Junior R&D Power Electronics Engineer

Sécheron Hasler Group · Madrid, Spain · Full-time · Posted 2026-10-23

Workplace: on_site

Department: Sécheron | TPS

Description

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.

Apply

Apply at Sécheron Hasler Group

Sécheron Hasler Group

Junior R&D Power Electronics Engineer

About the Job

Requirements

Responsibilities

Desired Qualifications