Senior Multiphysics Engineer – High-Speed Breakers

Sécheron Hasler Group; Satigny; On-site; CHF 120,000 - 180,000; Full time

Job summary

Sécheron Hasler Group in Geneva seeks a Senior Multiphysics R&D Engineer to advance high-speed switching devices and traction substation technologies. You will work at the intersection of electrical and mechanical engineering, applying power electronics, dielectrics, and thermal modeling to prototype and mature next-generation products.

You will design and simulate switching systems with MATLAB/Simulink and COMSOL, define test plans, mentor junior engineers, and contribute to patent filings

Qualifications

• 8+ years of R&D experience in low/medium voltage electrical equipment.
• Strong understanding of railway protection systems and DC microgrids.
• Experience with electromagnetic, thermal and dielectric modeling.

Responsibilities

• Contribute to innovative R&D projects on high-speed circuit breakers and related switching technologies.
• Design and simulate electrical switching systems using MATLAB/Simulink and COMSOL MultiPhysics.
• Define and execute test plans for prototypes including dielectric, thermal and mechanical validation.
• Interface with mechanical, electrical and electronics engineers across disciplines.
• Collaborate with manufacturing teams to optimize material processing and industrialization.
• Mentor junior engineers and contribute to technical strategy and roadmaps.
• Contribute to patent filings, technical documentation, and IEC/IEEE standards compliance.
• Develop and validate electronic control boards for switching and protection systems.

Skills

Power electronics

English fluent

Team collaboration

High-speed switching

French language

Education

Master's in Electrical Engineering

PhD in Electrical Engineering

Tools

MATLAB/Simulink

COMSOL MultiPhysics

SolidWorks

Job description

Sécheron Hasler Group in Geneva seeks a Senior Multiphysics R&D Engineer to advance high-speed switching devices and traction substation technologies. You will work at the intersection of electrical and mechanical engineering, applying power electronics, dielectrics, and thermal modeling to prototype and mature next-generation products.

You will design and simulate switching systems with MATLAB/Simulink and COMSOL, define test plans, mentor junior engineers, and contribute to patent filings