energy solutions.
Go International. Join a company backed by Ariston Group (active in 150+ countries) and scale with us.
Hybrid work. Mix of home office & HQ in Leuven (Mon-Wed-Fri in-office).
Great team & culture. Work with 15 ambitious, high-performing colleagues who get things done - while having fun.
Competitive package. Full-time permanent contract with strong salary & benefits.
Ready to join a scale-up with real impact? Let’s team up!
Join ThermoVault and be part of a young, dynamic team revolutionizing energy. Together, we’ll shape the future of smart energy and make a difference for our planet.
About the Company
ThermoVault has developed an all-in software and hardware IoT platform for energy services that retrofits residential customers’ existing electric thermal appliances into energy-saving and lucrative grid-responsive energy storage devices. ThermoVault is supported by the University of California’s startup accelerator ‘The Foundry’, and was selected by Amazon as an AWS Activate Portfolio Plus member. After a successful deployment in California, we now control over 1MW of storage. Know more
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