Company Overview

MACOM designs and manufactures semiconductor products for Data Center, Telecommunication and Industrial and Defense applications. Headquartered in Lowell, Massachusetts, MACOM has design centers and sales offices throughout North America, Europe and Asia. MACOM is certified to the ISO9001 international quality standard and ISO14001 environmental management standard.

MACOM has more than 70 years of application expertise with multiple design centers, Si, GaAs and InP fabrication, manufacturing, assembly and test, and operational facilities throughout North America, Europe, and Asia. Click here to view our facilities. In addition, MACOM offers foundry services that represents a key core competency within our business.

MACOM sells and distributes products globally via a sales channel comprised of a direct field sales force, authorized sales representatives and leading industry distributors. Our sales team is trained across all of our products to give our customers insights into our entire portfolio.

MACOM is an Equal Opportunity Employer committed to a diverse workforce. MACOM will not discriminate against any worker or job applicant on the basis of race, color, religion, gender, gender identity, gender expression, national origin, ancestry, age, sexual orientation, marital or civil partnership status, pregnancy, disability, genetic information, veteran status, military obligations, or membership in any other category protected under applicable law.

Role Overview

The Demand Planning Manager will lead the forecasting and demand planning process for semiconductor products, ensuring accurate projections to support production, inventory, and customer fulfillment. This role requires strong analytical skills, cross-functional collaboration, and a strong understanding of semiconductor market dynamics.
Reporting to the Director Sales Operations, this position is responsible for managing the SIOP business process, customer demand forecasting, managing inventory and the SIOP execution associated with customers and products.

Key Responsibilities

• Develop and maintain accurate demand forecasts using statistical models, historical data, and market intelligence.
• Collaborate with Sales, Operations, Business Unit and Finance teams to align forecasts with business objectives.
• Monitor demand trends, customer orders, and market signals to adjust forecasts proactively.
• Manage and lead the Sales, Inventory & Operations Planning (SIOP) process including monthly reviews.
• Identify risks and opportunities in demand plans and communicate actionable insights to stakeholders.
• Optimize inventory levels to balance service levels and working capital.
• Implement and improve demand planning tools and processes.
• Provide reporting and analytics to support executive decision-making. Including data visualisation reports and dashboards to facilitate easy interpretation and communication of SIOP KPIs.
• Identify, and implement opportunities for improvements to the forecasting process. Improving both the efficiency (streamline) as well as the effectiveness (accuracy) of the process.

Qualifications, Skills & Experience

• Bachelor’s degree in Supply Chain, Manufacturing, Engineering, Science, Business, or related field is desirable but not essential. Relevant experience will also be considered.
• 5+ years of experience in demand planning or supply chain management, preferably in the semiconductor industry.
• Strong knowledge of forecasting methodologies and ERP planning systems.
• Advanced Excel and data analysis skills; experience with Data Visualisation tools such as SAP Analytics Cloud, Power BI, or equivalents BI tools is a plus.
• Excellent communication and stakeholder management skills.
• Self-motivated, comfortable working with ambiguity and managing complexity in a global, fast-paced global organization.
• Familiarity with semiconductor product lifecycle, lead times and the general semiconductor industry an advantage.
• Good planning and organizational skills.
• Significant cross-functional leadership capabilities – ability to lead, collaborate and influence without authority; uses informal structure, dynamics, and culture to get things done.

Demand Planning Manager

Job Description