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Early careers

Principal Engineer - Power Electronics, Motors and Drives

  • Role Type
  • Permanent

  • Location
  • Leamington Spa, Shoreham-by-Sea

  • Closing Date
  • 29/09/2021

Job Description

Principal Engineer – Power Electronics

Working as part of a multi-national team you will be a technical power electronics design leader on a range of applications in the automotive and industrial field.

Your everyday duties will include:

Customer communication
System and architecture definition
Technical proposal generation and task definition
Project planning and task management to ensure successful delivery on time and budget
Providing technical leadership to teams of engineers responsible for the hardware design
Developing hardware specifications and detailed designs
Working with mechanical, thermal and software design teams to deliver complete products
Coaching and leading the development of others
Lead technically and support strategic electronics direction in cost, technology, safety, and execution within the global marketplace.

Person specification

Successful candidates will have the following skills and characteristics:


A Bachelors or Masters Degree in engineering, or science
A professional and diligent approach
Excellent written and verbal communication skills in English 
Be flexible, proactive, resilient and enthusiastic
Be able to work independently and demonstrate initiative, as well as operate effectively as part of a team
Hardware design core skills / deep understanding of:
Specification of Hardware requirements
3-phase inverter design for PM motors (to 50kW)
DCDC converter (SMPS) design
ACDC converter (charger) designs (analog or digital control based)
Power inductor & transformer design for multi-kW DCDC converters
Design for EMC, considerations, knowledge of standards and Testing
Worst-case analysis
Schematic and pcb design,
Compilation of electronics hardware design validation specifications
Compilation of electronics HW functional test specifications
DFMEA compilation


Experience with Test Equipment Design, LabVIEW programming
Knowledge of Functional safety standards ISO26262 or/and IEC61508
Knowledge of automotive electric and hybrid powertrains
Knowledge of high-voltage (400-1500V) battery systems
Experience of electronics manufacturing


Ricardo is a global engineering, strategic and environmental consultancy, founded in 1915. Our vision is to maximise efficiency and eliminate waste.

With a century of experience delivering excellence and innovation, Ricardo now employs over 3,000 engineers, scientists and consultants around the world. It is the passion and expertise of this community which drives us forward and maintains our position of technical leadership.

As a business, we value respect, integrity, innovation and passion. Guided by these values we enable our customers to achieve sustainable growth and commercial success.

NB:  All applications must be accompanied by a covering letter detailing how your skill and experience match this role.

Ricardo is an equal opportunities employer.