Senior Demand Planner

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Published on:
Sep 15, 2026

Country:
United States

Company:
Luminex Corporation

Job Category:
Operations

Employment type:

Regular Full Time

Diasorin is a global leader in immunodiagnostic and molecular diagnostic solutions, advancing science to improve patient outcomes worldwide. For more than 50 years, we have combined scientific rigor with an entrepreneurial mindset, operating with a strong commitment to innovation, accountability, and results to deliver trusted diagnostic solutions.

As the Diagnostics Specialist, Diasorin continuously invests in research, technology, and people. Guided by our values of operational excellence, customer focus, and teamwork, we empower teams to think boldly, act decisively, and transform ideas into meaningful impact across one of the industry’s broadest specialty diagnostic portfolios.

When you join Diasorin, you are not just filling a role. You are helping build what comes next.

• Build What Matters
  Take ownership, challenge the status quo, and contribute directly to solutions that improve patient care worldwide.
• Innovate with Agility at a Global Scale
  Work in an entrepreneurial environment that enables speed, collaboration, and global impact.
• Grow in a People-Centered Culture
  Thrive in a culture that values accountability, inclusion, and continuous development.

JOB SUMMARY

The Senior Demand Planner is responsible for leading the demand planning process across assigned product portfolios and markets, developing and maintaining accurate demand forecasts that support commercial, manufacturing, inventory, and customer service objectives. This position serves as a key business partner to Sales, Marketing, Finance, Operations, and Supply Chain teams, driving forecast accuracy, inventory optimization, and informed business decision-making through data-driven analysis and participation in the Sales & Operations Planning (S&OP) process.

The Senior Demand Planner identifies risks and opportunities, recommends mitigation strategies, and leads continuous improvement initiatives to enhance planning processes and forecast performance.

Key Responsibilities and Duties

• Lead the monthly demand planning and forecast review process for assigned product portfolios.
• Develop, maintain, and continuously improve statistical and market-driven forecasts using historical data, commercial intelligence, market trends, and business assumptions.
• Facilitate collaboration between Sales, Marketing, Finance, Customer Service, Manufacturing, and Supply Chain teams to achieve forecast consensus.
• Serve as the demand planning representative within the S&OP process, providing insights on demand trends, risks, opportunities, and inventory implications.
• Analyze forecast accuracy, forecast bias, inventory performance, and demand variability; develop action plans to improve planning effectiveness.
• Partner with commercial teams to evaluate new product launches, product lifecycle changes, tenders, and market events impacting demand.
• Monitor key performance indicators (KPIs) including forecast accuracy, bias, inventory levels, service levels, backorders, and excess/obsolete inventory.
• Identify supply-demand imbalances and proactively communicate risks and mitigation recommendations to leadership.

Additional Responsibilities and Duties

• Participate in cross-functional projects supporting business growth, operational excellence, and integration initiatives.
• Support annual budgeting and strategic planning processes.
• Collaborate with divisional planning teams to ensure alignment of assumptions and planning methodologies.

QUALIFICATIONS

• Bachelor’s degree in Supply Chain Management, Business, Engineering, Operations Management, Statistics, Economics, or related field.
• 5+ years Experience in demand planning, supply chain planning, forecasting, inventory management, S&OP, or related supply chain functions.
• Demonstrated experience managing complex product portfolios and forecasting processes in a regulated manufacturing environment.
• Experience with in medical diagnostics, medical devices, biotechnology, life sciences, pharmaceutical, or healthcare industries.
• Experience working in global and matrixed organizations.
• APICS/ASCM Certified in Planning and Inventory Management (CPIM)
• ASCM Certified Supply Chain Professional (CSCP)
• IBF Certified Professional Forecaster (CPF)
• Advanced knowledge of demand planning, forecasting…