Context: To support electrical infrastructure projects in Switzerland, we are looking for a mid-level High Voltage Design Engineer. You will join an engineering team working on studies and design for electricity network operators. Responsibilities Carry out engineering studies and contribute to the design of HV infrastructure: substations, cables or overhead lines, depending on your area of expertise. Prepare technical documentation, including specifications, drawings, calculations and design reports. Analyse client requirements and propose suitable technical solutions. Collaborate with other engineering disciplines and coordinate technical interfaces. Participate in design reviews and ensure the quality of deliverables.