Develop and drive the global strategy for the key account, aligning regional and global teams to achieve revenue, margin, and growth targets; Develop and execute a comprehensive global key account plan, integrating market intelligence, technology trends, and regulatory requirements to maximize market share and profitability; Drive high impact business develop dialogues to assess pipeline progress, address critical challenges, and ensure alignment with long-term growth objectives; Lead and coordinate efforts across regional sales teams, product management, engineering, supply chain, and finance to ensure effective resource allocation and project execution; Negotiate, renew, and govern global framework agreements with the customer, ensuring mutually beneficial commercial terms, compliance, and risk mitigation; Develop, strengthen, and maintain relationships with key customer decision makers through organized technology, project and business reviews; Shape long- and short-term product roadmaps in collaboration with OEM partners, anticipating regulatory and technology shifts to maintain market leadership; monitor and optimize key business parameters such as cash flow, inventory, and forecasting accuracy using appropriate tools and methodologies; Continuously analyze market trends, competitor activity, and emerging risks to identify opportunities for growth and ensure business resilience. 2 years experience of experience developing and negotiating business with Japanese customers including coordination across technical, commercial, and leadership stakeholders.