Amazon Advertising & Marketplace Specialist

Mass Culture

3h•$40 - $60

About The Position

Mass Culture is seeking an experienced Amazon Advertising & Marketplace Specialist for a hands-on, part-time freelance role. The specialist will manage and optimize Amazon advertising campaigns, analyze performance data, identify growth opportunities, and support day-to-day marketplace operations. The role calls for someone who can work independently, get started quickly, and collaborate with the team to deliver results for clients. The position involves managing Sponsored Products, Sponsored Brands, and Sponsored Display campaigns; monitoring performance, pacing, and budgets; conducting keyword research and targeting and bid optimization; and testing campaign structures, creative assets, and targeting approaches. The specialist will analyze and report on key advertising metrics, translate findings into recommendations, and communicate results and optimization opportunities to clients. The specialist will also support marketplace activities through Seller Central and/or Vendor Central, monitor listings, inventory, and account health, recommend product detail page improvements, and help resolve marketplace issues with internal teams and client partners. They will work with media and account teams, stay current on Amazon advertising and marketplace developments, and align Amazon initiatives with broader client objectives. The engagement is approximately 10–20 hours per week, with compensation of 40–60 per hour depending on experience, and an ASAP start. Mass Culture describes its working style as collaborative, flexible, and results-oriented, emphasizing practical client work, accountability for growth, and a close relationship with its sister branding agency, Brains.

Requirements

Proven hands-on experience managing and optimizing Amazon advertising campaigns.
Strong working knowledge of Amazon Ads, including Sponsored Products, Sponsored Brands, and Sponsored Display.
Experience using Amazon Ads Console and campaign data to make informed optimization decisions.
Familiarity with Amazon Seller Central and/or Vendor Central, marketplace operations, and product listing management.
Strong analytical skills and a clear understanding of Amazon advertising performance metrics.
Ability to independently manage campaigns, prioritize opportunities, and execute efficiently.
Excellent communication skills and comfort collaborating with cross-functional teams.
Strong attention to detail, organization, and a proactive approach to problem-solving.
Experience working across multiple brands or client accounts; agency experience is considered ideal.

Nice To Haves

Experience with Amazon DSP.
Experience with Amazon Marketing Cloud or advanced Amazon measurement solutions.
Familiarity with third-party Amazon advertising and marketplace management platforms.
Experience supporting Amazon SEO, listing optimization, and conversion rate improvements.
Broader retail media experience across platforms such as Walmart Connect or Instacart Ads.

Responsibilities

Build, launch, manage, and optimize Sponsored Products, Sponsored Brands, and Sponsored Display campaigns.
Monitor campaign performance, pacing, and budgets to support efficient spend and strong results.
Conduct keyword research, refine targeting, and optimize bids to improve ROAS, ACOS, and overall campaign performance.
Identify opportunities to scale successful campaigns, improve efficiency, and drive incremental sales.
Test and optimize campaign structures, creative assets, and targeting approaches.
Analyze advertising performance and identify actionable insights and growth opportunities.
Track and report on sales, ROAS, ACOS, TACOS, conversion rates, and advertising efficiency.
Translate performance data into recommendations and next steps.
Communicate results, opportunities, and optimizations to clients in partnership with the Mass Culture team.
Support day-to-day Amazon marketplace activities through Seller Central and/or Vendor Central.
Monitor product listings, inventory availability, and account health for issues that may affect advertising performance.
Recommend product detail page improvements, including titles, descriptions, images, and A+ Content.
Troubleshoot marketplace challenges and coordinate with internal teams or client partners to resolve them.
Identify ways to connect advertising performance with overall marketplace growth.
Collaborate with media and account teams to align Amazon initiatives with broader client objectives.
Stay current on Amazon advertising capabilities, platform updates, and marketplace best practices.