Account Manager, Amazon Marketplaces

Account Manager, Amazon Marketplaces

Market Once is hiring an Account Manager to lead our Amazon Client Services team. As a growth-focused, performance-driven professional, you’ll own day‑to‑day Amazon account management, driving results for clients and ensuring clear communication across internal teams.

About the Company

Market Once empowers businesses with insights and strategies to excel in today's dynamic market. With a strong foundation in research, software, consulting, advertising, and marketing, we deliver innovative solutions to corporate clients, private equity firms, and other organizations.

What You’ll Do

• Serve as the day‑to‑day lead for a portfolio of Amazon clients, owning performance and communication
• Develop and execute strategic plans to grow client businesses on Amazon
• Execute core tasks across PPC campaigns, content optimization, promotions, and reporting
• Manage client communications, weekly meetings, and act as the main point of contact
• Partner with Project Coordinators to ensure deliverables are completed on time
• Collaborate with Ads, Catalog, Creative, and Project teams for effective execution
• Monitor key KPIs and report progress toward goals with internal teams and clients
• Prepare and lead monthly/quarterly business reviews (MBRs & QBRs)
• Conduct in‑depth analysis of account performance, identifying opportunities for improvement
• Lead billing processes and ensure accurate invoicing
• Drive agency growth by selling additional services and cross‑sell opportunities

What We’re Looking For

• Bachelor’s degree required
• 2–4+ years of experience in Amazon account management or e‑commerce execution
• Proficient in Amazon Seller Central and/or Vendor Central
• Comfortable working independently and managing multiple accounts
• Strong attention to detail and project ownership
• Excellent communication and organization skills

What We Offer

• Competitive salary: $75,000‑$95,000 base + variable compensation
• Flexible vacation policy
• Comprehensive health, vision & dental insurance
• 401(k) with company contribution
• Beautiful downtown Denver office with commuter benefits
• Career progression opportunities

What To Expect

We are a fully onsite work environment requiring daily presence at our LoDo/Union Station office. Local Denver candidates will be given top priority, but other locations will be considered.

Market Once is an Equal Opportunity Employer. We believe in creating a diverse and inclusive workplace where everyone has the opportunity to thrive. We are committed to hiring individuals based on their skills and qualifications, regardless of race, gender, age, sexual orientation, disability, or any other characteristic. We welcome and encourage applications from all backgrounds.