Marketplace Forecasting Analyst (Amazon & E‑commerce)

Sport Dimension Inc; Carson (CA); On-site; USD 75,000 - 90,000; Full time

Benefits offered by this job

Medical insurance

Dental insurance

Vision insurance

401(k) plan

Vacation days (10)

Paid holidays (7)

Sick days (5)

Job summary

Sport Dimension Inc., based in Carson, California, is seeking an analyst to own marketplace forecast, profit reporting, and Vendor Central operations. You will translate data into clear buy and replenish decisions for Amazon and other channels.

You will build monthly forecasts by product, monitor revenue, and work with production planning to optimize orders. The role emphasizes data-driven decisions, accuracy, and collaboration with finance and logistics.

Qualifications

• 3 years of relevant experience in ecommerce forecasting, inventory planning or marketplace operations
• Hands-on Amazon Vendor Central experience, including purchase orders, plus Seller Central and Direct Import (DI); familiarity with Walmart.com and other marketplaces
• Advanced Excel or Google Sheets, with the ability to build forecasts and explain the assumptions behind them
• Experience with Helium 10 or similar marketplace research tools
• Able to validate data and AI-assisted analysis and turn findings into business decisions
• Microsoft Dynamics 365 experience is a plus

Responsibilities

• Forecasting and profit: Own the monthly unit and revenue forecast by product for Amazon and our other marketplaces, with conservative, expected and optimistic scenarios and documented assumptions
• Own a monthly profit report by channel, after product costs, marketplace fees, fulfillment, advertising and returns
• Compare actual sales with forecast every month, explain the gaps and adjust
• Recommend initial order quantities and replenishment plans to our production planning team
• Research product opportunities in Helium 10 and our sales data (demand, competitors, pricing, customer reviews, seasonality) and recommend what to launch, test or pass on
• Run Vendor Central purchase order acknowledgement and confirmation, and follow each cancel back to its cause
• Work chargeback and co-op disputes with our finance team
• Follow up on inventory, purchase orders, launches and shipments with production and logistics, and resolve operational issues
• Keep catalog data and ASIN variations accurate
• Forecast accuracy

Skills

Forecasting

Inventory planning

Data validation

AI-assisted analysis

Excel/Google Sheets

Communication

Tools

Amazon Vendor Central

Seller Central

Direct Import (DI)

Walmart.com

Helium 10

Microsoft Dynamics 365

Job description

Sport Dimension Inc., based in Carson, California, is seeking an analyst to own marketplace forecast, profit reporting, and Vendor Central operations. You will translate data into clear buy and replenish decisions for Amazon and other channels.

You will build monthly forecasts by product, monitor revenue, and work with production planning to optimize orders. The role emphasizes data-driven decisions, accuracy, and collaboration with finance and logistics.