Marketing Scientist - EMEA (London) at OpenAI | GB | Rezi

Marketing Scientist - EMEA (London) at OpenAI

Marketing Scientist - EMEA (London)

OpenAI · GB

3 weeks ago

Marketing Scientist - EMEA (London)

OpenAI · GB

22 days ago
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About the Role

We are seeking a Marketing Scientist to join OpenAI’s Ads Marketing Science function. This senior individual contributor role combines rigorous measurement expertise with strong client judgment and hands-on execution to help OpenAI Ads prove and improve advertisers’ media performance. You will work with sales, partners, and clients supporting measurement including verification, attribution, incrementality, brand, marketing mix modeling (MMM), and scalable advertiser reporting.

Responsibilities

  • Partner with Sales, advertisers, and agencies to shape learning agendas, interpret results, and improve media performance.
  • Apply rigorous advertising measurement approaches across attribution, incrementality, marketing mix modeling, and other relevant methodologies.
  • Develop scalable measurement programs and guidance that improve decisions and adoption of rigorous measurement practices.
  • Shape advertiser-facing insights experiences that translate campaign and audience data into actionable performance recommendations.
  • Conduct auction optimization analyses to identify delivery, pricing, and performance opportunities that improve advertiser outcomes.
  • Communicate complex concepts clearly and uphold high standards for privacy, quality, transparency, and responsible interpretation.

Requirements

  • Deep expertise (10+ years) in advertising measurement, including experimentation, incrementally testing, attribution, and econometric approaches such as MMM.
  • Hands-on senior individual contributor who works directly with large datasets using SQL, Python or R, and AI-enabled analytical workflows, without sacrificing rigor or judgment.
  • Trusted client advisor who can navigate sophisticated advertiser questions, measurement discrepancies, and executive conversations with clarity and sound judgment.
  • Designed or operated lift and incrementality programs, including experiment design, power analysis, governance, diagnostics, and statistical quality standards.
  • Experience with third-party measurement providers, partner onboarding, APIs or data integrations, and translating partner needs into practical product requirements.
  • Partnered effectively with Product, Engineering, and Data Science to turn measurement methodology into scalable tools, reporting, or platform capabilities.
  • Can translate complex statistical concepts into practical decisions for both technical and non-technical audiences.
  • Thrive in fast-paced, high-ambiguity environments and can influence across teams without relying on formal authority.
  • Care deeply about privacy-forward, trustworthy measurement that helps advertisers understand, prove, and improve media performance.

Skills

  • SQL
  • Python
  • R
  • Experimentation
  • Incrementality testing
  • Attribution
  • Marketing Mix Modeling (MMM)
  • Data analysis
  • Client advising
  • API integration

Location

  • London

Work Type

  • Hybrid

Experience Level

  • 10+ years
  • Senior

About the Company

  • OpenAI is an AI research and deployment company dedicated to ensuring that general-purpose artificial intelligence benefits all of humanity.
  • We push the boundaries of the capabilities of AI systems and seek to safely deploy them to the world through our products.
  • AI is an extremely powerful tool that must be created with safety and human needs at its core, and to achieve our mission, we must encompass and value the many different perspectives, voices, and experiences that form the full spectrum of humanity.

Equal Opportunity

  • We are an equal opportunity employer, and we do not discriminate on the basis of race, religion, color, national origin, sex, sexual orientation, age, veteran status, disability, genetic information, or other applicable legally protected characteristic.
  • We are committed to providing reasonable accommodations to applicants with disabilities, and requests can be made via this link.