Senior Analyst, Data Science - Temporary Worker

Job Description:

About the Team:

The primary focus of dentsu’s Data Science team is to devise robust yet simple, actionable solutions to drive our clients’ business goals. Our clients see us as trusted advisors and depend on our subject matter expertise to enhance decision-making through our constantly evolving customer analytics capabilities.

About the Role:

For this role, we are looking for a Senior Analyst who is deeply experienced in the application of advanced statistical and data engineering methodologies in both theory and practice for a variety of customer analytics applications. Candidates should be intellectually curious and pragmatic self-starters who possess demonstrable experience leading projects through to completion.

Location: San Francisco/Bay Area or New York

Work Arrangement: Hybrid - 3 days in-office

Start Date: ASAP

Duration: ~12 months

Responsibilities

• Define marketing goals, success metrics, learning agendas, and measurement strategies that translate business questions into clear analysis plans.

• Own campaign measurement from pre-launch planning through in-flight monitoring and post-campaign evaluation, proactively identifying performance issues and recommending optimizations.

• Design, execute, and analyze A/B tests, holdout tests, geo experiments, and brand lift studies, including hypothesis development, success metrics, sample-size and power calculations, test validation, and actionable recommendations.

• Integrate consumer sentiment, survey responses, and behavioral data to develop audience insights that inform targeting and messaging.

• Translate findings into recommendations on campaign strategy, media optimization, and investment; guide stakeholders in interpreting results and applying insights to business decisions.

• Develop scalable models, dashboards, reporting tools, AI-enabled automations, and measurement infrastructure that support multiple campaigns and evolving business needs.

• Drive analytical tool development from scoping and brainstorming through prototyping and deployment.

• Partner with marketing, media, research, growth, product, and data engineering teams to prioritize opportunities, align delivery plans, and present recommendations to leadership.

• Lead focused research and knowledge-sharing initiatives, evaluating new methodologies and tools that improve analytical quality, efficiency, and marketing effectiveness.

Requirements

• Bachelor's degree in a quantitative field, such as Statistics, Mathematics, Computer Science, or Data Science, or equivalent practical experience.

• 3+ years of experience in data science, analytics, or a related quantitative role.

• Advanced SQL skills and experience querying, analyzing, and validating large datasets.

• Proficiency in Python or R, with experience using relevant analytical and visualization libraries. Python examples include pandas, NumPy, statsmodels, scikit-learn, and Matplotlib.

• Strong knowledge of statistical methods, including regression, hypothesis testing, experimental design, and causal inference, with hands-on experience designing and analyzing A/B tests and measuring marketing impact.

• Experience building and maintaining data pipelines and analytical datasets using SQL and Python, including data integration, transformation, validation, and automated reporting.

• Demonstrated ability to independently manage cross-functional stakeholder relationships, communicate progress and risks proactively, and translate complex findings into clear recommendations for non-technical audiences and leadership.

• Experience using AI tools such as Claude to support coding, analysis, automation, and analytical tool development, with careful validation of generated outputs.

Preferred Qualifications

• Familiarity with geo experiments, brand lift studies, survey analysis, or marketing mix modeling.

The hourly pay range for this position is ($45.61 - $61.00). The hourly pay rate for the successful candidate is based on a variety of factors, including relevant experience, knowledge, skills, and other factors permitted by law. Temporary employees are eligible for paid holidays in accordance with dentsu policy, as well as safe and sick time. This position is not eligible for any other benefits or other compensation.

To begin the application process, please click on the “Apply” button at the top of this job posting. Applications will be reviewed on an ongoing basis, and qualified candidates will be contacted for next steps.

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About dentsu

For over 120 years, innovation has been a core tenet of our offering – exploring new ways to reach, engage and nurture relationships with audiences. Together we drive a multiplier effect for clients at a global scale, through the development of Integrated Growth Solutions that are underpinned by our promise to clients: innovating to impact.

Be a force for good. Sustainability is a vital part of our business and an important area of focus for our clients. We’re leading the way – helping to build a more sustainable planet.

Dream loud. In this moment of transformation, we need our people to be fearless, embracing change and ambiguity, driven by the love for their work and excitement for the future.

Team without limits. We create opportunities for connection and collaboration between our colleagues and clients, building a sense of belonging and having some fun along the way.

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