Senior Manager, Marketing Effectiveness

At eBay were more than a global ecommerce leader were changing the way the world shops and sells. Our platform empowers millions of buyers and sellers in more than 190 markets around the world. Were committed to pushing boundaries and leaving our mark as we reinvent the future of ecommerce for enthusiasts.

Our customers are our compass authenticity thrives bold ideas are welcome and everyone can bring their unique selves to work every day. Were in this together sustaining the future of our customers our company and our planet.

Join a team of passionate thinkers innovators and dreamers and help us connect people and build communities to create economic opportunity for all.

About the Opportunity

eBay is a global commerce leader that connects millions of buyers and sellers around the world. We are looking for an intellectually curious business-savvy and analytical leader with a deep understanding of marketing effectiveness to join us as the Senior Manager Marketing Effectiveness.

In this high-impact role you will be the definitive voice on what worked and why. You will move beyond simple metrics to deliver deep causal insights into how our marketing spend drives brand equity and business growth.

Based in Berlin and reporting to the Head of Marketing Effectiveness you will redefine how eBay measures marketing effectiveness in a privacy-first AI-driven ecosystem and help lead the transition from retrospective reporting to predictive and prescriptive decision systems for our largest global markets.

About the Team

The Market Insights team is the strategic engine for eBays global leadership. We dont just report data; we transform consumer signals into actionable roadmaps. Our team is a collaborative group of researchers and analysts who believe that rigorous measurement is the foundation of great marketing. We operate in a fast-paced global matrix partnering closely with Media Finance and Brand teams to ensure every campaign contributes to a cohesive global narrative and a healthy marketplace.

Responsibilities

• Lead the end-to-end measurement and analysis for all major global campaigns providing a definitive assessment of performance against brand KPIs and business goals across our global markets.

• Partner with the team to contribute to the global brand and reputation tracking program integrating findings from paid earned and owned channels to provide a holistic view of eBays market position and sentiment.

• Embed measurement into campaign planning and optimization not just post-launch evaluation

• Partner with Data Science Media and Finance teams to support broader learnings from Marketing Mix Modeling (MMM) and Multi-Touch Attribution (MTA) ensuring post-launch insights inform future budget allocations.

• Establish and maintain a unified KPI hierarchy and measurement playbook that ensures consistent reporting and accountability across regional marketing teams.

• Reimagine insight generation using AI to move from analyst-driven workflows to scalable always-on intelligence systems

• Synthesize complex performance data into compelling executive-ready narratives that go beyond what happened to explain the so what and whats next for senior leadership.

• Lead the development of automated self-service reporting tools (e.g. Tableau Looker) to provide stakeholders with real-time visibility into campaign effectiveness and brand health.

• Act as the primary lead for external measurement partners and research agencies ensuring they deliver high-quality actionable insights that meet eBays rigorous analytical standards.

Qualifications & Experience

• 7 years of experience in Marketing Effectiveness Brand Insights or Marketing Analytics with a heavy emphasis on post-launch measurement and brand health tracking.

• Deep proficiency in marketing measurement methodologies including incrementality testing causal inference and interpreting Econometric/MMM outputs

• Exceptional communication skills with a consultative approach capable of influencing VP-level stakeholders and driving consensus in a matrixed global environment.

• Proven track record of managing campaign measurement across diverse international markets and challenging established methodologies and driving adoption of new ones

• A master at connecting the dots between brand sentiment data and hard commercial outcomes to build persuasive business cases.

• Bachelors or Masters degree in a quantitative or business field (Economics Statistics Marketing Science or similar).

• A resilient can-do attitude with the ability to navigate ambiguity and manage high-pressure delivery timelines without sacrificing attention to detail.

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Additional Details

eBay is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race color religion national origin sex sexual orientation gender identity veteran status and disability or other legally protected you have a need that requires accommodation please contact us at. We will make every effort to respond to your request for accommodation as soon as possible. View our accessibility statement to learn more about eBays commitment to ensuring digital accessibility for people with disabilities.

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