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