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Customer Manager, eCommerce

Mars (External) Open · verified Sep 10, 2026
Tennessee-Franklin Full-time Manager Ecommerce Marketing

Mid-level Ecommerce Marketing role at Mars (External). Tennessee-Franklin · full-time.

Role brief

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

What you'll do

  • You'll manage the daily Category Manager relationship, vendor negotiations, and joint business planning
  • You'll produce monthly dog-business forecasts and maintain risks, opportunities, DMR Power Page, and weekly pacing updates
  • You'll coordinate investment choices, trade funding, and financial reporting with internal teams
  • You'll lead monthly business reviews, build standard slides, and present GSV and NSV results against plan
  • You'll own customer performance, partners, systems, and workflows across a multi-brand portfolio

What you bring

  • A bachelor's degree in business, marketing, economics, finance, or a related field
  • At least three years of relevant customer management experience
  • Strong command of forecasting and budget management, backed by careful attention to detail
  • Clear communication and partnership-building skills with retail customers and internal teams
  • Analytical ability to shape customer strategies into simple, persuasive stories

Who this fits

This role suits a customer-facing manager who has driven online business through collaborative sales strategies and can work across retail and internal teams. It is a full-time position in Franklin, Tennessee, reporting to the eCommerce Sales Director.

From the employer

Job Description:

The eCommerce Customer Manager is a key part of our transformational journey to a digital-first organization putting pet parents at the heart of everything we do.

Reporting to the eCommerce Sales Director you will be responsible for managing a strategic customer relationship within our Sales Team forecasting, creating & executing strategic sales initiatives, and maintaining strong operational control to ensure accurate forecasting with effective trade budget management.

This is a customer-facing role owning the performance, partners, systems, workflows, and discipline that create mutual and sustainable growth across a multi-brand portfolio. This key talent has strong interpersonal skills with a proven track record of driving online businesses through symbiotic sales strategies.

What are we looking for?

  • Bachelor’s degree in a business-related field (e.g., Marketing, Economics, Finance, or related discipline)

  • 3+ years of relevant customer management experience

  • Attention to detail and a fluent understanding of forecasting and budget management

  • Effective Communication Skills and demonstrated ability to build collaborative partnerships with retail customers and internal cross-functional stakeholders

  • Strong analytic skills and ability to develop and influence customer strategies with simple stories


What will be your key responsibilities?

Relationship Management

  • Owns day-to-day relationship with Category Manager, Annual Vendor Negotiation, and customer Joint Business Planning.

Forecasting

  • Responsible for monthly forecasting Dog business, Risks & Opportunities, DMR Power Page and Weekly Pacing updates.


Budget Management

  • Work cross-functionally to optimize investment strategy, balance trade budget and ensure accuracy of financial tools and reporting.

Monthly Business Review

  • Owns agenda and guides design of standardized slides, presents periodic and full year GSV and NSV performance vs plan.

What can you expect from Mars?

  • Work with over 130,000 diverse and talented Associates, all guided by The Five Principles.

  • Join a purpose driven company, where we’re striving to build the world we want tomorrow, today.

  • Best-in-class learning and development support from day one, including access to our in-house Mars University.

  • An industry competitive salary and benefits package, including company bonus.

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