E-Commerce Account Manager (Walmart Marketplace) Brooklyn, NY $125k – $150K Position Overview We are seeking a hands-on E-Commerce Account Manager to support and grow marketplace operations, with a strong focus on Walmart Marketplace. This role sits at the intersection of data, operations, and account management—owning product listings, resolving catalog issues, and helping brands scale across major e-commerce platforms. This is an excellent opportunity for someone who enjoys working with sellers, leveraging data to drive growth, and being deeply involved in the day-to-day mechanics of large-scale e-commerce. The Ideal Candidate Experienced in managing Walmart Marketplace accounts end-to-end Highly detail-oriented with strong data accuracy instincts Strong Excel user (comfortable with formulas, pivots, and data cleanup) Comfortable troubleshooting listing, catalog, and data feed issues Clear communicator who can work cross-functionally and with external partners Thrives in a fast-paced, high-ownership environment Key Responsibilities Manage and maintain product listings across Walmart, Amazon, Wayfair, and other marketplaces (titles, descriptions, images, specs, variations) Own product data integrity across platforms; identify and resolve catalog, pricing, and SKU mapping issues Troubleshoot listing errors, suppressed products, and feed discrepancies Coordinate with marketplace reps and internal teams (operations, logistics, customer service) to resolve issues and disputes Support new product launches, ensuring all listing requirements are met prior to go-live Monitor account health and ensure listings remain accurate, compliant, and optimized Qualifications and Must-Haves 5+ years of experience in e-commerce operations, marketplace management, or data management Direct, hands-on experience with Walmart Marketplace (non-negotiable) Strong proficiency in Microsoft Excel (pivot tables, formulas, data analysis) Experience managing product catalogs across multiple platforms (Amazon, Walmart, Wayfair, etc.) Strong attention to detail with the ability to identify and resolve inconsistencies quickly Excellent communication skills, both written and verbal Apply Now: nechi@maiplacement.com