Marketplace Account Manager Full Time

About the Role

Sigma Beauty is seeking a detail-oriented and growth-focused Marketplace Account Manager to oversee and optimize our marketplace presence, with a strong emphasis on Amazon US and Amazon EU. This role will be responsible for ensuring listings are accurate, optimized, visually compelling, and fully aligned with brand standards while driving marketplace growth through advertising, SEO strategy, and operational excellence.

The ideal candidate has hands-on experience managing Amazon Seller/Vendor Central accounts and a strong background in Amazon advertising. This position requires someone who understands how to strategically grow marketplace performance through paid media, SEO optimization, and brand protection initiatives. Experience with Amazon advertising is required for this role.

In addition to Amazon US and Amazon EU, this role will also support and manage additional marketplace platforms as needed.

This is a growth-oriented role with opportunities for increased responsibility and compensation based on performance and business impact. Starting salary is $75,000, with a formal compensation review planned after 6–12 months.

Primary Responsibilities

• Manage new item setup across Amazon and additional marketplace platforms
• Optimize product image stacks, A+ Content, and Brand Store storefronts to maximize conversion and brand consistency
• Ensure all listings, images, and enhanced content are live, accurate, and aligned with brand guidelines
• Monitor and maintain Amazon case logs, escalating and resolving issues efficiently
• Identify and troubleshoot suppressed listings, missing content, listing errors, and account health concerns
• Maintain and update variation families including size, scent, bundle, and pack changes
• Develop and execute Amazon SEO strategies including keyword optimization, titles, bullet points, backend search terms, and content enhancements
• Analyze marketplace trends, search performance, and competitor activity to identify growth opportunities and improve organic ranking
• Manage and optimize Amazon advertising campaigns including Sponsored Products, Sponsored Brands, Sponsored Display, and DSP initiatives
• Monitor advertising performance metrics including ROAS, CTR, CPC, TACOS, and conversion rates while making strategic optimizations
• Develop strategic advertising recommendations to improve traffic, ranking, sales performance, and profitability
• Manage and address unauthorized sellers, reseller issues, MAP violations, and marketplace brand protection concerns
• Support and manage additional ecommerce marketplaces as business needs evolve
• Partner with internal teams and external agencies to support marketplace growth initiatives and product launches
• Provide strategic recommendations for marketplace expansion, optimization, and overall account growth

Qualifications

• 3+ years of experience managing Amazon marketplace content and operations
• Required: Proven hands-on experience managing and optimizing Amazon advertising campaigns
• Strong understanding of Amazon advertising platforms including Sponsored Products, Sponsored Brands, Sponsored Display, and DSP fundamentals
• Strong understanding of Amazon SEO including titles, bullets, backend search terms, keyword strategy, and catalog optimization
• Demonstrated experience developing Amazon marketplace growth and optimization strategies
• Experience with A+ Content, Brand Store management, and listing optimization strategies
• Experience addressing unauthorized sellers, reseller issues, MAP violations, and brand protection initiatives on marketplaces
• Proven ability to troubleshoot suppressed listings, variation issues, and account health concerns
• Strong analytical mindset with the ability to interpret performance data and implement strategic improvements
• Excellent attention to detail with a continuous improvement mindset
• Strong communication and collaboration skills with internal and external business partners
• Self-starter with excellent follow-up skills and the ability to prioritize competing priorities
• Experience managing Amazon US and Amazon EU marketplaces preferred
• Experience managing additional ecommerce marketplaces is a plus
• Beauty industry or ecommerce brand experience is a plus