Sr. Manager, Retail Media Networks

Tombras, a 450+ person, full-service, national advertising agency with a digital mindset, is seeking a Sr. Manager, Retail Media Networks to help build and scale our Commerce Media capability across retailers. This role is a hands-on RMN (Retail Media Network) operator who will lead day-to-day execution across priority retail media networks and collaborate closely with Programmatic, Analytics + Data Science, Media Strategy, and Creative to deliver full-funnel commerce outcomes and closed-loop measurement.

You’ll be joining one of the top independent agencies in North America.

Connecting Data & Creativity for Business Results® is working for our clients and creating a flywheel affect fueling both client and agency growth.

You’ll be a part of a highly creative agency that has been recognized by AdAge, Adweek, Communication Arts, Fast Company, Forbes and Fortune. Tombras was recently named 2025 AdAge Agency of the year and 2024 AdAge Independent Agency of the Year.

• Own end-to-end Retail Media Network (RMN) activation and performance for assigned clients, including campaign builds, ongoing optimization, testing, and budget pacing across priority RMNs.
• Lead execution across primary RMNs, including:
• • Walmart Connect
  • Target Roundel
  • Kroger Precision Marketing
  • Instacart Ads
  • Door Dash Ads
• Build and manage scalable workflows in Pacvue, Skai, and other cross-retailer platforms to drive automation, efficiency, and disciplined pacing.
• Partner with Tombras’ Programmatic Investment team on RMN offsite / DSP extensions where applicable (retailer audiences, offsite measurement, and full-funnel integration), ensuring RMN and programmatic tactics reinforce each other.
• Collaborate with Analytics + Data Science and cross-channel teams to shape and operationalize closed-loop measurement strategies:
• • Align on KPI definitions and reporting logic across retailers (where data differences are real)
  • Help incorporate RMN signals into omni-commerce dashboards and performance narratives
  • Support incrementality/test-and-learn design where feasible
• Drive core performance levers across RMNs: keyword/search and category targeting, product targeting, bidding/budget optimization, placement controls, audience tactics, and creative testing plans based on each retailer’s capabilities.
• Partner with Creative and client commerce stakeholders to improve retail readiness inputs (product content/PDP needs, promotions, availability, pricing) and translate insights into actions that improve conversion and efficiency.
• Collaborate with Media Strategy and broader media investment teams to connect RMNs into full-funnel plans (e.g., social, video/CTV, programmatic), while keeping retail media KPIs and retailer realities front and center.
• Lead the client performance rhythm for RMNs—running daily/weekly check-ins as needed (pacing, promos, priorities, issue resolution), delivering clear, actionable campaign performance reporting recaps and recommendations
  , and ensuring stakeholders stay aligned on what’s driving performance and what’s changing next.
• Stay current on RMN product updates, betas, and measurement changes; proactively identify new retailer opportunities (including specialty RMNs like The Home Depot/Orange Apron, Chewy, and others) based on evolving client needs.
• Contribute to new business: RMN audits, POVs, launch plans, and pitch support related to retail media growth.
• Mentor and support junior talent as the team scales; help train other media teams on RMN differences vs. traditional paid search and programmatic.

• 5+ years of performance media experience, with 3+ years hands-on RMN buying and optimization (agency experience strongly preferred).
• Demonstrated hands-on experience managing budgets and improving performance across at least two major RMNs (Walmart/Target/Kroger/Instacart/Door Dash preferred).
• Strong experience with Pacvue and/or Skai (ability to operationalize pacing, automation rules, and scalable optimization workflows).
• Working knowledge of RMN measurement realities and KPIs:
• • ROAS, new-to-brand/new-to-category where available, audience performance, share-of-voice signals (varies), promo impacts, and retailer…