Senior Power Electronics Engineer

Employer: Third Equation
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Third Equation Overview:

Third Equation Ltd is a private, investor backed UK company which is developing a platform based on new IP technology solutions for the future energy systems that will accelerate the transition to a carbon-free future.

Third Equation has designed and developed technology which enables control of the electricity network to improve network capacity, manage bidirectional energy flows and maintain a stable system for the integration of distributed energy resources. Adoption will enable the grid transition from passive to a smarter, flexible, resilient system able to more quickly meet climate change targets.

Based in Edinburgh with a global outlook, Third Equation is driving to a vision of making a significant impact on a sustainable energy future.

Your Role:

The Research and Development (R&D) Department is being established to develop and mature a portfolio of Faraday Exchangers to deploy into power grid systems.

As the Senior Power Electronics Engineer, you will:

  • Design, simulate and test power electronics converters (>10 kW) (DC/AC, DC/DC, multilevel structures) and their associated magnetics components (power transformers, inductors)
  • Design IGBT/SiC gate driver, control architecture and measurement circuits
  • Assist in building and testing of prototype power electronics and control systems
  • Assist with design and verification of embedded control software
  • Research and advise on all aspects of electronic equipment design solutions to meet project requirement using prototyping, simulation, validation and test techniques
  • Research new converter topologies and technologies to enhance product performance
  • Work with mechanical engineers to integrate electronics into products including thermal design
  • PCB layout design and manufacturing support
  • Components selection/ sizing and specification
  • Test, diagnose and debug electronic equipment


  • Bachelor’s/MSc Degree in Electrical/ Electronic/ Power Electronics Engineering required
  • 5 years experience of power electronics design
  • Experience in the energy industry would be advantageous
  • Practical exposure to IGBT, MOSFET, SiC and GaN designs
  • Experience in using simulation tools including Matlab/Simulink and PSPice
  • Ability to assess different power topologies on an application-by-application basis
  • Experience of working within a multi-disciplinary environment on new product designs
  • Experience with safety standards and protection
  • Knowledge of power electronics design, analogue and digital systems, embedded system, control engineering, system simulation, semiconductor switching devices and thermal design, specification of electromagnetic assemblies
  • Knowledge of EMC and mitigation through design
  • Knowledge of LV and MV power networks and their topologies would be a distinct advantage
  • Commercial experience would be beneficial
  • Experience in setting up laboratories would be beneficial

How to Apply:

Please send your CV and cover letter to, stating your name and the vacancy job title in the subject line. We look forward to hearing from you.