Fluence is seeking a Lead Systems Engineer to join their Sustaining Engineering team, focusing on optimizing in-service product lines for battery energy storage systems. This role combines technical leadership with hands-on problem-solving for complex electrical and control systems. The position requires extensive experience in battery energy storage or similar industrial systems, with opportunities to work across global facilities in Germany, India, and the USA. The ideal candidate will lead initiatives, mentor team members, and drive continuous improvement while solving challenging technical problems. This role offers a unique opportunity to impact the future of energy storage technology while working with a global team of experts. The position combines technical depth with leadership responsibilities, making it ideal for experienced engineers looking to advance their careers in sustainable energy technology.