N1 Engineer

• 28 October 2026
• 100%
• Indefinite duration
• Sion

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HYDRO Exploitation SA is a leading service provider primarily active in the operation and maintenance of electric power production facilities. Under one roof, we bring together all the specific skills of our profession, from maintenance personnel to engineering.

We operate a fleet of facilities comprising more than 40 hydroelectric power plants with an installed capacity of approximately 22% of the Swiss hydroelectric fleet (25% including pumping). Together, these facilities produce nearly 16% of Swiss hydroelectric energy.

Thanks to our unique expertise, we offer high-value-added services meeting the varied needs of our clients, as well as the most demanding quality standards. Our service portfolio is aimed at electric companies, public authorities, transport companies, as well as industries. We are primarily active in Switzerland and occasionally intervene abroad.

Electrical Engineer #

Workplace: Sion

Your mission: ##

You ensure the execution of study and renewal projects, as well as expertise in the field of large rotating machines and their voltage regulation. You guarantee the engineering for the maintenance of alternators and motors in hydroelectric facilities. You also participate in the commissioning of hydroelectric facilities as a commissioning coordinator.

Your responsibilities: ##

• Develop and execute complete and complex projects in the field of rotating machines from the preliminary design phase to the operation phase
• Propose and implement technical improvements to optimize the operation of the installations
• Provide technical support to the maintenance managers of the various hydroelectric facilities
• Establish and update maintenance and investment plans
• Develop technical offers and establish budgets
• Organize and coordinate construction sites and perform the commissioning of rotating machines
• Perform diagnostic measurements of electrical machines
• Perform engineering and commissioning of voltage regulation systems
• Maintain the technical documentation of the facilities

Your skills: ##

• EPF or HES Engineer in electrical engineering, preferably with experience
• Knowledge of rotating electrical machines and/or voltage regulation systems
• Experience in conducting studies, acquiring electrical components, and their commissioning would be an advantage
• Organizational and decision-making skills, necessary for the simultaneous management of several projects
• Autonomy and sense of responsibility, ability to work in a team
• Native French or German speaker with very good knowledge of the other language

We offer attractive working conditions and a pleasant atmosphere, supported by corporate values. In a stimulating environment, you have the opportunity to contribute to the operation and development of HYDRO.

If this challenge interests you, please send us your complete application file (Cover letter, CV, diplomas, certificates) via our online portal. Deadline: 18 November 2026. For more information, the HR team is at your disposal: Write an email