Senior User Acquisition Manager

ABOUT THE ROLE Own and scale Meta paid acquisition for an early-stage AI-powered B2B SaaS company, helping shift growth toward small and midsize businesses. You will work across performance marketing, creative, product, and measurement to build a testing program that drives sustainable growth. WHAT YOU'LL DO - Set Meta budget allocation and campaign strategy, managing seven-figure monthly spend against ROAS and LTV:CAC targets. - Analyze campaign results, identify creative patterns, and provide the in-house creative team with structured, data-backed briefs. - Run a high-velocity testing program across audiences, creative, campaign structures, and micro-personas. - Connect channel performance to unit economics and incrementality, partnering on attribution and measurement. - Build tools, automations, and workflows, using AI where it can make user acquisition faster and more autonomous. - Turn testing results into actionable insights that support the shift toward SMB and business audiences. WHAT WE'RE LOOKING FOR - At least 4 years of performance marketing experience, including managing six-figure monthly Meta budgets against LTV:CAC targets. - Strong knowledge of attribution, incrementality, and unit economics, with the ability to connect channel decisions to business outcomes. - Experience working closely with creative teams, developing data-led hypotheses, and creating effective feedback loops. - Experience building tools or automating workflows with code or AI-native platforms. - A track record of structured, fast-paced testing and clear communication with cross-functional partners. COMPENSATION & BENEFITS Salary: $60,000 to $70,000 USD annually. LOCATION Remote, with Paris, France as the primary location.