Senior Manager, User Acquisition

At Underdog, we make sports more fun. Our thesis is simple: build the best products and we’ll build the biggest company in the space, because there’s so much more to be built for sports fans. We’re just over five years in, and we’re one of the fastest-growing sports companies ever, most recently valued at $1.3B. And it’s still the early days. We’ve built and scaled multiple games and products across fantasy sports, sports betting, and prediction markets, all united in one seamless, simple, easy to use, intuitive and fun app. Underdog isn’t for everyone. One of our core values is give a sh*t. The people who win here are the ones who care, push, and perform. If that’s you, come join us. Winning as an Underdog is more fun. About the role Own strategy, execution, pacing, and optimization across paid search and programmatic channels. Google UAC is your primary channel and where you're most at home. You'll also run Apple Search Ads, rewarded networks, and managed-service DSPs (Unity, Tapjoy, and similar) Be the in-house expert on Google's app campaign ecosystem: bidding strategy, audience signals, campaign structure, and how to push reps for what we actually need Manage partner relationships across search and programmatic, and hold DSP and network reps accountable to performance, ensuring clear expectations, accurate builds, and timely optimizations Lead the testing roadmap for search and programmatic channels, owning the evaluation and onboarding of new partners so Underdog stays at the cutting edge of what's working in app-based UA Translate MMP and backend data into clear performance narratives, budget recommendations, and executive-ready reporting Work closely with Analytics and Data Science to validate attribution, forecast accurately, and optimize toward LTV and pROAS targets Partner with Creative and Growth leadership to brief channel-specific creative concepts, and build a feedback loop between creative performance and spend decisions Monitor competitive UA activity, ad trends, and industry innovation to surface new growth vectors Support budget forecasting, channel planning, and monthly business reviews Who you are 7+ years of hands-on UA experience with a he avy focus on paid search and programmatic channels You have deep fluency in Google Ads and Google UAC - app campaign structure, Smart Bidding, Performance Max, audience signal strategy, and creative best practices Hands-on experience with Apple Search Ads at scale Experience with DSPs (Moloco, Liftoff, etc.), and video ad networks (Unity Ads, etc.).