Our client is seeking a Principal Battery Design Engineer to lead the development of battery modules and packs for permanent work across automotive and related sectors, including marine, defence, energy storage and industrial applications. The role will involve creating safe, cost-effective and manufacturable mechanical designs while collaborating with multidisciplinary engineering teams, suppliers and manufacturing partners.Key Responsibilities:Lead the mechanical design and packaging of battery modules and packs, including cells, electrical and electronic components, connectors, low-voltage harnesses and high-voltage interconnectsDevelop enclosure designs, mechanical fixings, solid components and support structures using folded sheet metal, machined materials and 3D-printed plasticsProduce 3D models, 2D component drawings and manufacturing assembly drawings using advanced CAD tools such as SolidWorks, CATIA or NXDevelop three-dimensional wiring harness models and manage electrical component databases for packaging activitiesDesign and manage thermal interfaces, including cooling fins, liquid flow-through cold plates and vapour chambersSupport Design for Manufacture and Assembly reviews, working with suppliers and manufacturing partners to improve cost, quality and manufacturabilityManage assembly structures, bills of materials and engineering changes in line with established change control processesWork with systems, thermal, electronics, EDS and other engineering teams to ..... full job details .....