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Madrid, Spain

Junior R&D Power Electronics Engineer

Sécheron Hasler Group · Madrid · Spain

Contract
Full time
Occupation
Electrical Engineer

Posted: 23/10/2026 · Last checked: 9/11/2026

Job description

Quoted in full from Sécheron Hasler Group's job posting. Gavroche does not edit it.

Sécheron Hasler Group continues the Swiss tradition of more than 140 years in the field of railway technology. We are one of the world's leading suppliers of electrical and electronic safety components and solutions and traction power supply systems for the railway industry, and also offer solutions for renewable energies, DC networks and other industrial systems. The name Sécheron Hasler Group is synonymous worldwide with Swiss quality and represents a leading reference for state-of-the-art products supplied to the market.

With more than 1300 employees worldwide, we are where our customers are, supplying approved products in our customers' countries or markets and providing supply chain and customer services locally.

For our office in Madrid, we are currently looking for a Junior R&D Power Electronics Engineer.

Main tasks

  • Design and industrialization of AC/DC. DC-DC and DC/AC converters in the range of 1-10MW and 500-1500Vdc.
  • Modelling of Voltage Source and Line Commutated Converters.
  • Specification of components (IGBT, cooling systems, magnetics) DC & AC Harmonics calculation, filter design, power factor compensation.
  • Verification of compliance with specifications and standards.
  • Coordination of protections, validation, and testing.
  • Preparation of converter testing documentation.
  • Analysis of customer specifications.
  • Offer preparation and cost calculation.
  • Technical leadership in customer project execution and support to project management department.

Requirements

  • Bachelor degree in Power Electronics Engineering or related field.
  • Understanding of functional characteristics of Power Electronics and knowledge of control for converters.
  • Knowledge in IGBT-based Voltage source Converters (VSC).
  • Knowledge of Thyristor-based Line Commutation Converters (LCC) is a plus.
  • Knowledge of simulation tools like MATLAB/SIMULINK, PSIM, etc.
  • A positive attitude, initiative, proactiveness and an enthusiasm and passion for power electronics, and renewable energy.
  • Demonstrable success in achieving customer milestones and exceeding quality expectation.
  • Good problem solving with minimum supervision and solution building skills.
  • Good communication skills to team, peers, and management.
  • Good communication skills in English and Spanish.

Benefits

We have flat hierarchies and direct communication between departments and management levels is encouraged. This allows us to make decisions quickly.

We give our employees full responsibility for their work tasks. All employees are encouraged to take initiative and contribute to the operational excellence of the company, and have ample opportunities to achieve their personal and professional growth goals.

The Sécheron Hasler Group is an equal opportunity employer and welcomes candidates from all backgrounds.

We look forward to receiving your application.

From Gavroche data

Figures computed from live adverts on Gavroche; the job text above is the employer's.

New openings in Madrid, by week

  1. 17/8/2026 29
  2. 24/8/2026 37
  3. 31/8/2026 41
  4. 7/9/2026 48
  5. 14/9/2026 63
  6. 21/9/2026 60
  7. 28/9/2026 86
  8. 5/10/2026 157
  9. 12/10/2026 85
  10. 19/10/2026 101
  11. 26/10/2026 140
  12. 2/11/2026 89
  13. 9/11/2026 19

955 openings over 12 weeks, by the week they were published.

Other roles at Sécheron Hasler Group

40 open, including roles outside Spain.