FP&A Manager | Rapid Growth AI Startup | Boston

FP&A Manager | Rapid Growth AI Startup | Boston | $150k - $170k + Equity The Client Harmonic is delighted to be supporting one of the fastest growing AI companies globally. The business is building a next-generation platform that enables large enterprises to rapidly adopt AI, modernize legacy systems, and significantly accelerate software development cycles. With a dual-product offering, the platform is used both at the enterprise level to drive large-scale transformation initiatives and by product and engineering teams to improve speed, efficiency, and overall output in building and deploying new applications. Having launched recently with a SaaS-based model, the company has already achieved significant early traction, scaling past $40m ARR within their first year and raising a ~$150m Series A. The business is now entering a phase of hypergrowth, with ambitious targets and a clear path toward becoming a category-defining platform as it works toward an eventual IPO. The Role The FP&A Manager will report into the FP&A leadership team and play a central role in the day-to-day financial planning and analysis function across the business. This is a core FP&A role with regular exposure to senior finance and cross-functional stakeholders across engineering, product, and go-to-market. The position requires strong technical FP&A fundamentals, including budgeting, forecasting, and reporting, combined with the ability to translate financial data into clear, actionable insights. The ideal candidate is highly analytical, detail-oriented, and comfortable operating in a fast-paced, high-growth environment. Key Responsibilities Prepare monthly and quarterly financial reporting packages, including budget-to-actual variance analysis Own the annual budgeting process and monthly/quarterly forecasting cycles across departments Build and maintain detailed financial models to support departmental and company-wide planning Partner with department leads to track spend against budget and provide actionable variance commentary Support analysis of operating expenses, including engineering, infrastructure, and go-to-market investments Assist with headcount planning and workforce modeling in partnership with People and department leaders Track and report core SaaS and usage-based KPIs (ARR, burn, margin, etc.) on a recurring basis Support revenue forecasting and analysis in collaboration with GTM and Sales leadership Assist in the preparation of long-range planning and scenario modeling Contribute to board reporting materials, including data compilation and supporting analysis Maintain and improve budgeting templates, reporting processes, and financial systems Ensure accuracy and consistency of financial data across reporting tools and systems Requirements Proven experience leading FP&A in a high-growth environment Strong financial modeling and analytical skillset with the ability to connect numbers to business strategy Experience partnering with executive leadership and influencing decision-making Excellent communication skills with the ability to present complex financial information clearly Strong attention to detail and ability to operate at both a strategic and hands-on level Comfortable working in a fast-paced, high-growth environment Nice to Have A few years of experience in industry, ideally within a high-growth or SaaS environment Experience in AI, developer tools, or usage-based SaaS models Familiarity with BI tools (Tableau, Looker) or SQL Experience with financial systems (NetSuite, Adaptive, etc.) Compensation $150k-$170k + Equity At Harmonic, we're committed to fostering a diverse and inclusive environment. We welcome applicants of all backgrounds and ensure every candidate is considered equitably and respectfully. #J-18808-Ljbffr Harmonic Finance Inc ™ | Certified B Corp