Demand Planning Manager

Posted 9/2/2026 · last confirmed live 9/5/2026

Demand Planning Manager Job Summary The Demand Planning Manager analyzes demand signals for products to effectively drive the Supply Chain and provide an accurate demand plan to guide the wholesale (shipment) sales plan and retail sales plan. The Manager plays a role in the Sales and Operations Planning (S&OP) process by collaborating with the Supply Planning, Sales, Marketing, and Finance teams to ensure alignment between the forecast and financial plans. Key Responsibilities Forecasting & Analytics Own the monthly SKU/retailer forecasting process, applying statistical forecasting models (e.g., exponential smoothing, causal/regression-based methods) alongside market and retailer-specific inputs Lead new product forecasting, including initial sell-in projections, launch phasing, post-launch tracking, and category contribution analysis Assess new launch impact on existing products for cannibalization risk or complementary growth Own forecast accuracy and bias metrics (e.g., WAPE/MAPE) against defined targets; drive root-cause analysis and continuous improvement Assess actual sell-through vs. plan, identify variance drivers, and translate findings into forward forecast revisions Cross-Functional Engagement Participate in S&OP and business review forums, presenting demand insights, scenario analyses, and tactical recommendations to senior stakeholders Develop close working relationships with key retailers, providing inventory feedback and collaborating on joint forecasting where applicable Process & Systems Own end-to-end product lifecycle planning, including phase-in/phase-out timing and inventory risk mitigation at end-of-life Provide input to Supply Planning on inventory strategy discussions Leverage AI/ML-driven forecasting and analytics tools to improve forecast accuracy, automate routine analysis, and surface demand insights faster, while applying business judgment to validate, adjust, or override AI-generated forecasts to ensure they reflect market reality Qualifications 6-8 years of experience within Demand Planning, Sales Planning, or Supply Chain preferred Strong Excel skills required; Vanguard experience a plus Proven track record owning forecast accuracy metrics and driving measurable improvement Strong analytical skills with high attention to detail and the ability to translate data into clear, actionable insights for senior stakeholders Experience with demand planning/ERP systems (e.g., SAP IBP, Kinaxis, O9, Anaplan) and BI tools (e.g., Tableau, Power BI) Working knowledge of sales strategy and brand positioning Flexible, adaptive mindset with the ability to operate in a fast-paced, evolving environment Cosmetics or Consumer Packaged Goods (CPG) industry experience strongly preferred Our Perks Salary range: $80,000-100,000 (Compensation will depend on a variety of factors, including but not limited to skill level, relevant work experience & education) Medical, dental, vision, 401K plan & access to health & wellness programs Paid vacation, holidays, summer Fridays, birthdays off, volunteer time & more Makeup gratis, employee discount on tarte.com, team give back initiatives Friendly, fun, creative & collaborative work environment Tarte is an equal opportunity employer.

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This role is published by tarte cosmetics on workable. SwiftFit is not the employer and does not accept applications.