ECommerce/3P Manager

Hammerjack Pty Ltd; Philippines; On-site; PHP 900,000 - 1,200,000; Full time

Job summary

Hammerjack Pty Ltd seeks an experienced Ecommerce Marketplace Manager to grow third-party sales on Amazon, Walmart, Target, eBay, Faire, and other online marketplaces. You will oversee strategy, advertising, listings, pricing, promotions, inventory planning, and reporting to achieve profitable growth.

The role requires a proven track record with 4+ years in ecommerce marketplace management, direct Amazon experience, and strong data analysis skills.

Qualifications

• 4+ years hands-on e-commerce marketplace management.
• Direct experience with Amazon Seller Central or Vendor Central.
• Experience managing Amazon Ads/PPC and retail media.
• Marketplace SEO, listings, catalog management, and product optimization.
• Experience with FBA and inventory/replenishment.
• Strong Excel/data analysis skills.
• Experience tracking ROAS, ACOS, TACOS, conversions and margins.
• Experience managing a large/high-volume SKU catalog.
• Experience with Walmart, Target, eBay, or similar marketplaces.

Responsibilities

• Oversee marketplace strategy across Amazon, Walmart, Target, eBay, Faire, and other platforms.
• Manage advertising, product listings, pricing, promotions and inventory planning.
• Monitor account health, reporting and drive profitable sales growth.
• Provide examples of revenue growth, ad improvements, or successful launches on request.

Skills

E-commerce mgmt

Amazon Seller Central

Amazon Advertising

Retail media

Marketplace SEO

FBA

Data analysis

ROAS/ACOS

SKU catalog mgmt

Other marketplaces

Job description

We are looking for an experienced, hands-on, and results-driven Ecommerce Marketplace Manager to manage and grow our third-party sales channels, including Amazon, Walmart, Target, eBay, Faire, and other online marketplaces. This position will oversee marketplace strategy, advertising, product listings, pricing, promotions, inventory planning, account health, reporting, and profitable sales growth.

Proven track record required. Candidates should be prepared to provide specific examples of marketplace revenue growth, advertising improvement, successful product launches, profitability gains, catalog expansion, or account-health recovery.

Must-have:

• 4+ years of hands-on e-commerce marketplace management
• Direct experience with Amazon Seller Central or Vendor Central
• Experience managing Amazon Ads/PPC and retail media
• Marketplace SEO, listings, catalog management, and product optimization
• Experience with FBA and inventory/replenishment
• Strong Excel/data analysis skills
• Experience monitoring ROAS, ACOS, TACOS, conversion, sales, margins, and profitability
• Experience managing a large/high-volume SKU catalog
• Experience with at least some of Walmart, Target, eBay, or similar marketplaces

Strongly preferred:

• Walmart Seller Center / Walmart Connect / WFS
• Target Plus or Target.com
• eBay
• Shopify
• Rithum/ChannelAdvisor
• ERP/OMS systems such as Odoo or NetSuite
• Consumer products or SKU-intensive categories