Power Electronics R&D Engineer

Sécheron SA

Satigny

On-site

CHF 110,000 - 170,000

Full time

14 days+

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Job summary

Jobtailor in the Geneva region seeks a highly skilled Power Electronics Engineer to drive research and development of fast-switching circuit breakers and DC protection solutions for railway and industrial power systems.

You will collaborate in multidisciplinary teams on simulations (MATLAB/Simulink, LTspice, PSIM), hardware validation, and optimization, contributing to IP generation and product roadmaps with a focus on reliability and manufacturability.

Qualifications

Master's degree in Electrical Engineering, Power Electronics, or related field.
Strong knowledge of power electronics and power semiconductor switching technologies.
Experience with power semiconductor devices, including IGBT, GTO, MOSFET, and SiC technologies.
Experience with simulation tools such as MATLAB/Simulink, PLECS, PSIM, LTspice, or equivalent.
Knowledge of power electronics laboratory testing and measurement techniques.
Good understanding of thermal, electrical, and system-level design considerations.
Ability to work within multidisciplinary R&D teams.
Experience in DC protection systems or circuit breaker technologies (preferred).
Experience in railway, industrial power systems, renewable energy, e-mobility, or DC microgrid applications (preferred).
Familiarity with EMC, insulation coordination, and safety requirements (preferred).
Experience with control algorithms and embedded control systems (preferred).
Knowledge of reliability analysis and design-for-manufacturing principles (preferred).

Responsibilities

Investigate emerging power electronics technologies for railway, DC microgrid, industrial, energy, and advanced electrification applications.
Support feasibility studies, proof-of-concept developments, and innovation projects.
Develop simulation models and test methodologies.
Identify opportunities for performance improvements and cost optimization.
Contribute to intellectual property generation and technology roadmaps.
Support Business Development in identifying new applications for fast-switching circuit breakers and defining corresponding product requirements.
Define and evaluate power semiconductor devices and converter topologies.
Perform simulations of switching behavior, losses, thermal performance, and fault scenarios for different topologies.
Support hardware development, laboratory validation, and technology demonstrators.
Contribute to design reviews, technical documentation, validation, and project milestones.
Support development and improvement of HSCB and fast DC protection products.
Analyze field issues and propose technical solutions.
Cooperate with mechanical, thermal, system, and test engineers.
Support industrialization and product maintenance activities when required.
Support development and maintenance of HSCB electronic hardware, software, Eco-Drive, and coil controller solutions.

Skills

Power Electronics

Power Semiconductor Technologies

MATLAB/Simulink

Simulation Tools

DC Protection Systems

Education

Master's Degree in Electrical Engineering

Tools

PLECS

PSIM

LTspice

Eco-Drive

Coil Controller Solutions

Job description

Investigate emerging power electronics technologies for railway, DC microgrid, industrial, energy, and advanced electrification applications
Support feasibility studies, proof-of-concept developments, and innovation projects
Develop simulation models and test methodologies
Identify opportunities for performance improvements and cost optimization
Contribute to intellectual property generation and technology roadmaps
Support Business Development in identifying new applications for fast-switching circuit breakers and defining corresponding product requirements
Define and evaluate power semiconductor devices and converter topologies
Perform simulations of switching behavior, losses, thermal performance, and fault scenarios for different topologies
Support hardware development, laboratory validation, and technology demonstrators
Contribute to design reviews, technical documentation, validation, and project milestones
Support development and improvement of existing HSCB and fast DC protection products
Analyze field issues and propose technical solutions
Cooperate with mechanical, thermal, system, and test engineers
Support industrialization and product maintenance activities when required
Support development and maintenance of HSCB electronic hardware, software, Eco-Drive, and coil controller solutions

Requirements

Master's degree in Electrical Engineering, Power Electronics, or a related field
Strong knowledge of power electronics and power semiconductor switching technologies
Experience with power semiconductor devices, including IGBT, GTO, MOSFET, and SiC technologies
Experience with simulation tools such as MATLAB/Simulink, PLECS, PSIM, LTspice, or equivalent
Knowledge of power electronics laboratory testing and measurement techniques
Good understanding of thermal, electrical, and system-level design considerations
Ability to work within multidisciplinary R&D teams
Experience in DC protection systems or circuit breaker technologies (preferred)
Experience in railway, industrial power systems, renewable energy, e-mobility, or DC microgrid applications (preferred)
Familiarity with EMC, insulation coordination, and safety requirements (preferred)
Experience with control algorithms and embedded control systems (preferred)
Knowledge of reliability analysis and design-for-manufacturing principles (preferred)

Core Competencies

Demonstrates expertise in Power Electronics and Power Semiconductor Technologies, with a strong focus on simulation, testing, and development of advanced electrification applications. Capable of collaborating within multidisciplinary teams to drive innovation and optimize performance in DC protection systems and circuit breaker technologies.

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