Electronics Engineer - Defence Hardware & Embedded Systems

Groupe Sii; United Kingdom; Remote; GBP 55,000 - 85,000; Full time

Job summary

SII UK is seeking an Electronics Engineer to design and develop complex electronic circuits and hardware architectures for defence and security applications, spanning concept through system integration and qualification.

You'll work across mixed-signal electronics, power supplies, analogue and high-speed digital design, embedded systems, and sensor integration, ensuring robust solutions while meeting regulatory and EMC requirements.

Qualifications

• Strong experience across the full electronics lifecycle.
• Experience with schematic capture tools, ideally Cadence or Mentor Graphics.
• Knowledge of mixed-signal design and PCB design considerations.
• Hands-on board bring-up, debugging and testing.
• Experience in regulated engineering environments.

Responsibilities

• Design and develop complex electronic circuit assemblies and hardware architectures from concept to system integration and qualification.
• Perform electronic design calculations, simulation, power estimation and component selection/derating.
• Develop mixed-signal electronics with consideration for EMC, DFM/DFX and PCB design constraints.
• Define PCB layout constraints, floor planning, impedance requirements and board stack-up requirements.
• Work with Systems, Mechanical, Software and Safety engineers to develop optimum solutions.
• Ensure designs meet regulatory, safety and environmental standards.
• Produce electronics specifications, hardware architectures and development/verification plans.
• Support system integration, design reviews and peer reviews.
• Perform hands-on board bring-up, debugging and testing.
• Support EMC/ESD testing, investigation and mitigation.

Skills

Electronics design

Schematic capture

Mixed-signal design

PCB design

Board bring-up

Tools

Cadence

Mentor Graphics

Job description

SII UK is seeking an Electronics Engineer to design and develop complex electronic circuits and hardware architectures for defence and security applications, spanning concept through system integration and qualification.

You'll work across mixed-signal electronics, power supplies, analogue and high-speed digital design, embedded systems, and sensor integration, ensuring robust solutions while meeting regulatory and EMC requirements.