Power Electronics Engineer
Join Proxima Fusion as a Power Electronics Engineer to design and develop cutting-edge power conversion technologies for fusion energy.
Posted by employer 2 days ago
First seen on Joblaze 10 hours ago
Last verified on the company career page 10 hours ago
Skills & Technologies
What you'll build
- Evaluate and develop power conversion topologies
- Design and develop magnetic components
- Develop analytical and simulation models
- Build prototypes and perform laboratory testing
- Analyse test results and correlate measurements
Must have
- University degree in Electrical Engineering or related field
- Experience in power-stage designs from concept to validation
- Expertise in power conversion topologies and power semiconductors
Nice to have
- Experience with electro-thermal simulation tools such as PLECS
- Experience with SiC or GaN semiconductors
- Experience with high-frequency magnetics
Requirements
- Education
- Bachelor's degree
Not disclosed in this posting: compensation, years of experience, visa sponsorship.
Joblaze summary
The Power Electronics Engineer at Proxima Fusion focuses on developing and optimizing power conversion technologies essential for the company's commercial stellarator fusion plant. Key skills include expertise in power-stage design, magnetic components, and analytical modeling, with a preference for experience in advanced semiconductor technologies. This role is suited for engineers with a solid background in electrical engineering and hands-on experience in prototype development and testing. Proxima Fusion's multidisciplinary team emphasizes rapid innovation and practical engineering solutions.
Joblaze insights
- Listed today — first seen on Joblaze October 13, 2026. Last confirmed on Proxima Fusion's careers page October 13, 2026.
Quick facts
- Is the Power Electronics Engineer role remote?
- No — this is an on-site role in Zurich, Switzerland.
- Where is the role based?
- Proxima Fusion is hiring for this position in Zurich, Switzerland.
- What's the tech stack?
- Joblaze extracted these technologies from the posting: Electrical Engineering, Laboratory Testing, Magnetic Components, Power conversion, Simulation, power electronics.
- What seniority level is this role?
- Proxima Fusion targets mid-level candidates for this position.
- Is this full-time or contract?
- Full-time for this Power Electronics Engineer role at Proxima Fusion.
From the original posting
BY JOINING OUR TEAM YOU’LL GET TO
Architect a breakthrough energy technology – Play a defining role in designing and integrating the systems that will power the world’s first commercial stellarator fusion plant, influencing decisions that shape the future of clean energy.
Solve some of the most complex engineering challenges in fusion – Work across magnet design, HTS technology, manufacturing, structural integration, and controls, turning cutting-edge science into real hardware
Move fast and build what matters – Join a highly ambitious, multidisciplinary team that combines cutting-edge simulation with hands-on engineering, turning bold ideas into real hardware on the path to commercial fusion.
YOUR IMPACT
Join our team to work on cutting-edge power conversion technologies, developing solutions that combine high power density, high voltage and current, fast dynamic response, and demanding efficiency and reliability requirements. In this role, you will translate functional and system requirements into robust power-stage solutions. Your work will contribute to optimizing efficiency, thermal performance, reliability, scalability, and power density. You will work closely with colleagues across integrated electronics, embedded software, mechanical, thermal, and system engineering.
WHAT YOU WILL DO
Evaluate and develop power conversion topologies for converters, considering performance, efficiency, electrical stresses, thermal behaviour, reliability, power density, and system requirements.
Design and develop magnetic components such as inductors, transformers, and chokes, including selection of magnetic materials, core geometries, winding concepts, and evaluation of losses and thermal limitations.
Develop analytical and simulation models to evaluate converter behaviour, semiconductor stresses, switching and conduction losses, efficiency, and performance across relevant operating conditions.
Build prototypes and perform laboratory testing, characterization, verification, troubleshooting, and validation of power electronic circuits and converter stages.
Analyse test results and correlate measurements with simulations and calculations to identify design improvements and validate converter performance.
WHO YOU ARE
You hold a University (Higher education) degree in Electrical Engineering, Power Electronics, or a related field.
You are experienced in taking power-stage designs from initial concept and simulation through component selection, prototype implementation, laboratory measurement, debugging, and validation.
You are an expert in power conversion topologies, power semiconductors, magnetic components, and passive components.
Experience with electro-thermal simulation tools such as PLECS is a plus.
Experience with SiC or GaN semiconductors, high-frequency magnetics is a plus.
INTERVIEW PROCESS
Recruiter Interview (30-60 min)
Technical Screening (30 min)
Technical Panel (3x60 min)
Standard company text repeated across Proxima Fusion's postings is omitted here.