growthroles

E-Commerce Marketing Manager, North America

Mars (External) Open · verified Sep 22, 2026
Hybrid 4 Locations Full-time Manager Ecommerce Marketing

At a glance

Mid-level Ecommerce Marketing role at Mars (External). 4 Locations · full-time.

In listing Ecommerce Marketing salary

RoleEcommerce Marketing
SeniorityManager
Location4 Locations
WorkplaceHybrid
EmploymentFull-time
PostedSep 21, 2026 · 1d ago
Role brief

Growth Roles summary, based on the employer's posting.

What you'll do

  • Own retail media planning, audience targeting, keyword bids, and ongoing campaign improvements
  • Build full-funnel shopper programs for Amazon and Chewy, from agency briefing through creative delivery
  • Improve retailer pages and Brand Stores with stronger content, searchability, ratings, and reviews
  • Track campaign and sales results, then recommend ways to improve spend, return, growth, and share
  • Manage e-commerce budgets, agency performance, testing plans, and capability development across North America

What you bring

  • At least five years driving growth in e-commerce or digital commerce
  • At least two years running Amazon and Chewy marketing campaigns using their advertising tools and platform practices
  • Working knowledge of retail media costs, targeting, measurement, optimization, and core digital commerce metrics
  • Strong project management skills for prioritizing complex work and keeping initiatives on schedule and within budget

Who this fits

You’ll suit a growth-focused e-commerce marketer who can turn retail media data into shopper plans, customer presentations, and sales action. The role is based in Louisville, Nashville, New York City, or St. Louis, with three days per week in person. It is a manager-level position reporting to the Director of eCommerce, Retail Media & Merchandising.

From the employer

Job Description:

Changing the World, One Kibble at a Time

Champion Petfoods is expanding! We are excited to announce we are looking for a eCommerce Marketing Manager to join our rapidly growing company.

Champion Petfoods is an award-winning pet food crafter with a reputation of trust spanning 35+ years. From our humble beginnings, founded in a small town in Alberta, Canada, Champion – with its ORIJEN® and ACANA® brands – is a key player in the global premium pet food industry.

Our purpose, To Earn Pet Lover Trust Every Day so Pets Thrive for a Lifetime, provides the foundation for our highest aspirations as a company. Being a partner to the communities that surround us – and the environment that sustains us – are top priorities.

We would love to hear from you if you are passionate about personal and professional growth and see yourself as a key player contributing to our continued success as an award-winning company.

Here’s the scoop - Summary

The eCommerce Marketing Manager is a strategic partner within the e-commerce Sales Team, building marketing partnerships and managing digital campaigns with customers such as Amazon, Chewy and Petco.

They will work directly with customer marketing teams and agency partners to translate Champion PetFood’s North America Growth agenda into e-commerce shopper marketing plans that continuously optimize full-funnel performance metrics and customer engagement strategies.

The E-commerce Shopper Marketing Manager possesses a deep understanding of consumer behavior, the retail media landscape, and e-commerce platform mechanics. Champion Petfoods, within the Mars Pet ecosystem, is a specialty super-premium pet food company dedicated to its high-quality nutritional philosophy.

The Ecommerce Marketing Manager works out of our Corporate office in Louisville (CO), Nashville (TN), New York City (NY) or St Louis (MO), works a hybrid schedule with 3 days in-person and reports to the Director of eCommerce, Retail Media & Merchandising.

Key Responsibilities:

  • Retail Media Ownership & Optimization: Own retail media performance and optimization. Provide media strategy support, comprehensive campaign planning, and ongoing media optimization.
  • Audience & Search Strategy: Develop and execute audience targeting strategies and manage keyword bidding to maximize campaign reach and conversion.
  • Campaign Management & Execution: Develop and implement full-funnel shopper marketing strategies for Amazon and Chewy that align with regional e-commerce sales goals. Includes agency briefing, planning, creative development, and continuous optimization.
  • Drive Perfect Digital Store (PDS): Build an action plan to optimize performance across retailers’ pages and Brand Stores, including image and video content, searchable content, & ratings and reviews, leveraging tools such as Salsify, Vendor Central, NielsenIQ, Power BI as needed.
  • Sales Growth & Performance Analysis: Monitor and analyze campaign performance metrics, providing insights to optimize spend, increase ROI, and grow sales and share. Regularly report on sales trends, opportunities, and campaign outcomes (Campaign Reporting) to the Ecommerce Director.
  • Cross-Functional Collaboration: Work closely with the sales and marketing teams to develop comprehensive plans that address consumer needs and enhance the shopping experience. Provide creative recommendations and promotional media support. Collaborate with Amazon and Chewy Account Directors to align on key opportunities.
  • Customer Insights & Competitive Analysis: Analyze customer behavior and competitive activity leveraging data insights to inform strategic decisions and improve the shopper journey.
  • Influence Annual Account Business Planning: Participate in Account Strategy and Customer Relationships. Support Annual Business Planning, Internal Leadership initiatives, and Executive presentations. Provide actionable insights and solutions that support growth objectives for the customer, company, and category. Lean into storytelling and presentations to leadership and customers concerning our eComm Marketing efforts.
  • Budget & Resource Management: Handle overall Budget Management. Manage and allocate the budget for e-commerce campaigns and ensure that resources are optimized to drive sales and engagement within budget.
  • Innovation & Capability Building: Drive a Test & Learn Roadmap. Contribute to the Global Digital Marketing learning agenda: identify best practices, contribute to the global test and learn plan, and drive capability building within North America.
  • Agency Management and Governance: Own management of Retail Media Agency, establishing performance expectations and working through the commercial team to drive efficient and timely contract negotiations. Leverage and provide feedback on Global agencies and tools.

Requirements

  • Minimum of 5+ years’ experience and a strong record of driving growth in the e-Commerce/ Digital Commerce Channel.
  • Minimum 2+ years’ experience in managing Amazon and Chewy marketing campaigns, including an understanding of their platform algorithms, advertising tools, and best practices.
  • Experience with retail media players including understanding fundamental tenets of costs (CPMs), targeting, measurement, and optimization.
  • Understand core digital and e-commerce business metrics and how to optimize against them.
  • Excellent project management skills, with the ability to work in a complex environment, prioritize work and keep projects on track and on budget.
  • Possesses a growth mindset to continuously challenge the organization in ways that build a culture of continuous learning.
  • Must be proactive, action-oriented, and results-driven.

What can you expect from Champion?

  • Safety: A strong commitment to ensure all people are provided with a safe, healthy and respectful environment.

  • Earnings: Salary range from USD$98,000 to USD$135,000, 401k with Company, and donation matching.

  • Industry Competitive Benefits: Medical, dental, vision and employee assistance programs to meet your individual or family needs.

  • Continuing Education: In house & online learning & development, as well as an education assistance program.

  • Quality: a dedication to uphold the highest standards of authenticity, nutritional integrity, and food safety, to earn the trust of Pet Lovers everywhere.

  • Other Perks: Free bag of premium pet food each month.

What are you waiting for? Join the pack!

Come as you are.

We value diversity in all forms and know the power it can bring. Workplace equality allows for creative ideas to bloom, diverse points of views to be heard, and increases overall happiness. That sounds pretty good to us.

Champion is an equal opportunity employer. Regardless of your race, color, religion, sex, national origin, sexual orientation, gender identity, disability, age, veteran status, or any other creed, you are wanted here.


#cpfind

The base pay range for this position at commencement of employment is between the range listed below, however, base pay offered may vary depending on multiple individualized factors, including but not limited to, market location, job-related knowledge, skills, and experience. The total compensation package for this position may also include other elements, if eligible, including variable pay, medical and dental benefits, participation in 401k plan, and paid time off benefits. Eligibility for these additional elements depend on the position offered and the employee’s work schedule (i.e., part-time schedule, store associate). Details of participation in these benefit plans will be provided if an applicant receives an offer of employment.

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