Location:Remote, IrelandEmployment Type:Full-TimeSummaryThe Senior Manager, Financial Planning & Analysis (FP&A) will support our international revenue organisation. This role is critical in driving operational excellence, financial rigour, and data-driven decision-making across sales planning, capacity, and investment strategy.Partnering closely with Revenue leadership as well as cross-functional partners in Revenue Operations, People Operations and Marketing to align financial plans with growth strategies, ensuring the international revenue teams have the right resources, coverage, and pipeline to achieve strategic goals.Primary Duties And ResponsibilitiesAnnual & Long-Range PlanningLead the annual planning process for International Revenue organisation, including target setting, investment prioritisation, and scenario modelling.Support long-range planning to model regional growth, productivity assumptions, and scaling strategies.Capacity & Headcount PlanningLead capacity modelling to align headcount, territories, and productivity with revenue targets.Partner with HR and Talent Acquisition on workforce planning, hiring velocity, and budget alignment.Evaluate ROI on incremental headcount and coverage expansion.Sales & Pipeline PlanningBuild and maintain financial models that link pipeline health, conversion rates, and sales performance to revenue outlooks.Partner with Revenue Operations to validate pipeline assumptions and forecast accuracy.Provide actionable insights on pipeline coverage, quota attainment, and growth levers.Forecasting & Financial ManagementOwn the International sales organisation forecast process, driving accountability for bookings, OpEx, and headcount.Deliver monthly and quarterly financial data with clear actionable insights.Translate financial trends into strategic recommendations for Revenue and Finance leadership.Cross-Functional PartnershipCollaborate with Revenue Operations to align GTM strategy, pipeline visibility and productivity metrics.Partner with cross-functional leaders in Marketing, Alliances and CSM to align on cohesive pipeline goals and measurement.Work with Global FP&A to ensure alignment of International strategy within corporate frameworks.Required Education And ExperienceBachelor's degree in Finance, Accounting, Economics, or related field; MBA or professional qualification (ACA, CIMA, ACCA) preferred.8+ years' experience in FP&A, ideally supporting Sales or Revenue organisations in a global or regional context.Strong analytical and modelling skills with expertise in Excel / Google Sheets and financial planning systems (e.g., OneStream, Adaptive, Anaplan).Preferred Education And ExperienceExperience in SaaS or technology sector preferred.Experience in fast-paced, matrix, multi-national organisation.Knowledge, Skills, And AbilitiesProven ability to partner cross-functionally and influence business decisions with data-driven insights.Excellent communication skills, with the ability to distil complex analysis into clear, actionable narratives.Who We AreOneStream is how today's Finance teams can go beyond just reporting on the past and Take Finance Further by steering the business to the future. It's the only enterprise finance platform that unifies financial and operational data, embeds AI for better decisions and productivity, and empowers the CFO to become a critical driver of business strategy and execution. Our vision is to be the operating system for modern finance, digitizing core financial functions and empowering the CFO to become a critical driver of business strategy. To learn more visit Why Join The OneStream TeamTransparency around corporate structure, salary, and benefitsCore value of customer successVariety of project work (not industry-specific)Strong culture and camaraderieMultiple training opportunitiesAll candidates must be legally authorized to work for any company in the country where this position is located without sponsorship.OneStream is an Equal Opportunity Employer.