Senior Power Electronics HW Design Engineer (w/m/d/x)

The Interroll Group is a leading global specialist in intralogistics. Headquartered in Switzerland, the listed company employs around 2,400 people at 34 locations around the globe. Our organization promotes an entrepreneurial spirit and drives dynamic growth. The people at Interroll strive for values such as responsibility, reliability and passion for the details that really count. We offer dedicated professionals interesting tasks and good development opportunities.

Our company, Interroll Software & Electronics GmbH, based in Linz, has global and cross-product responsibility for control systems, software and electronics solutions within the Interroll Group.
We are a very dynamic and international team and have a great passion for software and electronics! 

To expand our team at the Linz site, we are looking for you as Senior Power Electronics HW Design Engineer (f/m/d/x)

Was sind meine Aufgaben?

General responsibilities

• Collaboration in concept creation and system design of electronic and electromechanical assemblies/systems/interfaces
• Analysis of requirements
• Product development:
• electronic circuit design (schematics)
• PCB/PCBA layout design
• Wiring harness
• component specification
• Support to specify the HW / SW interfaces and creation of technical requirements/specifications
• Support to create test concepts for PCB/PCBA validation (durability, EMC/EMI, stress testing, etc.) and serial production (quality assurance)
• Collaboration with internal and external development partners
• Technical contact with suppliers, production sites
• Technical support for the construction, commissioning and testing of prototypes and verification measurements of electronics assemblies and devices
• Development processes and documentation in accordance with relevant regulatory provisions

Key Responsibilities

• Design, develop, and validate power supply systems (AC/DC, DC/DC converters, isolated and non-isolated topologies)
• Design, develop and validate the controls circuitry for power supplies
• Work on power electronics circuits (inverters, gate drivers, high-efficiency converters, motor drives)
• Perform schematic design and PCB/PCBA layoutdesign by using Altium Designer (experience with other EDA tools is a plus)
• Optimize designs for efficiency, thermal performance, and reliability
• Conduct component selection (MOSFETs, IGBTs, GaN/SiC devices, magnetics, capacitors) based on electrical, thermal, and cost criteria
• Design and implement control strategies for switching converters and power conversion systems
• Perform PCB/PCBA design with special focus on high-current traces, creepage/clearance, and thermal management
• Apply EMI/EMC design techniques for power circuits and ensure compliance with regulatory standards
• Ensure compliance with industry standards (IEC, IPC, EMC/EMI, safety, reliability, automotive/industrial if applicable)
• Support prototype assembly, verification, and validation through PCB/PCBA manufacturing processes
• Carry out hardware bring-up, debugging, and root cause analysis with oscilloscopes, current probes, power analyzers, and other lab instruments
• Collaborate with cross-functional teams (firmware, mechanical, test engineers) to ensure system-level integration
• Prepare design documentation, test reports, and compliance evidence for certifications

Was bringe ich mit?

• Bachelor’s or Master’s degree in Electronics Engineering, Electrical Engineering, or related field
• 5+ years of professional experience in embedded hardware development
• Proven knowledge of switch-mode power supply (SMPS) topologies (buck, boost, flyback, forward, resonant, etc.)
• Expertise in semiconductor device selection (MOSFET, IGBT, GaN, SiC) and their application in high-efficiency circuits
• Strong understanding of magnetics design (transformers, inductors, core materials, winding techniques)
• Hands-on experience in power electronics simulation (LTSpice, PLECS, PSIM, MATLAB/Simulink)
• Proficiency in thermal design and heat dissipation techniques
• Proficiency in schematics design and PCB/PCBA layout design with Altium Designer, focusing on high-current, low-noise design
• Deep knowledge of EMI/EMC design techniques for power circuits, filtering strategies, and layout best practices
• Familiarity with safety and regulatory standards (IPC, IEC, UL, EN for power supplies and industrial electronics)
• Practical lab experience with oscilloscopes, power analyzers, spectrum analyzers, thermal cameras, and load banks
• Strong problem-solving skills, ability to work independently and in cross-disciplinary teams
• Excellent written and verbal communication skills in German and English (at least B2 level)
• Enthusiasm for power electronics engineering with all its challenges
• Hands-on mentality
• Strong analytical thinking
• Solution oriented way of working
• High willingness to learn
• Willingness to travel occasionally
• High awareness of quality

Was wir Ihnen bieten?

• An open corporate culture: very good working atmosphere, individual induction training
• An agile working environment: modern and well-equipped workplace, short decision-making processes thanks to flat hierarchies
• Personal development: the company's own training academy (Interroll Academy), varied and responsible tasks in an international company
• Broad spectrum of new technologies: 3D printing, system emulation, semi-automated circuit diagram generation
• An "Experience Lab" for your creativity and innovation
• Coffee and fruit

Many additional benefits: plenty of parking spaces available, flexible working hours, exceptional team players

If you are passionate about software and electronics and would like to work in an international team that values trust, fairness, innovation and diversity, then apply now via our application portal!

Finden Sie dieses Angebot spannend und möchten sich neuen Aufgaben stellen?

Then apply now via our application portal!

Interroll Software & Electronics GmbH