Plant Scheduler & Planner

Mainstream Pine Products LLC•North Charleston, SC

8d•Onsite

About The Position

The Plant Scheduler & Planner is responsible for ensuring production plans, material availability, and inventory movements are accurately aligned to support safe, reliable, and efficient plant operations. This role serves as the primary coordination point between production, finance, commercial, logistics, and customer service, leveraging advanced planning or ERP systems to balance demand, inventory targets, and storage constraints. The position requires strong system acumen, operational awareness, and proactive problem-solving to prevent supply disruptions and optimize production utilization and oversight. This position is located at the manufacturing building and part of the MPP production team. This role is the primary point of contact for all tolling activities by Ingevity in addition to planning and accounting for all MPP production and outbound shipments to execute business needs.

Requirements

Bachelor’s degree in Supply Chain, Operations Management, Engineering, Business, or a related field (or equivalent experience).
Experience in production planning, scheduling, or supply chain roles within a manufacturing, chemical, or refinery environment.
Strong working knowledge of planning and execution systems, with ERP system experience preferred.
High level of system acumen with the ability to interpret, maintain, and troubleshoot planning and inventory data.

Nice To Haves

Experience with refinery operations, by-product management, or constrained storage environments.
Familiarity with railcar logistics, switching processes, and bulk material handling.
Understanding of planning, scheduling, and subcontracting processes and inventory ownership concepts in ERP systems.
APICS CPIM (Certified in Planning and Inventory Management) certification, or demonstrated progress toward CPIM certification, is a plus.

Responsibilities

Review and maintain the production plan within the planning / ERP system to ensure material availability aligns with production schedules and demand requirements.
Verify that raw material and component purchase orders are placed at appropriate lead times and maintained to support production without shortages or excess inventory.
Facilitate weekly refinery demand reviews to ensure production rates are aligned with demand and storage capacity constraints, with particular focus on by-products requiring continuous monitoring.
Adjust production schedules as needed to prevent overfilling or underutilization of storage tanks while ensuring prime product demand is met.
Ensure all inventory movements within the plant are accurately transacted in the system to maintain inventory integrity for all refinery products.
Monitor inventory levels against targets and proactively identify risks related to supply, demand, or capacity constraints.
Ensure subcontracting components are issued in a timely manner to support accurate purchase order receipt and completion of subcontracted production.
Submit and manage railcar switch requests as needed throughout the week to support on-time order fulfillment.
Coordinate railcar availability and storage locations to ensure by-products always have an appropriate disposition and do not constrain plant operations.
Collaborate with logistics and operations teams to resolve rail, truck, and storage conflicts impacting production or shipments.
Serve as the primary point of contact for Customer Service regarding product availability, order fulfillment timing, and supply constraints.
Communicate proactively with procurement, production, logistics, and customer service to align priorities and resolve issues before they impact customers.
Escalate risks related to inventory shortages, capacity constraints, or demand changes with clear, data-driven recommendations.