Enphase Energy seeks a Regional Sales Manager to drive revenue and market share growth in Japan. Responsibilities include identifying and developing new partners, educating them on Enphase's technology, managing a customer portfolio, producing accurate sales forecasts, and collaborating on strategic partner development. The ideal candidate possesses 5+ years of sales/business development experience in solar, energy, high-tech, or electrical industries, fluency in Japanese and business-level English, proficiency in Salesforce and Microsoft Office, and excellent communication skills. The role involves managing revenue and gross margin, conducting market research, introducing Enphase's technology to new partners, and ensuring successful product integration and sales.