Principal Demand Planner

Help us change lives

At Exact Sciences, we're helpingchange how the world prevents, detects and guides treatment for cancer. We give patients and clinicians the clarity needed to make confident decisions when they matter most. Join our team to find a purpose-driven career, an inclusive culture, and robust benefits to support your life while you're working to help others.

Position Overview

The Principal Demand Planner will lead the demand forecasting and planning function to ensure alignment between commercial strategy and operational execution. This role is responsible for developing and executing robust demand planning processes that support laboratory operations, product development, and manufacturing in a highly regulated environment. The position will play a central role in the SIOP (Sales, Inventory, and Operations Planning) process, ensuring accurate demand signals are used to inform supply, inventory, and capacity planning decisions.

The ideal candidate will bring a strong analytical mindset, deep expertise in forecasting methodologies, and experience working cross-functionally in regulated, fast-paced environments. They will be responsible for integrating insights from commercial, finance, and operations teams into a unified demand plan, leveraging advanced planning tools such as SAP IBP to drive data-driven decisions and improve forecast accuracy, inventory optimization, and service levels.

Essential Duties

Include, but are not limited to, the following:

• Lead the demand planning process, ensuring accurate forecasting across the short-, mid-, and long-term planning horizons.
• Own the global SIOP cadence and governance structure, ensuring demand consensus aligns with supply, financial targets, and capacity constraints through close collaboration with Finance and cross-functional partners.
• Collaborate closely with commercial and product management teams to understand market dynamics, promotional strategies, and pipeline evolution to inform forecasts.
• Partner with supply and inventory planning teams to balance demand with supply and capacity constraints, driving proactive risk mitigation strategies.
• Develop and implement forecast models and analytics to continuously improve forecast accuracy and bias, using tools such as SAP IBP (Demand and Inventory).
• Lead root cause analysis and corrective actions for forecast inaccuracies, collaborating cross-functionally to resolve planning misalignments.
• Contribute to inventory strategy by informing safety stock policies, reorder points, and lead time assumptions based on demand variability.
• Support product lifecycle management activities including new product introductions, transitions, and end-of-life planning.
• Partner with Finance to support revenue and demand planning alignment, scenario modeling, and executive reporting.
• Develop KPIs and dashboards to monitor forecast performance, planning efficiency, and customer service metrics including forecast accuracy, bias, and service level performance; continuously improve forecast accuracy YoY.
• Ensure daily operations comply with all documented quality system requirements, driving improvements and clarity where needed.
• Develop and foster strong partnership relationships with key internal stakeholders to ensure business needs are clearly understood and communicated, enabling teams to be recognized for providing world class support within the organization.
• Uphold company mission and values through accountability, innovation, integrity, quality, and teamwork.
• Support and comply with the company's Quality Management System policies and procedures.
• Maintain regular and reliable attendance.
• Act with an inclusion mindset and model these behaviors for the organization.
• Ability to work on a mobile device, tablet, or in front of a computer screen and/or perform typing for approximately 90% of a typical working day.
• Ability to comply with any applicable personal protective equipment requirements.

Minimum Qualifications

• Bachelor's degree in supply chain management, statistics, business, engineering, or a related field; or Associate's degree and 2 years of additional experience in lieu of bachelor's degree.
• 10+ years of experience in demand planning, forecasting, or supply chain roles.
• 5+ years of direct leadership experience managing demand planning or forecasting teams.
• 3+ years of experience using SAP IBP (Demand, Inventory, or S&OP) or similar advanced planning systems.
• Demonstrated ability to lead cross-functional teams in a regulated or GMP environment.
• Strong data analysis skills, including advanced analytics tools such as Power BI, Tableau, or Python.
• Knowledge of ISO 13485, 21 CFR Part 820, and cGMP practices.
• Authorization to work in the United States without sponsorship.
• Demonstrated ability to perform the essential duties of the role with or without reasonable accommodation.

Preferred Qualifications

• Experience in the medical device, diagnostics, or life sciences industry.
• Familiarity with SAP IBP modules including Demand, Inventory Optimization, and Response & Supply.
• Strong understanding of statistical forecasting techniques and performance measurement (e.g., forecast accuracy, bias).
• Experience with continuous improvement tools such as Lean, Six Sigma, or Practical Process Improvement (PPI).
• 5+ years of experience managing or participating in SIOP processes.

Salary Range:

Exact Sciences is proud to offer an employee experience that includes paid time off (including days for vacation, holidays, volunteering, and personal time), paid leave for parents and caregivers, a retirement savings plan, wellness support, and health benefits including medical, prescription drug, dental, and vision coverage. Learn more about our benefits.

Our success relies on the experiences and perspectives of a diverse team, and Exact Sciences fosters a culture where all employees can develop personally and professionally with a sense of respect and belonging. If you require an accommodation, please contact us here.

Not ready to apply? Join our Talent Community to stay updated on the latest news and opportunities at Exact Sciences.

We are an equal employment opportunity employer. All qualified applicants will receive consideration for employment without regard to disability, protected veteran status, and any other status protected by applicable local, state, or federal law.

To view the Right to Work, E-Verify Employer, and Pay Transparency notices and Federal, Federal Contractor, and State employment law posters, visit our compliance hub. The documents summarize important details of the law and provide key points that you have a right to know.