Director, Client Service - MarSci

About the role

We are seeking a highly motivated Director of Marketing Science to support our Media Team’s analytics and measurement function. In this role, you will partner closely with senior leadership to bring cross-channel media measurement strategy to life through execution, account leadership, and actionable insights.

Responsibilities

• Execution & Measurement Delivery
  • Lead the execution of cross-channel media measurement plans, ensuring alignment with broader strategy and business objectives
  • Translate measurement frameworks into practical, client-ready outputs (analyses, dashboards, presentations)
  • Support campaign and always-on programs with ongoing performance analysis and optimization recommendations
• Marketing Mix Modeling & Attribution
  • Support the application of multi-touch attribution methodologies to quantify channel contribution and inform media investment decisions
  • Partner with Analytics stakeholders to ensure outputs are effectively integrated into planning and optimization workflows
  • Maintain a strong working understanding of Marketing Mix Modeling (MMM) methodologies, including how LIFT/LIFT+ solutions complement MMM and broader ROI measurement tools, and help inform opportunities for future integration or enhancement
• Experimentation & Incrementality
  • Design and execute test-and-learn initiatives, including A/B tests, lift studies, and incrementality analyses
  • Ensure strong experimental design and interpretation of results to provide clear, actionable recommendations
• Insights & Storytelling
  • Translate complex analytical outputs into clear, concise insights and recommendations for internal and client stakeholders
  • Develop presentations and materials that connect measurement outcomes to business impact and media and creative optimization opportunities
• Cross-Functional Partnership
  • Work closely with media strategy, activation, analytics, and client teams to ensure measurement is embedded in planning and decision-making
  • Act as a day-to-day marketing science lead on key accounts, ensuring deliverables are timely, accurate, and impactful
  • Contribute to building team capabilities through knowledge sharing and best practice development
• Team Contribution & Development
  • Provide informal mentorship and coaching to junior team members as a subject matter resource
  • Contribute to building team capabilities through knowledge sharing and best practice development

Qualifications & Experience

• 8–12 years of experience in marketing science, marketing analytics, or media measurement (agency or brand-side)
• Strong working knowledge of cross-channel media measurement, including attribution, experimentation, and ROI analysis
• Familiarity with Marketing Mix Modeling concepts and how different measurement approaches complement one another
• Experience supporting data-driven media planning and optimization across digital and/or traditional channels
• Strong analytical skills, including experience with quantitative analysis and data interpretation
• Ability to translate data into clear, actionable insights for business and client stakeholders
• Collaborative, team-oriented mindset with the ability to influence without direct authority
• Bachelor's degree in a relevant field (e.g., Statistics, Economics, Marketing, Business); advanced degree a plus