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Materials Manager, Supply Chain

GKN Aerospace Inc
United States, Alabama, Tallassee
Feb 03, 2026
Job Summary
We are seeking an experienced Materials Supply Chain Planning Manager to lead site planning activities with a strong focus on Master Production Scheduling (MPS) and SIOP/IBP processes. This role ensures alignment of demand, supply, capacity, and operational execution to support delivery, inventory, and cost objectives.
Job Responsibilities

  • Lead, coach, and develop the Planning & Scheduling team, ensuring strong performance, effective onboarding, and alignment with GKN Aerospace culture.
  • Own and manage weekly MPS cycles, monthly SIOP/IBP reviews, and daily shop-floor scheduling to ensure feasible, capacity aligned production plans.
  • Validate MPS feasibility by balancing capacity, inventory targets, material availability, customer requirements, and planned downtime or development activity.
  • Maintain accurate capacity models and ensure high-quality planning data across MRP, including BOMs, routings, and master data.
  • Partner with Integrated Program Teams to reconcile forecasts, manage customer past dues, support demand supply balancing, and provide inputs to MPS governance meetings.
  • Align shop-floor schedules with customer demand and inventory strategies to optimize execution and operational flow.Monitor and improve planning KPIs such as Master Schedule Adherence, Customer Past Dues, and Days Inventory Outstanding.
  • Apply PDCA, A3, and structured problem solving to address performance gaps, drive process discipline, and support continuous improvement initiatives.
  • Provide planning metrics, capacity analysis, and master data insights for Operations Capability Reviews and other key operational forums.

Job Qualifications

  • Bachelor's degree in Supply Chain, Operations, Industrial Engineering, or related field (or equivalent experience).
  • 7+ years of supply chain planning experience, including SIOP/IBP, MPS, and production scheduling.APICS BSCM required; CPIM preferred.
  • Expertise in forecasting, MPS/MRP, and capacity planning.
  • Strong leadership, analytical skills, and cross-functional communication capability.
  • Must be a U.S. Person under ITAR.



Preferred Qualifications



  • Experience with Cincom Management System planning modules.
  • Background in Lean, Continuous Improvement, and KPI-driven performance management.


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