Senior Thermal Design Engineer - Birmingham We are supporting a leading-edge technology business in the recruitment of a Senior Thermal Design Engineer for their growing UK R&D centre. This role offers the chance to contribute to the development of high-performance systems used in electrification, sustainable energy, and industrial mobility applications. This is a key opportunity for an experienced engineer with strong thermal design skills, simulation capabilities, and an interest in advanced materials and cooling technologies used in power electronics or similar high-reliability systems. Overview for the Senior Thermal Design Engineer job: * Lead the thermal design and optimisation of complex power modules and high-density power systems * Design and model advanced heat sinks and cooling structures to meet thermal and mechanical requirements * Conduct simulation work (thermal, electro-thermal, CFD) to verify performance and guide design iteration * Collaborate with electrical, mechanical, and systems engineers to ensure cross-functional integration * Analyse materials, packaging technologies, and bonding techniques for thermal reliability * Support prototype development, thermal testing, and reliability assessments * Work closely with suppliers on thermal components, materials, and assembly feasibility * Create clear documentation, design reports, and technical communication for internal and external...