Principal Supply Planner & Analyst

The Principal Supply Planner & Analyst will be responsible for demand planning, production planning analysis, master data management, ERP/MRP configuration, and performance reporting to ensure accurate forecasts, efficient production schedules, and reliable data‑driven insights. The successful candidate will collaborate across supply chain, operations, procurement, and IT to balance supply and demand, optimize inventory, and maintain high‑quality master data for effective planning.

• Develop and maintain accurate demand forecasts using historical data, market insights, and input from sales and marketing.
• Incorporate new product promotions and business strategies into demand plans.
• Track and improve forecast accuracy; support Sales & Operations Planning (S&OP) activities.

• Translate demand forecasts into production, inventory, purchasing and capacity plans that align with manufacturing capabilities.
• Create and maintain production schedules, considering material availability, labor, and equipment capacity.
• Analyze production data and KPIs to identify risks, bottlenecks, shortages, and opportunities for improvement.
• Support continuous improvement initiatives in planning and scheduling processes.
• Configure and optimize MRP settings and parameters to improve planning effectiveness and responsiveness.

• Maintain planning‑related master data in ERP/MRP systems, including BOMs, routings, material masters, and planning parameters.
• Ensure accuracy, consistency, and governance of planning master data across plants and functions.
• Conduct audits, resolve discrepancies, and support new product introductions (NPI) with accurate data setup.
• Implement and maintain ERP/MRP configurations that support accurate demand, supply, material and inventory planning.

• Develop and maintain reports and dashboards to monitor operational performance, including forecast accuracy, backlog status, service levels, material shortages, capacity utilization, and inventory health.
• Provide management with actionable insights and trend analyses to support decision‑making.
• Automate and streamline reporting processes where possible.
• Ability to work in a fast‑paced environment.
• Ability to manage multiple priorities and switch gears easily.
• Excellent written and verbal communication skills.
• Strong analytical and problem‑solving abilities.
• High attention to detail and accuracy in data management.
• Excellent cross‑functional collaboration skills.
• Data visualization and reporting expertise to translate data into actionable insights.
• Continuous improvement and process optimization mindset.

The position is based in Billerica and requires no travel.

• Bachelor’s degree in Supply Chain, Operations, Industrial Engineering, or a related field.
• 5‑7 years of experience in demand planning, production planning, or supply chain analysis in a manufacturing environment.
• Strong knowledge of ERP/MRP systems (SAP, Oracle, or equivalent).
• Advanced Excel skills; experience with reporting tools (Power BI, Tableau, or similar).
• Solid understanding of manufacturing processes, inventory management, and supply chain principles.

Salary range $110K‑$120K/year.

This job description is only intended to summarize the duties required of the position and is not all‑inclusive. The Principal Supply Planner & Analyst may be required to perform other duties as directed.

Responsible for demand and production planning, data management, and analysis to optimize supply, inventory, and forecasting accuracy.