Senior Staff Data Scientist

RemotePrincipalPosted Aug 17, 2026

PythonRSQLStatistics+3 more

About this role

Lead data science at Mozilla as a Senior Staff (P5) Data Scientist, partnering with senior executives to shape long-term strategy through rigorous, data-driven insights. You'll mentor data scientists, design sophisticated analytical solutions, and influence critical business decisions across Mozilla's mission-driven products.

Must have

Exceptional verbal and written communication skills with executive audiences

Proven track record of influencing without authority across cross-functional teams

Deep expertise in Python or R, SQL, statistics, and modern data science tooling

Strong foundation in analytical methods with sound statistical judgment

Experience mentoring data scientists and advising on technical direction

Technologies

PythonSQLMachine learningRAIData scienceStatistics

Responsibilities

Shape Mozilla's most important business decisions with rigorous data-driven insights

Build trusted relationships with senior leaders and cross-functional partners

Design and deliver sophisticated analytical solutions for complex ambiguous problems

Serve as technical leader mentoring data scientists and elevating analytical quality

Translate complex technical findings into clear decision-ready recommendations

Benefits

Flexible time offHealth insuranceDental insuranceVision insuranceRetirement benefits with matchWellness platform with incentivesHome office allowanceParental leaveProfessional development

Amenities

Generous performance-based bonus plans for eligible employeesQuarterly all-company wellness days where everyone pauses togetherCountry specific holidays plus birthday day offOne-time home office stipend providedQuarterly well-being stipend for ongoing wellness support