Senior Manager, Media Strategy & Planning

Job Title: Senior Manager, Media Strategy & Planning

• Location: Cambridge, MA

About the job:

• The media landscape is evolving rapidly, creating new opportunities to connect strategy, data, and technology to more effectively reach patients/consumers and drive brand performance. Sanofi is making bold investments to be on the leading edge of this transformation through new market-leading capabilities.

• Supporting this transformation, the Senior Manager, Media Strategy & Planning will serve as a strategic media lead for designated brands and/or therapeutic area(s), driving media strategy, planning, execution, optimization, and performance management across Consumer and/or HCP campaigns. This role will report to the Director, Media Strategy & Planning and partner closely with Consumer and HCP Media Strategy leads, Brand Marketing, Analytics, Omnichannel Enablement, Digital, Finance, and agency partners.

• The ideal candidate is a strong media strategist with deep digital media experience, comfort working with performance data, and the ability to operate independently in brand-, GTMC- and agency-facing discussions. This role requires fluency in the evolving media landscape, including clean room-enabled activation, audience segmentation, omnichannel measurement, and AI-enabled media optimization.

• This role offers the opportunity to help shape the future of media as Sanofi evolves toward a more internally owned, data-enabled, and performance-driven consumer marketing operating model. The Senior Manager will strengthen media strategy, improve optimization speed, build internal capability, and translate emerging data and measurement tools into measurable business impact.

• This role is based in Cambridge, MA.

About Sanofi:

We’re an R&D-driven, AI-powered biopharma company committed to improving people’s lives and delivering compelling growth. Our deep understanding of the immune system – and innovative pipeline – enables us to invent medicines and vaccines that treat and protect millions of people around the world. Together, we chase the miracles of science to improve people’s lives.

Main Responsibilities:

Media Strategy, Planning & Business Partnership

• Serve as media strategy lead for designated brand(s) and/or therapeutic area(s), acting as a trusted partner to Brand, Analytics, Omnichannel, Digital, and agency.

• Translate brand objectives, audience priorities, business context, and media performance into strategic plans, tactical recommendations, and optimization opportunities.

• Lead development of media planning inputs, including audience strategy, channel role, tactical requirements, media asset needs, and campaign priorities.

• Develop clear recommendations and presentation materials to secure alignment on media plans, optimizations, and investment decisions.

• Share learnings across indications to support consistent media strategy principles and portfolio-level improvement.

Campaign Execution, Optimization & Performance

• Oversee campaign execution across assigned channels and workstreams, ensuring media plans are delivered accurately and against established KPIs.

• Partner with agency teams on launch readiness, trafficking / tagging needs, optimization timing, issue resolution, and campaign-level performance management.

• Lead optimization discussions across audiences, channels, tactics, spend, sequencing, frequency, and performance outcomes.

• Review dashboards, campaign reporting, and agency outputs to identify trends, diagnose performance drivers, and recommend action.

• Partner with Analytics to strengthen measurement interpretation, performance storytelling, and closed-loop optimization.

Consumer Marketing Capability Evolution

• Support the Media team’s evolving role in the consumer marketing operating model, including elevated business partnership and increased ownership of key capabilities.

• Translate clean room-enabled audience and measurement capabilities into practical media activation and optimization approaches.

• Partner with Digital, Analytics, and agencies to operationalize new data-enabled capabilities, including segmentation, activation, measurement, and reporting enhancements.

• Contribute to media planning and performance forums by leading media inputs, identifying insights, interpreting implications, and driving follow-through.

Budget, Agency & Operational Management

• Manage media budgets for assigned workstreams, including pacing, investment tracking, PO / invoice