Senior Manager, Supply Chain Management (Material Planning)

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers’ mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do. L3Harris is the Trusted Disruptor in defense tech. With customers’ mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security. Job Location: Camden,NJ Job Schedule: 9/80 Regular   Job Description:   The Senior Manager, Supply Chain Management (Material Planning) provides strategic leadership and oversight for the Materials Planning function within the broader Supply Chain organization, supporting multiple manufacturing facilities across a division or sector. This role is accountable for developing and executing standardized material planning processes that ensure material availability, optimize inventory investment, support production requirements, and enable on-time delivery of contractual commitments. They are responsible for ensuring the effective utilization and integrity of the Material Requirements Planning (MRP) system across supported sites. This includes establishing planning standards, maintaining appropriate planning parameters, driving disciplined execution of MRP outputs and action messages, and ensuring material requirements accurately support production schedules and customer delivery commitments. This position works closely with Demand Planning, Production Planning & Control, Procurement, Inventory Management, Operations, Program Management, Engineering, Quality, and other cross-functional stakeholders to identify and mitigate material risks, improve planning accuracy, optimize working capital, and ensure alignment between material requirements, production schedules, and contractual delivery dates. Also serves as a key escalation point for material-related risks and is responsible for developing the Material Planning organization through standardized processes, performance management, talent development, and continuous improvement.   Essential Functions:   ·          Provide strategic leadership for Materials Planning across multiple sites, ensuring alignment with enterprise Supply Chain, Operations, and business objectives. ·          Establish, implement, and continuously improve standardized Materials Planning processes, system disciplines, and best practices. ·          Lead and develop the Materials Planning organization, driving performance management, talent development, succession planning, and a high ‑ accountability culture. ·          Ensure robust planning master data, disciplined MRP utilization, and accurate material requirements through effective ERP/MRP governance. ·          Oversee end ‑ to ‑ end material requirements planning, including requisition creation, shortage management, supplier issue resolution, and alignment to production schedules. ·          Partner cross ‑ functionally with Production Control, Procurement, Engineering, Quality, Operations, and Program Management to resolve material risks and maintain schedule and contractual commitments. ·          Serve as a senior escalation point for critical material issues impacting production, customer deliveries, or program milestones. ·          Manage and analyze key performance indicators, inventory health, demand changes, and material positions to optimize working capital and drive proactive risk mitigation. ·          Lead continuous improvement, data ‑ driven decision-making, SIOP participation, and business transformation initiatives to