Electrical Technician – R&D Support for Fusion Experiments

About the role

Proxima Fusion is seeking an Electrical Technician to support R&D activities at its Villigen and Böttstein sites in Switzerland. You will develop electrical infrastructure, install and maintain systems, and ensure reliable operation of experimental setups for the world’s first commercial stellarator fusion plant.

Key responsibilities

• Assemble control panels, junction boxes and cabinets, wiring sensors, heaters and instrumentation.
• Support integration of power supplies, acquisition systems and test equipment from an electrical perspective.
• Assist with electrical checks, verification and commissioning of experimental setups.
• Diagnose and repair electrical faults, component failures and other issues affecting experiments.
• Define and upgrade electrical infrastructure, oversee contractor interventions and ensure compliance with safety regulations.
• Perform preventive and corrective maintenance on electrical installations and test hardware.

Required profile

• Training and practical experience as an Electrician, Electrical Technician or similar (e.g., Automatiker, Elektroinstallateur EFZ).
• Strong safety mindset with good knowledge of electrical working practices and regulations.
• Ability to read and produce electrical diagrams, size cables and protection devices, and troubleshoot real systems.
• Adaptable to a fast‑changing R&D environment and comfortable collaborating with engineers and scientists.

Required skills

• Electrical wiring and instrumentation wiring.
• Control panel assembly and integration.
• Reading and creating electrical diagrams, including Single‑Line Diagrams (SLDs).
• Cable sizing and protection device selection.
• Troubleshooting electrical faults and component failures.
• Experience with ECAD software and low‑voltage industrial power supplies.