Senior Manager, R&D FP&A

Senior Manager, R&D FP&AAt Klaviyo, we value the unique backgrounds, experiences and perspectives each Klaviyo (we call ourselves Klaviyos) brings to our workplace each and every day. We believe everyone deserves a fair shot at success and appreciate the experiences each person brings beyond the traditional job requirements. If you're a close but not exact match with the description, we hope you'll still consider applying. Want to learn more about life at Klaviyo? Visit klaviyo.com/careers to see how we empower creators to own their own destiny.We are seeking a Senior Manager of R&D Finance to partner closely with Engineering, Product, Design, and GTS leadership. This role will lead financial planning, investment analysis, and operational support for our R&D organization, ensuring we scale innovation responsibly and efficiently.You will play a critical role in aligning product strategy with financial rigor and long-term value creation.Strategic Partnership with R&D Business PartnersServe as a key finance partner to Engineering, Product, and GTS leadership.Translate product strategy and roadmap decisions into clear financial implications.Provide insight into headcount planning, capitalized software, and long-term investment strategy.Support trade-off decisions between speed, cost, and innovation.Planning & ForecastingLead annual planning and quarterly forecasting for R&D headcount and expenses.Develop detailed headcount models aligned with product roadmaps and hiring plans.Ensure accurate forecasting of compensation, infrastructure, tooling, and vendor spend.Drive discipline and transparency around R&D investments.Investment & Business Case AnalysisBuild business cases for major product initiatives and platform investments.Evaluate ROI of engineering investments and infrastructure decisions.Support build vs. buy decisions and strategic vendor evaluations.Analyze cloud spend efficiency and infrastructure cost optimization.Operational ExcellenceImprove financial visibility into engineering productivity and cost efficiency.Partner with Accounting on capitalization policies and compliance.Implement reporting frameworks that align financial and product performance metrics.Drive process improvements to enable scalable R&D operations.Team DevelopmentLead, mentor, and develop finance team members supporting R&D.Strengthen cross-functional collaboration between Finance, Product, Engineering, and Accounting.Performs other related duties, as assigned.Who you are:10+ years of experience in Finance roles, such as investment banking, venture capital including significant operational experience within FP&A or Finance at software companies with SaaS business modelAt least 2+ years of experience being a people leaderA proactive finance leader who enjoys partnering with technical stakeholders.Detail-oriented but able to think strategically about long-term investment tradeoffs.Strong communicator who can translate financial concepts for non-financial audiences.Comfortable working with ambiguity and influencing cross-functional leaders.Passionate about innovation and scaling technology organizations.Proficient with Microsoft Office Suite, Pigment, and NetsuiteYou've already experimented with AI in work or personal projects, and you're excited to dive in and learn fast. You're hungry to responsibly explore new AI tools and workflows, finding ways to make your work smarter and more efficient.Base Pay Range For US Locations: $156,000 $234,000 USDThis role may require up to 10% travel for purposes such as new hire onboarding, client or partner work if applicable, team meetings, and industry events. Travel is coordinated in advance.Klaviyo is committed to a policy of equal opportunity and non-discrimination. We do not discriminate on the basis of race, ethnicity, citizenship, national origin, color, religion or religious creed, age, sex (including pregnancy), gender identity, sexual orientation, physical or mental disability, veteran or active military status, marital status, criminal record, genetics, retaliation, sexual harassment or any other characteristic protected by applicable law.IMPORTANT NOTICE: Our company takes the security and privacy of job applicants very seriously. We will never ask for payment, bank details, or personal financial information as part of the application process. All our legitimate job postings can be found on our official career site. Please be cautious of job offers that come from non-company email addresses (@klaviyo.com), instant messaging platforms, or unsolicited calls.