Senior Electronics Hardware Engineer (Subsea, Low-Noise)

Sonardyne International Ltd; Minley; On-site; GBP 55,000 - 75,000; Full time

Job summary

Sonardyne International Ltd invites an experienced Electronics Hardware Engineer to take technical ownership of analogue, digital and mixed-signal hardware across our subsea products. You will design low-noise, low-power electronics, develop FPGA-based architectures, and work from concept through prototype to manufacture, writing embedded C/C++ for bring-up and diagnostics.

You will apply Altium for schematic capture, perform hardware simulation, support EMC testing, and collaborate with

Qualifications

• Design analogue/digital/mixed-signal electronics for subsea products.
• Develop low-noise, low-power circuitry and sensor interfaces.
• Take designs from concept to production with verification and validation.

Responsibilities

• Design analogue, digital and mixed-signal electronics.
• Develop low-noise and low-power circuitry and interfaces.
• Take designs from concept through prototype to manufacture.
• Use CAD for schematic capture and PCB layout.
• Select components with performance, cost, and manufacturability in mind.
• Build and test boards and prototypes in the lab.
• Debug hardware and resolve challenging issues.
• Write embedded C/C++ to support board bring-up and integration.
• Ensure EMC-aware design and assist EMC testing/compliance.
• Plan and carry out verification/validation of new hardware.
• Collaborate with Manufacturing to ensure reliable production.
• Investigate production issues and manage obsolescence and improvements.
• Review designs and share expertise across the team.

Skills

Analogue electronics

Digital electronics

Low-noise design

Low-power design

FPGA hardware

Processor/microcontroller

Schematic capture

Altium Designer

Hardware simulation

EMC testing

Embedded C/C++

Lab debugging

Product lifecycle

Education

Electronics Engineering degree

Tools

Altium Designer

Job description

Sonardyne International Ltd invites an experienced Electronics Hardware Engineer to take technical ownership of analogue, digital and mixed-signal hardware across our subsea products. You will design low-noise, low-power electronics, develop FPGA-based architectures, and work from concept through prototype to manufacture, writing embedded C/C++ for bring-up and diagnostics.

You will apply Altium for schematic capture, perform hardware simulation, support EMC testing, and collaborate with