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IAM Product Line Manager

Stellantis
Auburn Hills, United Statesfull_timeVerifiedPosted 22 Mar 2026

About the role

Position Summary 

The Product Line Manager – Independent Aftermarket (IAM) Parts is responsible for the day-to-day management, performance, and growth of assigned product lines within the automotive aftermarket portfolio. This role manages the product lifecycle from concept through launch and ongoing portfolio management, ensuring the product offering meets market demand, financial targets, and company strategic objectives. 

The Product Line Manager works cross-functionally with purchasing, supply chain, marketing, sales, engineering, and supplier partners to support product launches, maintain competitive product offerings, and drive category performance. This position reports to the Category Manager and serves as the internal subject matter expert for assigned product lines. 

 

Key Responsibilities 

Product Line Ownership 

  • Serve as the primary owner and internal expert for assigned product lines. 
  • Manage the full product lifecycle including new product development, line extensions, product maintenance, and end-of-life decisions. 
  • Maintain detailed knowledge of product specifications, applications, competitive offerings, and market positioning. 

Product Launch Management 

  • Lead the execution of new product introductions from concept through launch. 
  • Coordinate cross-functional activities with purchasing, supply chain, engineering, marketing, and sales teams to ensure successful launches. 
  • Track project timelines, deliverables, and milestones to ensure on-time product releases. 

Market and Competitive Analysis 

  • Monitor industry trends, competitive products, and customer feedback to identify opportunities for portfolio expansion or improvement. 
  • Support market analysis to identify product gaps, coverage opportunities, and emerging trends in the automotive aftermarket. 

Supplier and Purchasing Collaboration 

  • Partner with the purchasing team to support sourcing strategies and supplier management. 
  • Assist in evaluating supplier capabilities and ensuring products meet company standards for quality, cost, and delivery. 
  • Support cost management initiatives and product improvements through supplier collaboration. 

Business Performance Management 

  • Monitor product line performance including sales, margin, inventory levels, and product lifecycle metrics. 
  • Support forecasting, pricing strategy, and profitability analysis for assigned product lines. 
  • Identify opportunities to improve product performance through portfolio adjustments or strategic initiatives. 

Cross-Functional Coordination 

  • Work with marketing and sales teams to support product positioning, customer presentations, and promotional initiatives. 
  • Provide technical product knowledge and support internal teams as needed. 
  • Ensure product data, documentation, and system information remain accurate and up to date. 

 

Core Competencies 

  • Product Lifecycle Management 
  • Market and Competitive Analysis

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Company

Stellantis

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