Senior Data Scientist, Marketing Analytics

Expedia; Seattle (WA); On-site; USD 138,000 - 193,000; Full time

Benefits offered by this job

Medical coverage

Dental coverage

Vision coverage

Paid time off

Employee Assistance Program

Wellness and travel reimbursement

Travel discounts

IATAN membership

Job summary

Expedia Group in Seattle is seeking a Data Science III – Marketing Analytics to own measurement strategy and drive business impact by connecting rigorous data science with strategic decisions across paid channels. You will design experiments (A/B testing, MMM), develop scalable measurement frameworks, and generate strategic insights with SQL, Python, and Tableau.

You’ll translate findings for the C-suite and mentor analytics colleagues.

Qualifications

• Relevant degree in a quantitative discipline (Mathematics, Data Science, Engineering, Statistics, or related field) OR minimum 3+ years of experience in analytics, data science, or a related analytical role
• Experienced in measuring marketing effectiveness and channel ROI such as incrementality testing, marketing mix modeling (MMM), cleanroom, or other marketing measurement method or frameworks
• Demonstrated capability to independently frame ambiguous business problems into data science solutions within marketing analytics and drive end-to-end processes from data extraction to insight implementation
• Strong proficiency in SQL, Python, and Tableau for data extraction, analysis, modelling, and visualisation
• Hands-on expertise applying statistical methods and experimentation techniques, including A/B testing, user-level testing, and causal analysis
• Ability to design and implement scalable analytical solutions across complex, multi-channel environments
• Excellent project management and cross-functional collaboration skills with ability to influence senior or cross-functional decision-makers
• Strong problem-solving ability in dynamic, ambiguous environments with capability to operate independently and drive initiatives to completion
• Strategic mindset with ability to connect data insights to business outcomes and guide multi-million dollar investment decisions

Responsibilities

• Own measurement strategy and design for marketing effectiveness using advanced data science methodologies (A/B testing, Conversion lift studies, incrementality analysis, attribution models, marketing mix modeling)
• Take ambiguous, high-stakes business questions and independently frame them into structured analytical problems, applying creative data science approaches to deliver practical, scalable solutions
• Proactively identify measurement gaps and develop solutions before being asked; anticipate and solve complex measurement and data challenges
• Build reusable measurement frameworks that improve measurement quality, reduce time-to-insight, and set standards for analytics rigor across the organization
• Generate strategic insights through deep-dive analyses using SQL, Python, and Tableau to uncover growth opportunities and quantify incremental value of marketing investments
• Translate complex findings into clear, compelling narratives for C-suite and senior leadership to guide multi-million dollar budget decisions
• Drive cross-functional partnerships across marketing, finance, engineering, and data teams to implement measurement frameworks and ensure adoption
• Influence stakeholders at all levels to adopt data-driven decision-making and shape how the organisation measures marketing ROI among channel managers, advertising partners, senior leadership, finance, and data engineers
• Promote measurement best practices and establish standards within the organization; stay current with industry advancements in experimentation, attribution, and measurement
• Mentor and raise the bar for analytics capabilities within the team and contribute to advancing the analytics discipline
• Operate with independence and ownership: take initiative on ambiguous problems, drive solutions to completion, and demonstrate strategic judgment in prioritizing high-impact work

Skills

SQL

Python

Tableau

A/B testing

Marketing analytics

Collaboration

Statistics

Problem solving

Education

Bachelor's degree

Quantitative degree

Tools

Tableau

Job description

Expedia Group in Seattle is seeking a Data Science III – Marketing Analytics to own measurement strategy and drive business impact by connecting rigorous data science with strategic decisions across paid channels. You will design experiments (A/B testing, MMM), develop scalable measurement frameworks, and generate strategic insights with SQL, Python, and Tableau.

You’ll translate findings for the C-suite and mentor analytics colleagues.