Senior Finance Analyst, Client Finance at R/GA · Buenos…

About R/GA In our 40-year history, we’ve changed a lot—from a culture-defining film title studio (Superman, Alien, Ghostbusters); to an interactive advertising agency; to an award-winning product and marketing agency with design, technology, communications, ventures, and IP practices. We like change, and we like to navigate our clients through it too. Our approach to work is always human first. This unwavering focus helps us create meaningful and memorable experiences that live across digital platforms and often blur the line between the digital and real worlds. We believe disruptive thinking happens when you collide experts in design, technology, and culture. The Role R/GA is seeking a Senior Finance Analyst to join our Americas Client Finance team. This is a high-visibility role for a strategic financial professional ready to drive impact. You will be the financial engine behind our client teams, moving beyond data entry to own the end-to-end commercial health of your portfolio. We are looking for a candidate who is tech-forward and AI-curious, highly analytical, and possesses the communication skills and expertise to lead financial discussions with client leads and creative teams. Here’s what you should know if you want to be a Senior Finance Analyst at R/GA: On any given day, you might Strategic Portfolio Management & Revenue Lead revenue forecasting for mid-tier client portfolios, manage revenue pipelines, and advise on revenue recognition. Perform variance analysis and EAC (Estimate at Completion) reviews, providing clear commentary on burn management and over-burn risks. Partner with account teams to draft SOWs, ensuring "math/rate checks" are highly accurate, invoicing schedules are optimized, and rate cards are correctly applied. Conduct regular margin analysis reviews to ensure projects remain profitable and proactively identify risks when significant shifts occur. Operational Excellence (End-to-End) Own the full billing cycle and associated commentaries (AR, WIP, Earned but Unbilled) Own Out-of-Pocket (OOP) management, reconciling production budgets and communicating available balances to clients. Manage weekly payables for cash flow estimations in partnership with Business Affairs. Ensure all audit documentation and compliance standards are met through a strong understanding of accounting principles. Innovation & Reporting Leverage AI and advanced spreadsheet proficiency to automate reporting, troubleshoot errors, and evolve our reporting capabilities. Prepare and present financial data to stakeholders, translating complex spreadsheets into actionable insights for non-finance leads. The Ideal Person Is comfortable leading meetings with Client Leads and Producers, acting as a strategic consultant rather than just a "numbers person." Brings an analytical, investigative mindset for audit support and accounting compliance, ensuring all revenue recognition follows GAAP guidelines. Is proactive, has strong relationship-building skills, and the ability to explain "the why" behind the numbers. Is curious about how AI can streamline financial workflows. You Bring 3-5 years of experience working in finance/accounting in a professional services or technology company. Experience with Revenue Forecasting & Recognition, Margin Analysis, Rate Card Analysis, and Variance Analysis. Expertise in ERP systems, preferably NetSuite. Experience with PSA/PM tools (e.g., Productive, Mavenlink, or similar) and CRM systems (e.g., HubSpot). Undergraduate degree in Economics, Business, Accounting, Finance, or equivalent practical experience. Professional fluency in English. Bonus Previous experience working in a marketing/creative agency MBA