Work closely with engineering teams to customize energy storage solutions based on client requirements and project specifications. Prepare detailed proposals, technical presentations, and product demonstrations to showcase the benefits and capabilities of our energy storage solutions. Conduct market research and analysis to identify new opportunities and stay updated on industry trends and competitor activities. Drive project implementation by coordinating with internal teams and external partners to ensure successful submission of tender proposals. Front deal structuring, quotations and all other proposal development activities. Provide technical support for review/preparation of proposals, including customer meeting during project development stage. Conduct project budget control with detailed BQ understanding and possible cost improvement for battery related projects.