Job Description

Principle Electronics Design Engineer

Principal Electronics Design Engineer
Location: Sidcup, England, United Kingdom
Remuneration: £96,000 - £120,000 per annum
PCD300039

This is your opportunity to take technical ownership of world class electronic systems that operate where performance and reliability cannot fail. As Principal Electronics Design Engineer, you'll drive the development of next-generation hardware for some of the most demanding applications in the industry.
You'll combine deep hands-on design expertise with system-level thinking, leading projects from concept to production and setting the standard for technical excellence across the engineering team.

Desirable
Exposure to RF design, radar, or high-frequency systems
Understanding of embedded software integration (C/C++ or VHDL awareness)

Key Responsibilities
Lead the full lifecycle design of complex mixed-signal electronics, from architecture definition through to manufacturing release
Specify and design high-speed digital and precision analogue circuits, power distribution, and FPGA interfaces
Oversee PCB design and layout, ensuring signal integrity, EMC compliance, and manufacturability
Define hardware architecture for embedded control, RF, and sensing applications
Support rigorous verification, validation, and environmental testing to military or aerospace standards (DO-254, DEF-STAN, MIL-STD)
Provide technical leadership in design reviews, fault analysis, and continuous improvement
Mentor engineers, set design standards, and influence product roadmaps
Essential Skills and Experience
Degree-qualified in Electronics, Electrical Engineering, or related field
Proven track record in schematic capture, PCB layout, and hardware design for high-reliability systems

Expertise in:
High-speed digital design (DDR, Ethernet, LVDS, PCIe, USB, etc.)
Analogue front-end design (low-noise amplifiers, ADC/DAC integration, sensor conditioning)
Power electronics (DC-DC converters, battery management, power integrity)
FPGA and microcontroller integration (Xilinx, Microchip, ARM)
EMI/EMC design and compliance testing
Design for harsh or ruggedised environments
Experience with Altium Designer, OrCAD, or Mentor Graphics
Strong understanding of signal integrity, grounding, and thermal design principles
Familiarity with design assurance and documentation under aerospace or defence frameworks