Senior User Acquisition Manager

About the Role Own and scale Meta user acquisition for an early-stage SaaS business, supporting a strategic shift toward small and mid-sized business customers. You will work across performance marketing, creative, product, and measurement to build a fast-learning growth engine. What You'll Do • Own Meta budget allocation and campaign strategy, managing seven-figure monthly spend against ROAS and LTV:CAC targets. • Analyze campaign performance to identify creative patterns and provide structured, data-backed briefs to the creative team. • Run high-velocity tests across audiences, creatives, campaign structures, and customer segments. • Connect channel results to unit economics and incrementality, partnering on attribution and measurement to guide spend decisions. • Build tools and automations, including with AI-native platforms, to make user acquisition workflows faster and more autonomous. What We're Looking For • At least 4 years of performance marketing experience, including management of substantial 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 partnering with creative teams, developing data-backed hypotheses, and maintaining structured feedback loops. • Experience building tools or automating workflows with code or AI-native platforms, and running frequent, structured tests. • SMB, product-led growth, or SaaS marketing experience is useful. Compensation & Benefits Base salary: $60,000 to $70,000 USD annually. Location Remote, with Paris, France as the primary location.