Mechanical Engineering Lead With over a century of experience in battery research and manufacturing, Leclanché is well placed to tackle the challenges of the transition to a carbon\-free society. As the only European manufacturer of both power and energy lithium\-ion battery cells, Leclanché provides the most effective energy storage solutions for electric vehicles, industrial, marine, grid and microgrid applications. Our world leading in\-house technologies and ownership of the full value chain from electrochemistry to energy management software, make us unique and a partner of choice for customers who require smarter and faster energy storage solutions. To support our organisation we are looking for our offices in Yverdon\-les\-Bains for a: Mechanical Engineering Lead Purpose The Mechanical Engineering Lead is a senior technical expert and team coordinator responsible for guiding the mechanical engineering team in the design, analysis, and validation of innovative and robust mechanical systems for battery energy storage systems, sub\-systems and modules. This role ensures design excellence, manufacturability, safety, and compliance with stringent industry standards for marine, railway, and automotive applications, while fostering a collaborative and technically proficient environment within the mechanical design team. Role \& Responsibilities: Technical Leadership \& Design Excellence: • Lead the conceptualization, detailed design, analysis, and validation of complex mechanical components and assemblies for battery packs, racks and modules (e.g., structural elements, enclosures, thermal management systems, busbars, mounting brackets, sealing solutions). • Provide expert\-level technical guidance and oversight to the mechanical engineering team, reviewing designs, drawings, and analyses to ensure technical accuracy, manufacturability, cost\-effectiveness, and adherence to performance specifications and safety standards. • Drive the selection of appropria...