Senior Data Science Analyst - Hybrid (NY/SF)

dentsu; San Francisco (CA); Hybrid; USD 63,000 - 84,000; Full time

Job summary

Dentsu’s Data Science team seeks a Senior Analyst experienced in advanced statistical methods and data engineering to lead analytics for marketing and customer insights across campaigns. This role is based in San Francisco Bay Area or New York with a hybrid work pattern and ASAP start for ~12 months.

You will collaborate with marketing, media, research, growth, product, and data engineering teams to define goals, own measurement, design experiments, and translate findings into actionable

Qualifications

• Bachelor’s degree in a quantitative field or equivalent practical experience.
• 3+ years of experience in data science, analytics, or related role.
• Advanced SQL skills and experience querying large datasets.
• Python or R with relevant libraries (pandas, NumPy, statsmodels, scikit-learn, Matplotlib).

Responsibilities

• Define marketing goals, success metrics, learning agendas, and measurement strategies that translate business questions into analysis plans.
• Own campaign measurement from pre-launch planning through in-flight monitoring and post-campaign evaluation; identify performance issues and optimize.
• Design, execute, and analyze A/B tests, holdout tests, geo experiments, and brand lift studies with hypothesis development and sample-size calculations.
• Integrate sentiment, survey, and behavioral data to develop audience insights for targeting and messaging.
• Translate findings into recommendations on campaign strategy, media optimization, and investment for leadership.
• Develop scalable models, dashboards, reporting tools, AI-enabled automations, and measurement infrastructure for multiple campaigns.
• Drive analytical tool development from scoping to deployment.
• Collaborate with marketing, media, research, growth, product, and data engineering to align delivery and present recommendations.
• Lead research and knowledge-sharing to improve analytical quality and marketing effectiveness.

Skills

Advanced SQL

Python or R

Statistical methods

A/B testing design

Education

Bachelor’s degree in a quantitative field

Tools

SQL

Python

R

Claude AI

Job description

Dentsu’s Data Science team seeks a Senior Analyst experienced in advanced statistical methods and data engineering to lead analytics for marketing and customer insights across campaigns. This role is based in San Francisco Bay Area or New York with a hybrid work pattern and ASAP start for ~12 months.

You will collaborate with marketing, media, research, growth, product, and data engineering teams to define goals, own measurement, design experiments, and translate findings into actionable