Sr. Marketplace Manager

Jeg's Automotive•Delaware, OH

4d•Onsite

About The Position

JEGS is seeking a Sr. Marketplace Manager to own and grow their marketplace channels (Amazon, eBay, Walmart). This role requires a blend of commercial leadership and technical expertise to manage revenue, margin, assortment, pricing, promotions, advertising, and account health. The ideal candidate will partner with the Category Management team and lead the day-to-day operations of the marketplace channels.

Requirements

Four or more years in third-party marketplaces.
At least two years of experience owning revenue and margin outcomes.
Required experience with Amazon Seller Central.
Deep hands-on comfort with marketplace back ends; ability to diagnose feed or listing errors independently.
Experience with a marketplace integration or feed management platform (e.g., Rithum, ChannelAdvisor, Feedonomics).
Working knowledge of CSV and XML data formats, SFTP, and attribute mapping logic.
Strong analytical skills.
Comfortable with large catalogs and building business cases from data.

Nice To Haves

Automotive aftermarket, performance parts, or another technical, fitment-driven catalog experience.
Experience with ACES and PIES or equivalent product data standards.
Marketplace advertising management experience.
Familiarity with advertising tools such as Helium 10, Pacvue, or Teikametrics.
Experience launching a new marketplace channel.
Experience leading or developing others.
Exposure to Snowflake, Sigma, or similar analytics environments.
eBay or Walmart experience strongly preferred.

Responsibilities

Own the marketplace P&L across Amazon, eBay, Walmart and any future channels, including revenue, margin, marketplace fees, fulfillment fees, and advertising costs.
Develop and execute channel strategy, including category focus, expansion plans, and new marketplace entry recommendations.
Define marketplace-specific assortment in partnership with Category Management, including channel-exclusives and strategic item selection.
Collaborate with Category Management and Content teams on listing readiness for new product launches.
Serve as the in-house expert on Amazon Seller Central, eBay Seller Hub, and Walmart Seller Center.
Own the integration layer, including Rithum and other feed, listing, or repricing tools.
Set standards for business rules, templates, feed logic, and attribute mapping, ensuring understanding of data flow and troubleshooting capabilities.
Manage end-to-end listing quality, including titles, bullets, A+ content, imagery, category and attribute mapping, variation structures, and fitment data.
Diagnose and resolve feed failures, suppressed listings, Buy Box loss, miscategorization, pricing errors, and order flow issues.
Act as the escalation point for marketplace platform issues, coordinating with IT, support, and marketplace account teams.
Partner with Data and Content teams on catalog accuracy, enrichment, and automation.
Set and manage pricing strategy by channel, considering competitiveness, margin, and MAP obligations.
Own the marketplace promotional calendar and deal programs, aligning with the overall company promotional plan.
Monitor competitive pricing and develop strategic responses.
Oversee marketplace advertising strategy and budget across Amazon Ads, Walmart Connect, and eBay Promoted Listings.
Report on advertising return on investment, identifying effective and ineffective spend.
Improve organic visibility through listing optimization, review generation, and keyword strategy.
Own fulfillment strategy by channel (FBA, seller fulfilled, dropship) and manage inventory.
Monitor account health, policy compliance, and performance metrics across all platforms, proactively resolving issues.
Partner with Customer Service on marketplace order issues, returns, and buyer messaging.
Lead and support marketplace operations personnel, setting priorities and standards.
Develop and maintain documentation and Standard Operating Procedures (SOPs) for marketplace operations.
Report channel performance weekly and monthly with a focus on Buy Box, conversion, fees, and contribution margin.
Develop new reporting capabilities and work with the Data team for automation.
Provide insights and recommendations based on performance data.