Senior Manager, FP&A (Sales Finance)

About the Role

We are seeking a highly strategic and analytical Senior Manager, FP&A to join our growing finance organization at a fast-paced SaaS startup. This role will serve as a key business partner to Sales Leadership and will own critical areas across Sales Finance, commission planning, forecasting, and financial systems support. The ideal candidate brings deep FP&A expertise combined with hands-on experience supporting go-to-market organizations in high-growth SaaS environments.

You will play a critical role in driving forecasting accuracy, optimizing commission processes, improving financial planning infrastructure, and delivering actionable insights that support executive decision-making. This is a highly cross-functional role that partners closely with Finance, Revenue Operations, Sales Leadership, HR, and Accounting.

What You'll Do

Commission Operations & Compensation Integrity

• Own the calculation, validation, and analysis of monthly commission payments
• Ensure accuracy and integrity across compensation data and commission plans
• Investigate discrepancies and resolve compensation-related issues in a timely, well-documented manner
• Provide clear, professional support to sales teams on compensation questions, acting as a trusted point of contact
• Support the execution and ongoing improvement of commission plans, including plan design feedback and process refinement

Commission Finance & Systems (Anaplan)

• Lead commission finance activities, including commission modeling, compensation analytics, and sales commission calculations — all of which are currently built and operated in Anaplan
• Own and maintain the Commissions module in Anaplan, ensuring accuracy, scalability, and proper documentation of processes
• Support the design, maintenance, and optimization of FP&A systems and planning tools, with a primary focus on Anaplan

Sales Finance & Forecasting

• Partner closely with Sales and GTM leadership to support strategic decision-making through financial modeling, forecasting, and performance analysis
• Own and manage sales finance processes, including bookings forecasting, pipeline analysis, headcount planning, and productivity reporting
• Manage and enhance forecasting processes across the commercial organization to improve predictability and operational visibility
• Build scalable financial models to support annual planning, long-range planning, and scenario analysis
• Analyze performance data to identify trends, risks, and opportunities across the sales organization

Cross-Functional Partnership & Reporting

• Partner with Sales, Finance, and Operations teams globally to ensure consistent, accurate compensation and forecasting processes
• Collaborate cross-functionally with Revenue Operations, Accounting, HR,