A leading organisation in the defence and security sector is looking for an Electronics Design Engineer to support the development and delivery of advanced electronic systems within a busy Mission Systems environment. Key details Contract length: 24 months Location: Portsmouth (Broad Oak) - onsite 1-2 days per week Rate: £60.63 PAYE or £81.90 UMB per hour Start: ASAP (subject to onboarding) The role You'll apply broad electronics design expertise to generate robust, production-ready digital design solutions. You'll be responsible for PLD-level designs and how they interface up into higher-level assemblies and systems, and you'll support peer reviews and design assurance across the wider product area. Key responsibilities Deliver detailed digital circuit design including: component selection and evaluation simulation and analysis schematic capture providing guidance and design intent to PCB layout teams Develop FPGA/CPLD solutions, including: VHDL design and implementation simulation, test, integration and use of embedded IP where required Perform design verification using a blend of simulation, analysis and test: support EMC test activity (including external test houses where needed) support system bring-up and integration activities Produce clear engineering documentation, design packs and technical reports Work closely with cross-functional teams including: systems engineering, EMC, mechanical/thermal, manufacturing, safety, ILS, and configuration / product data management Contribute to engineering lifecycle activities: progress reviews, peer reviews, and formal design reviews provide estimates for your work and deliver within agreed cost/timescale constraints Skills & experience (essential) Strong background in board-level digital electronics design (processor interfacing, memory devices, PLD interfacing etc.) Significant experience in FPGA/CPLD development Confident working with digital interfaces such as UART, SPI, I2C, Ethernet Experience in design proving, integration and defect resolution Able to communicate technical information clearly and work collaboratively in a multi-disciplinary engineering environment Desirable experience Background in defence / high-integrity / safety-critical engineering environments Experience with ADC/DAC devices and techniques Knowledge/exposure to DSP techniques