Electricity flows with us. On behalf of Switzerland and in cooperation with international partners, we do our utmost every day to develop the best solutions for the Swiss electricity grid. For our team in Aarau, we are looking from 1st of September 2025 for a

Specialist for the Optimization of the Transmission System (80%-100%) - 1347

Ensure that electricity flows in Switzerland

In this exciting position, you will independently drive the development of functionalities in the area of energy management and decision support for real-time operation and forward planning of the transmission grid. You will have the following tasks:

• Development of the business architecture, decision support and automated decision-making for current and voltage control in the transmission system
• Development of applications for current and voltage control (Power Flow, Contingency Analysis, Optimal Power Flow, Specialised Mathematical Optimization Algorithms): Conceptualisation, prototyping of network computation and optimization algorithms, creation of technical specifications and testing
• Business-side support (including engineer on duty) of applications: Error analysis, algorithm tuning, user-feedback analysis and model updates
• Project responsibility, application ownership and close collaboration with various specialists

This is how you make the difference

We are looking for a highly motivated individual with an independent, analytical way of working for this versatile position. You also have the following:

• A degree in engineering (e.g. electrical engineering, energy science, control engineering, operations research or similar), an open mind for interdisciplinary activities and pragmatic problem solving skills
• Experience in the areas of modelling, simulation and optimisation of power systems
• Experienced in working with mathematical optimization algorithms, data and programming skills (Python or comparable)
• Ease of interaction with application users and stakeholders
• Very good knowledge of English, German proficiency is advantageous

How we inspire you

• Comprehensive insight into the electricity industry and its challenges, as well as in-depth insights into the development of the grid of the future
• Versatile and exciting tasks in a company that is unique in Switzerland
• Flexible working hours in a motivated team
• 25-30 working days holiday and company holidays between Christmas and New Year
• State-of-the-art working environment in the immediate vicinity of Aarau railway station

Let us introduce ourselves

The business unit Market is Swissgrid's operational hub. The experienced specialists are responsible for transmission system operation and the markets for ancillary services. They also operate the congestion management at the Swiss borders and play an active role in shaping the development of the electricity market in Switzerland and Europe. At the heart of the Swiss electricity supply, in the Swissgrid control centre, various teams monitor and control the electricity flows in the grid around the clock.

Our Operational Decision Support team is responsible for the development and operation of applications for operational decision support, in close cooperation with the internal IT.

Your contact

If you are interested, Daniela Toth will be pleased to receive your complete application documents. Please apply online via our career portal.