Sr. Manager Finance - Ad Platform

T-Mobile•New York, NY

1d•$118,200 - $213,200•Remote

About The Position

At T-Mobile, we invest in YOU! Our Total Rewards Package ensures that employees get the same big love we give our customers. All team members receive a competitive base salary and compensation package - this is Total Rewards. Employees enjoy multiple wealth-building opportunities through our annual stock grant, employee stock purchase plan, 401(k), and access to free, year-round money coaches. That’s how we’re UNSTOPPABLE for our employees! We’re looking for a strategic, data-driven Senior Manager to lead the Ad Platform finance business partnering team within our FP&A organization. This role will serve as the financial lead for the T-Mobile Ad Platforms, overseeing a team of Finance Business Partners across the USA, EMEA, and APAC markets. This leader will be responsible for building a consistent, scalable FP&A framework across geographies and business segments as these organizations continue their integration journey. This role will own the relationship with T-Mobile Ad Platform leadership to monitor & develop financial insights that guide business decisions. The ideal candidate blends strong FP&A leadership experience with deep commercial acumen, along with the ability to influence senior leaders and navigate complex cross-functional, international environments.

Requirements

Bachelor’s degree in Finance, Accounting, Economics, or related field; MBA or CPA a plus.
10+ years of experience with 5+ years in financial planning & analysis (FP&A), preferably supporting Advertising, Media, or Marketing organizations.
Proven experience leading and developing geographically distributed finance teams.
Strong communication skills; able to translate data-heavy insights into executive-ready narratives.
Proven cross-functional collaborator in fast-paced, dynamic environments.
Ability to scenario plan & align with multiple parties on optimal path forward related to people, process and systems.
Experience with Trade Deal structuring, pricing frameworks, or commercial finance in an Advertising or Media business.
Advanced Excel and financial modeling skills; experience with ERP and planning tools (e.g., SAP, Oracle).
Demonstrated ability to build reporting or measurement infrastructure, not just maintain existing tools.
Comfortable building structure from scratch and creating clarity out of chaos.
Can operate at both the strategic “what should we measure?” level and the technical “how do we build it?” level.
Detail-oriented with strong process management skills; able to manage multiple priorities and deadlines in a fast-paced environment.
Confident business partner who can influence without authority and drive alignment across teams.
Must be comfortable working with teams based in other locations, including international (UK & Australia).
Some flexibility will be required to collaborate effectively with time-zone differences.
At least 18 years of age
Legally authorized to work in the United States

Responsibilities

Lead and develop a geographically distributed team of Finance Business Partners supporting T-Mobile Ad Platforms, ensuring consistent and scalable performance management deliverables.
Oversee consolidated P&L management across all Ad Platform country and product P&Ls, including Budgeting, Forecasting, Long Range Planning, and Month End Close.
Align with the T-Ads consolidation FP&A Team on corporate deliverable inputs including R&O management, Forecast, Budgets and LRP’s.
Partner with leaders across Business and Operations to align on metrics, assumptions, and strategic decision drivers.
Deliver monthly and quarterly performance reviews including spend analysis, KPI tracking, and insights for executive decision-making, including presentation to executive leadership team members.
Serve as senior review and approval point for Trade Deal structures; partner with Commercial Teams on complex deals, reviewing client profitability models, approving deal terms, and ensuring alignment with financial targets.
Own the KPI framework and performance measurement approach across the Ad Platform portfolio, ensuring consistency across all business partner reporting including Take Rates, Media Mix, Customer Trends, and Market Insights.
Set the strategic pricing framework across Ad Platforms; own commercial approvals and lead pricing, revenue, and market expansion initiatives for relevant products and geographies.
Provide governance oversight for Quota Planning and incentive compensation processes, partnering with P&L Owners and Sales Leads to ensure data-driven quota setting across all markets.
Partner with Ad Platform business leaders to align approval process for headcount management.
Continued involvement & ability to influence the integration milestones for Blis and Vistar operations in so far as impact FP&A people, systems, tools & processes.