FP&A Manager

Job Summary:

onsemi, a large, multinational supplier of energy-efficient products, is seeking a highly driven and intellectually curious finance professional to join the business unit finance team in Scottsdale, AZ. As a Sr. Financial Analyst supporting the Analog Mixed-Signal Group (AMG), you will partner directly with business and functional leadership to drive strategic decision-making, financial planning, and operational execution.

This role is embedded within a strategically important growth division at onsemi, supporting a portfolio of differentiated sensing and interface solutions that enable automotive ADAS, industrial automation, smart infrastructure, and medical applications. The position offers significant visibility across a diverse set of growth markets, providing opportunities to influence decisions that support both technological innovation and long-term business expansion.

You will play a critical role in shaping the financial narrative of the business-owning forecasting, analyzing performance drivers, and influencing investment decisions-while also contributing to broader corporate initiatives focused on improving effectiveness, automation, and scalability of finance processes.

• Own and lead the monthly forecast process for the business unit, partnering closely with functional leaders to assess key drivers, challenge assumptions, and drive forecast accuracy and accountability
• Deliver actionable financial insights by analyzing forecast trends, budget variances, and business performance to support executive decision-making
• Develop and maintain advanced financial models to enable scenario planning, evaluate strategic initiatives, and support long-term business planning
• Prepare and present executive-level reporting that clearly communicates key financial and operational KPIs, risks, and opportunities
• Drive cross-functional alignment by collaborating with business partners to enhance forecasting inputs, improve reporting tools, and increase financial transparency
• Support annual budgeting and ongoing cost management, including building cost models and identifying opportunities for efficiency and margin improvement
• Operate effectively in a global environment, partnering across regions and time zones to ensure consistent financial practices and alignment
• Manage competing priorities in a dynamic environment, demonstrating strong ownership, prioritization, and execution against multiple deadlines

• Bachelor’s degree in Finance, Accounting, or a related field (MBA or advanced degree a plus)
• 5+ years of progressive experience in FP&A or finance business partnering, with a demonstrated track record in forecasting, budgeting, and performance management
• Advanced financial modeling expertise, including scenario analysis, driver-based planning, and complex data analysis in Excel
• Experience leveraging AI tools (including LLMs) and process automation to improve financial workflows, reporting efficiency, and insight generation
• Strong analytical and problem-solving capabilities, with the ability to synthesize complex data into clear, actionable business insights
• Excellent communication and executive presence, with the ability to effectively influence and partner with stakeholders across all levels of the organization
• High attention to detail combined with strong organizational skills, with the ability to manage multiple priorities and deliver high-quality outputs in a fast-paced environment
• Collaborative team player with a proactive mindset, demonstrating ownership, accountability, and a continuous improvement orientation