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Sales Inventory and Operations Planning Manager (SI&OP)

Company

Howmet Aerospace

Location

Whitehall, MI

Posted

July 01, 2026

Position Overview

Position Summary

The SIOP Manager is responsible for leading the Sales, Inventory, and Operations Planning process to ensure alignment across demand, supply, and financial plans. This role drives cross-functional collaboration between Sales, Operations, Supply Chain, Finance, and Engineering to optimize inventory levels, improve forecast accuracy, and support efficient production scheduling. The SIOP Manager plays a key role in ensuring the organization can meet customer demand while maintaining operational efficiency and profitability.
Key Responsibilities:

+ Lead and facilitate the monthly SIOP process to ensure alignment between demand, supply, and financial goals.

+ Partner with Sales and Marketing to develop accurate demand forecasts and assess market trends

+ Collaborate with Operations, Procurement, and Production teams to ensure capacity and material availability align with forecasted demand.

+ Analyze supply and demand d...

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