Senior Marketing Data Scientist

Responsibilities

• Own marketing tests end-to-end, leveraging and contributing to Python-based measurement workflows
• Collaborate with senior ICs to address data infrastructure needs and develop new analytical solutions
• Develop reporting and monitoring tools to increase visibility into marketing performance and impact
• Conduct deep-dive analyses regarding performance, audiences, monetization, attribution, and data integrity
• Provide flexible analytical support across the team’s project portfolio, translating data into actionable recommendations

Requirements

• 2–3 years of experience conducting quantitative analyses, ideally within a marketing or growth environment
• Strong SQL skills and experience working with relational databases (e.g., BigQuery, Redshift)
• Proficiency with visualization and reporting tools such as Python, Looker, or Redash
• Knowledge of core statistical methods used for hypothesis testing and analytical inference
• Strong analytical and problem-solving skills with the ability to communicate insights concisely

Preferred Qualifications

• Master’s degree or higher in a computer, mathematical, physical, life, or social science discipline
• Experience with geo experiments or synthetic control models (e.g., CausalImpact, GeoLift)
• Familiarity with digital marketing and measurement platforms (e.g., Google Analytics, Google Ads, Meta Business Suite)

Benefits

• Generous performance-based bonus plans
• Rich medical, dental, and vision coverage
• Generous retirement contributions with 100% immediate vesting
• Quarterly all-company wellness days and a well-being stipend
• One-time home office stipend and annual professional development budget
• Considerable paid parental leave

About the Company

Mozilla Corporation is the non-profit-backed technology company that has shaped the internet for the better over the last 25 years. We make pioneering brands like Firefox, the privacy-minded web browser. Our work focuses on diverse areas including AI, social media, and security, all while staying focused on our core mission: to make the internet better for people.