Senior Manager, FP&A

Interchecks•,

8d•$130,000 - $165,000

About The Position

Interchecks is a fast-growing B2B2C fintech payments company powering how money moves in highly regulated industries. Our platform enables enterprise customers to embed secure, compliant payment experiences directly into their products, helping them move, manage, and monetize payments at scale. We partner with some of the most recognizable operators in fintech and online gaming, solving complex payment and compliance challenges with modern infrastructure and thoughtful product design. We care deeply about building reliable technology, moving fast without cutting corners, and creating a company where smart, motivated people can do the best work of their careers. We’re a ~50-person Series C company processing payments across push-to-card, pay-by-bank, and real-time rail infrastructure. We operate as a trusted payments partner at the intersection of speed, compliance, and scale — and we’re building out the finance infrastructure to support the next phase of growth. We are seeking a Senior Manager, FP&A to join our finance team. The ideal candidate will own the company’s financial planning and analysis function — building and maintaining models, driving reporting cadences, and partnering with leadership on decisions that shape how the business grows. This role sits at the intersection of operational rigor and strategic thinking.

Requirements

Bachelor’s degree in Finance, Accounting, Economics, or related field.
5–8 years of FP&A, corporate finance, or strategic finance experience.
Experience in a high-growth, fast-moving environment (startup, scaleup, or high-growth division).
Strong financial modeling skills — able to build from scratch, not just maintain inherited models.
Proficiency in Excel and financial modeling best practices.
High ownership mindset — follows things to completion without being managed.
Strong communication skills — translates numbers into narrative for non-finance audiences.
Comfortable operating with ambiguity and limited process; creates structure rather than waiting for it.
Thinks in drivers and business outcomes, not just outputs.
Comfortable getting their hands dirty and operating without perfect information
Ownership-driven and accountable for outcomes, not just tasks
Thoughtful collaborators who bring clarity, not ego
Energized by building in fast-moving environments
Curious, pragmatic, and solutions-oriented

Nice To Haves

Prior exposure to board-level or investor-facing materials preferred.
Experience with FP&A platforms (Abacum, Mosaic, Adaptive, or similar) preferred.
Familiarity with fintech, payments, or transaction-based business models a plus.

Responsibilities

Maintain, evolve, and own the company’s integrated three-statement financial model.
Lead annual budgeting and rolling forecast processes, coordinating with department heads to translate plans into numbers.
Build scenario and sensitivity frameworks that support pricing, GTM, and resource allocation decisions.
Own the monthly reporting package: variance analysis, KPI dashboards, and management commentary.
Develop customer-level and product-level profitability views, volume trends, and rate analysis.
Build and maintain FP&A infrastructure in Abacum, including reporting workflows and data integrity.
Prepare first-draft support for board decks, investor updates, and diligence requests.
Build business cases supporting pricing decisions, new product economics, and partnership analysis.
Partner directly with the VP of Finance on strategic finance initiatives and ad hoc analyses.
Work closely with Sales, Product, and Operations leadership to connect operational metrics to financial outcomes.
Support GTM analytics and revenue forecasting, including pipeline-to-revenue conversion modeling.