Sr Manager Seller Success (12month fixed term role)

What you'll do

Join Walmart as a Senior Manager, Strategic Account Management – Marketplace Europe, and help over 295 million customers live better every week.

At Walmart, we're more than the Fortune #1 company—we're a place where innovation, inclusion, and impact come together. You'll work in a fast-paced global environment where your ideas matter and your contributions help shape the future of eCommerce.

Over the past two years, we've experienced significant growth from sellers across the UK, Europe, and Turkey selling through Walmart marketplaces in the US, Canada, and Mexico. To support this momentum, we're expanding our presence with a new office in London, providing localized support and accelerating seller growth across the region.

As Senior Manager, Strategic Account Management, you will own a portfolio of strategic Marketplace sellers, helping them grow their business across Walmart's global marketplaces. You'll partner with sellers to develop long-term growth strategies, drive adoption of Walmart programs, and collaborate cross-functionally to deliver an exceptional seller experience.

What you'll do

• Manage a portfolio of strategic, high-value Marketplace sellers across multiple categories.
• Drive GMV growth by developing customized business strategies and executing growth initiatives.
• Build trusted relationships with senior and executive-level stakeholders within seller organizations.
• Promote adoption of Walmart Marketplace programs, including:
  • Walmart Fulfillment Services (WFS)
  • Walmart Connect (WMC)
  • Ship With Walmart (SWW)
  • Deal Events and promotional programs
• Serve as the voice of the seller by partnering with Product, Operations, Support, and other cross-functional teams to resolve issues and improve the seller experience.
• Develop compelling business cases and data-driven recommendations.
• Represent Walmart Marketplace at industry events and identify new partnership opportunities.
• Continuously explore innovative solutions that create value for sellers, customers, and Walmart.

What you'll bring

Required Qualifications

• Bachelor's degree in Business or a related field with 3+ years of experience in Business Management, Account Management, Marketing, Merchandising, Omnichannel, or a related field; OR 5+ years of equivalent professional experience.
• Experience managing strategic customer or seller relationships.
• Proven success growing revenue, GMV, or business performance.
• Experience leading cross-functional initiatives.
• Strong communication, influencing, and relationship-building skills.
• Excellent organizational and project management abilities.
• Results-oriented mindset with strong analytical and problem-solving skills.

Preferred Qualifications

• Experience supporting Marketplace, eCommerce, SaaS, or digital platform businesses.
• Experience in international or cross-border eCommerce.
• Experience managing Seller Success or Strategic Accounts.
• Intermediate Excel skills (Pivot Tables, VLOOKUP, etc.).
• Experience with SQL, BigQuery, or willingness to learn.
• Fluency in additional European languages.
• Knowledge of the European eCommerce landscape.

You'll be successful if you are

• Seller obsessed and customer focused.
• Relationship-driven and consultative.
• Comfortable influencing without direct authority.
• Data-driven and highly analytical.
• Adaptable in a fast-paced, evolving environment.
• Passionate about innovation and continuous improvement.
• A collaborative team player who enjoys solving complex business challenges.