Electrical Schematic Designer - Power Conversion

Sécheron Hasler Group continues the Swiss tradition of over 140 years in the field of railway technology. Renowned as a leading global supplier of electrical and electronic safety components, we also provide advanced traction power supply systems for the railway industry, along with innovative solutions for renewable energy and other industrial systems. Our name is synonymous with Swiss quality, representing state-of-the-art product offerings worldwide.

With over 1300 employees around the globe, we ensure that we are where our customers are. We supply approved products tailored to specific markets and offer exceptional local support through our supply chain and customer service.

To join our expanding electrical power conversion team in Madrid, we are actively seeking an Electrical Schematic Designer This is a great opportunity to join a dynamic team that is working on challenging technical projects in several sectors of activity and with a great impact on the environment.

Your key responsibilities will include:

• Being responsible for drawing electrical diagrams of power converters in the range of 1-10 MW, working as part of an engineering team developing power systems.
• Participate on Product Development and R&D activities among multiple product categories.
• Generate manufacturing and assembly documents and bill of materials, maintain product data in our electronic document management system and ERP.
• Get involved with the sales department through the analysis of needs for prospecting projects, giving time and material cost estimates for development or project execution activities.
• Collaborate on the supplier qualification activities, working closely with the purchasing department in their interactions with distributors.
• Participate on the industrialization of new products and maintenance of existing ones by supporting the production department.
• Autonomously defining and selecting electrical components according to the inputs from the

• Extensive knowledge and demonstrated experience in the design of electrical diagrams and schematics using CAD tools (SchemELECT, SolidWorks Electrical, SEE Electrical, …).
• Drawing cable and harness schematics at sub-assembly and cabinet level. Drawing of command-and-control schematics.
• Experience on the electrical design for medium size power converters, battery storage, renewable energy converters or traction power systems in the range of 1-10 MW.
• Integration of protections, control systems, semiconductors and measuring devices withing power converters.
• Knowledge on electrical insulation devices, techniques and norms.
• At least 5 years of experience in a similar role (experience in the railway sector is a plus).
• Solid understanding of electrical distribution principles and their associated protection systems.
• Fluency in English (B2 or higher); knowledge of additional languages such as French or Spanish is advantageous.
• Willingness to travel occasionally (about once every two months).
• A team player who is autonomous, solutions-oriented, and capable of taking technical responsibilities.

We have flat hierarchies and encourage direct communication between departments and levels of management. This enables us to make decisions quickly.

We give our employees total responsibility for their job tasks. All employees are encouraged to take initiative and contribute to the company’s operational excellence and have ample opportunities to achieve their personal and career growth objectives.