Supply Chain Demand Manager (Aerospace)

Ilocatum; Northampton (MA); On-site; USD 100,000 - 110,000; Full time

Job summary

Ilocatum in Northampton, MA is seeking a Supply Chain Demand Manager to own the demand plan, turning data into decisions that drive growth, inventory health, and customer service. You will build and own forecasts across products and regions, and lead S&OP/IBP alignment with Sales, Marketing, Finance, and Operations.

The role requires 5+ years in demand planning and strong ERP/MRP experience, with advanced Excel and data visualization skills. Onsite role with leadership interaction.

Qualifications

• 5+ years of progressive experience in demand planning, forecasting, supply chain planning, or production planning.
• Hands-on S&OP or IBP experience, leading or actively contributing.
• Proven record of improving forecast accuracy and turning complex data into clear recommendations.
• Experience in an ERP/MRP environment with demand or supply chain planning systems.
• Advanced Excel plus reporting or visualization tools.
• Strong grasp of inventory management, safety stock, and capacity planning.
• Bachelor's degree in Supply Chain, Business, Operations, Statistics, Engineering, or related field.
• Confident presenting to senior leadership.
• Onsite in Northampton, MA.

Responsibilities

• Build and own statistical and consensus forecasts across products, customers, channels, and regions.
• Lead demand planning within S&OP/IBP, aligning Sales, Marketing, Finance, and Operations on one plan.
• Track and improve forecast accuracy, MAPE, and bias, and fix root causes of variance.
• Shape inventory strategy, safety stock, and service levels.
• Plan demand for new products, transitions, and phase-outs.
• Build scenarios and present risks, opportunities, and recommendations to leadership.
• Modernize planning with advanced analytics, automation, and AI tools.

Skills

Demand planning experience

Forecasting

Supply chain planning

Production planning

Education

Bachelor's degree in Supply Chain / Business / Operations / Statistics / Engineering

Tools

ERP/MRP systems

Job description

Supply Chain Demand Manager

Northampton, MA | $100,000 - $110,000

Own the demand plan that keeps a complex manufacturing business running, turning data into decisions that drive growth, inventory health, and customer service.

Must-Haves

• 5+ years of progressive experience in demand planning, forecasting, supply chain planning, or production planning
• Hands-on S&OP or IBP experience, leading or actively contributing
• Proven record of improving forecast accuracy and turning complex data into clear recommendations
• Experience in an ERP/MRP environment with demand or supply chain planning systems
• Advanced Excel plus reporting or visualization tools
• Strong grasp of inventory management, safety stock, and capacity planning
• Bachelor's degree in Supply Chain, Business, Operations, Statistics, Engineering, or related field
• Confident presenting to senior leadership
• Onsite in Northampton, MA

Nice-to-Haves

• APICS/ASCM certification (CPIM or CSCP)
• Demand planning in aerospace, defense, or complex manufacturing
• Experience with long lead times, constrained materials, or complex BOMs
• Master's degree in Supply Chain, Business, Analytics, or Engineering
• AI/ML forecasting or advanced BI tools

About The Company

An established manufacturer of complex, engineered products with a collaborative, cross-functional culture focused on continuous improvement.

What You'll Do

• Build and own statistical and consensus forecasts across products, customers, channels, and regions
• Lead demand planning within S&OP/IBP, aligning Sales, Marketing, Finance, and Operations on one plan
• Track and improve forecast accuracy, MAPE, and bias, and fix root causes of variance
• Shape inventory strategy, safety stock, and service levels
• Plan demand for new products, transitions, and phase-outs
• Build scenarios and present risks, opportunities, and recommendations to leadership
• Modernize planning with advanced analytics, automation, and AI tools

Why This Role

You'll be the go-to voice on demand, with direct influence on leadership decisions and the freedom to build scalable planning processes.