Media Supervisor, Retail Media

Mile Marker LLC; New York (NY); On-site; USD 90,000 - 130,000; Full time

Job summary

A leading media agency is seeking a Media Supervisor, Retail Media to lead the strategy and activation of retail media campaigns for major clients. The role involves collaborating with clients, analyzing campaign data, and ensuring excellence in measurement and optimization across various retail media platforms, including Walmart and Amazon. This position also requires mentoring junior staff and providing insights into market trends.

Qualifications

• 5+ years of digital media experience with 3 years in retail media campaign management.
• Hands-on experience with platforms like Walmart Connect, Instacart, Amazon.
• Strong understanding of retail media ecosystem and omni-channel marketing.

Responsibilities

• Lead development and execution of omni-channel retail media strategies.
• Analyze campaign data and deliver actionable performance reports.
• Mentor and supervise junior team members.

Skills

Leadership

Analytical skills

Communication

Project management

Education

Bachelor’s degree in Marketing, Business, Communications, or related field

Tools

Google Analytics

Looker Studio

Excel

PowerPoint

Job description

Mile Marker is the preeminent, end to end award-winning media agency deliberately built for the ambitions of growth marketers.We provide an unmatched range of capabilities, simplified access to data profiles and a carefully layered technology stack that holds accountable our media plans, and the humans that develop them, to deliver measurable, impactful business outcomes with true integrity. For more information go to www.milemarkeragency.com.

About the role

The Media Supervisor, Retail Media will lead strategy, planning, and hands-on activation of retail media campaigns across key clients as well as platforms including Walmart Connect, Instacart, Roundel (Target), Criteo Retail Media, Amazon, and other Retail Media Networks (RMNs). This person will partner closely with clients to set strategy, drive activation and ensure we as a team are meeting all of the agreed upon success criteria. They will ensure excellence in measurement and optimization and provide insights into market and retail trends. As part of the role, they will integrate retail media into holistic, omni-channel strategies for major retail and CPG clients.

What you'll do

• L ead the development and execution of omni-channel retail media strategies, integrating retail platforms with broader media plans.
• Oversee campaign setup, optimization, and performance management across Kroger, Instacart, Walmart Connect, Amazon, and other retail media networks - including On-Platform & Off-Platform retail media strategies.
• Collaborate with our analytics COE and client leadership to ensure optimal methodologies, cohesive messaging and measurement across channels.
• Provide strategic guidance to top clients and internal teams on leveraging retail media for full-funnel marketing objectives.
• Analyze campaign data, generate insights, and deliver actionable performance reports with clear recommendations.
• Stay current on the retail media landscape, platform updates, and industry trends to inform strategies and educate teams.
• Build and maintain strong relationships with clients, acting as a trusted strategic partner.
• Collaborate with internal teams (media planners, analytics, creative) to ensure cohesive execution.
• Mentor and supervise junior team members, sharing best practices and ensuring high-quality campaign execution.
• Participate in client presentations, articulating media strategy, campaign results, and growth opportunities within the retail category and its impact on omni-channel execution.
• Develop and test custom audience segments, retargeting pools, and lookalike models using first-party and CRM data where/when applicable.
• Ensure campaigns are optimized against key client success criteria including but not limited to ROI and iROAS.

Qualifications

• Experience:
• 5+ years of digital media experience, with at least 3 years in retail media campaign management (agency or client-side).
• Hands-on experience with campaign setup, trafficking, and optimization on Walmart Connect, Instacart, Roundel (Target), Criteo Retail Media, Amazon, and other Retail Media Networks (RMNs).
• Strong understanding of the retail media ecosystem, platform-specific algorithms, and the evolving role of retail media within omni-channel marketing.
• Proven ability to analyze data, optimize campaigns for performance, and communicate insights to internal and external stakeholders.
• Experience integrating retail media into broader media strategies, including paid search, paid social, and programmatic channels.
• Proficient in media analytics and reporting tools (e.g., Google Analytics, Looker Studio, Excel/Sheets).
• Excellent communication, organizational, and presentation skills.
• Bachelor’s degree in Marketing, Business, Communications, or related field preferred.
• Skills:
• Deep knowledge of retail media platforms (Kroger, Instacart, Walmart Connect, Amazon) - including On-Platform and Off-Platform tactics.
• Confident presenter who can command an audience and deliver strategy and results.
• Strong analytical and quantitative skills; experience with campaign measurement and attribution.
• Ability to manage multiple projects and priorities in a fast-paced environment.
• Leadership and mentorship skills; experience supervising or training junior staff.
• Strategic thinker with hands-on, detail-oriented execution abilities.
• Proficiency in Microsoft Office suite, especially Excel and PowerPoint.
• Leadership :
• Strong leadership and team management experience a plus, with a track record of motivating and guiding teams to success.
• Experience with leading multi-disciplinary teams towards one common goal and deliverable.
• Ability to collaborate with a variety of internal and external stakeholders, including senior client leadership, subject matter experts, and clients.

This is a strategic and hands-on role for an experienced retail media expert ready to lead omni-channel campaigns, drive measurable results, and mentor a growing team. The ideal candidate combines platform mastery with a holistic understanding of the retail media landscape and its integration into broader marketing efforts.