LGES Vertech is seeking an experienced Senior Supplier Quality Engineer specializing in Battery Energy Storage Systems (BESS) to support our growing BESS product line and other major PCS (power conversion systems). This role will ensure that our suppliers meet stringent quality standards, contribute to continuous improvement efforts, and help manage risk in the supply chain for critical BESS components. The SSQE will collaborate closely with suppliers, procurement, engineering, and quality teams to drive product quality from the concept phase through production launch and ongoing support.