Marketing Senior Finance Manager

The Finance team is a strategic engine at Brex. We lead planning, forecasting, investor relations, and corporate development — partnering across the business to drive clarity and unlock opportunity. We partner across teams at Brex to ensure our business is building and planning with the same dream big goals throughout our entire organization. We’re not here to report on outcomes; we shape them. If you want to influence company direction and think long-term about value creation, this is where your ownership starts.

This role will be based in our New York office. We are a hybrid environment that combines the energy and connections of being in the office with the benefits and flexibility of working from home. We currently require a minimum of two coordinated days in the office per week, Wednesday and Thursday. Starting February 2, 2026, we will require three days per week in the office - Monday, Wednesday, and Thursday. As a perk, we also have up to four weeks per year of fully remote work!

We are building the GTM Finance team and seeking someone to lead the Marketing Finance function and partner with the Executive team to maximize ROI from our GTM investments.

In this role, you will work closely with the Marketing and Sales leadership to shape and execute our financial strategy for our Marketing team and translate this to success for the Sales team. You will support these leaders by developing and implementing data-driven and high-impact initiatives aimed at driving growth, improving efficiency, and increasing profitability, while serving as a connective tissue within the business.

You will help own pipeline forecasts and goals, and create frameworks for evaluating customer acquisition efficiency. You will bring both the financial and commercial point of view, and need to embrace challenges and structure complex problems. This role will involve high exposure to Executive Leadership, as you will regularly deliver analysis and recommendations directly to the Leadership team and participate in the narrative and analysis for the Board of Directors and other investors.

• →Build the pipeline forecast, economics, and ROI models, including identifying and implementing strategies to improve CAC and CAC Paybacks
• → Play a leading role in bi-annual planning to support decision-making around pipeline priorities and trade-offs, across all customer and product segments in the business
• →Support FP&A in understanding how to forecast marketing investments
• →Help set goals in planning, track outcomes, and provide metric deep-dive analysis
• →Help tie marketing-related goals (leads, meetings, conversions) to financial and sales goals. Support cross-cutting initiatives such as attribution model design and win-rate analysis
• →Help provide the centralized PoV on all Marketing business deep-dives requested by the C-Suite by being the expert in the business context and priorities
• →Prepare and deliver management presentations for Leadership to analyze results and present forecasts
• →Build narratives that describe business strategy and performance, assess business risk and operating health, and align cross-functional teams to effective solutions

• Bachelor’s degree in Economics, Finance, Business, or related field
• 5+ years of relevant financial experience working directly with GTM teams, having held positions of increasing scope and responsibility at a high-growth tech company
• Mastery of Excel and PowerPoint with proven experience in building financial models and managing complex data 
• Comfortable interacting with internal and external senior-level executives
• Exceptional communication and interpersonal skills with proven success partnering and collaborating across various functions
• A creative curiosity, collaborative ethic, hardworking enthusiasm, and driving personal vision
• A penchant for multi-tasking and self-starting