swissgrid ag
Aarau
Electricity Transmission System Optimisation Specialist (80-100%)
- 28 September 2026
- 80 – 100%
- Permanent position
- Aarau
Job summary
Swissgrid powers our lives, ensuring electricity flows in Switzerland. Join a dynamic team committed to securing supply.
Tasks
- Develop decision-making systems for real-time network management.
- Create applications for optimizing power flow and voltage regulation.
- Collaborate on projects and provide functional support for applications.
Skills
- Engineering degree in electrical, energy sciences, or related fields.
- Experience in modeling, simulation, and optimization of electrical systems.
- Proficient in programming and data processing, especially Python.
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About the job
Electricity drives our lives. And we transport electricity. Swissgrid is proud of its employees who commit every day to securing Switzerland’s supply. With skill and dynamism, they shape the energy of our society.
Electricity Transmission System Optimisation Specialist (80-100%) - 1643
Ensure electricity flows in Switzerland
In this exciting role, you independently lead the development of functionalities in the field of systems and decision support for real-time operation and forecast planning of the transmission network. Your tasks will include:
- Developing the business architecture, decision support and automated decision-making for flow and voltage regulation in the electricity transmission system
- Developing applications for flow and voltage regulation (power flow calculation, security analysis, optimal power flow, specialised mathematical optimisation algorithms): conceptualisation, prototyping of network calculation and optimisation algorithms, preparation of technical specifications and conducting tests
- Functional support of applications, including on-call engineer service: error analysis, algorithm adjustment, user feedback analysis and model updates
- Project responsibility, application ownership and close collaboration with various specialists
Here is how you make a difference
We are looking for a highly motivated person with an autonomous and analytical working method for this versatile position. You also have the following skills:
- Engineering degree, for example in electrical engineering, energy sciences, automation, operations research or a similar field, openness to interdisciplinary activities and pragmatic problem-solving skills
- Experience in modelling, simulation and optimisation of electrical systems
- Experience using mathematical optimisation algorithms, as well as data processing and programming skills (Python or equivalent)
- Comfortable interacting with application users and stakeholders
- Very good knowledge of English; proficiency in German or French is an advantage
How we inspire you
- Comprehensive overview of the electricity sector and its challenges, as well as in-depth knowledge of the development of tomorrow’s grid
- Varied and exciting tasks within a unique company in Switzerland
- Flexible working hours within a motivated team
- 25 to 30 working days of holiday and company leave between Christmas and New Year
- Modern working environment close to Aarau or Prilly train stations
Allow us to introduce ourselves
The Market business unit is Swissgrid’s operational centre. Experienced specialists are responsible for operating the transmission system and system services markets. They also manage congestion at Swiss borders and play an active role in developing the electricity market in Switzerland and Europe. At the heart of Swiss electricity supply, in Swissgrid’s control centre, several teams monitor and control electricity flows in the grid 24 hours a day.
Our System Decision Solutions team is responsible for developing and operating operational decision support applications, in close collaboration with internal IT.