Principal Hardware Engineer

GTS Group Ltd • Spain, community of madrid • Posted June 19, 2026

Position Overview

Principal Hardware Engineer | Defense Electronics | Madrid, Spain


If you've spent your career designing hardware that genuinely cannot fail, this one's worth a look.

We're working with a specialist in high-performance, mission-critical avionics and defense computing - the kind of equipment that goes into platforms where good enough isn't in the vocabulary. They're looking for a Principal Hardware Engineer to step into a technical leadership role: not just designing boards, but setting the direction for how complex hardware gets built, qualified, and certified.


The Role

You'll be the technical authority across the hardware lifecycle - from concept through qualification and certification:

  • Lead design and development of hardware systems in line with company process and regulatory standards
  • Own analog functions and electrical interfaces supporting qualification ...