(SAP IBP) Integrated Business Planning Principal

Lennox International Inc. (NYSE: LII) is a global leader in climate control solutions headquartered in the greater Dallas area. With revenues of $5.3B in 2024 and a market cap of ~$20 billion, Lennox employs more than 14,000 people around the world. The Company designs, manufactures, markets and services a broad range of products for the heating, ventilation, air conditioning and refrigeration markets (HVACR). The Company sells its products and services directly, as well as through distributors, and Company-owned parts and supplies stores.  Its business is built on a strong heritage of integrity and innovation dating back to 1895.

The IBP Process Architect will be responsible for championing best-in-class IBP process design and partnering with IT to implement updated processes. Success in this role will require two foundational skillsets:  

Someone with demonstrated process and change management expertise. You have transformed S&OP processes successfully and are seeking to build a best-in-class process from scratch.  

Someone with deep familiarity with SAP’s IBP planning toolset and intuition about how to use it to maximize value for the organization.  

This person will also be responsible for Integrated Business Planning (IBP) continuous improvement in a dynamic manufacturing environment. The candidate will serve as the primary bridge between business functions and technical teams, designing best-in-class SIOP processes and translating them into best-in-class IBP solutions – the candidate will need to collaborate cross functionally! The results that this leader will be expected to deliver are improved forecast accuracy and bias, increased inventory turns, and greater factory compliance. 

Key Responsibilities 

Process Transformation & Leadership:  

• Lead the design and adoption of best-in-class IBP processes using SAP IBP, including Demand Planning, Sales and Operations Planning (S&OP), Inventory Management, and Supply Planning 

• Design solutions that support made-to-stock, made-to-order, and engineer-to-order manufacturing models.  

• Partner closely with the teams who manage deployment execution  

• Design planning areas, key figures, master data types, and time profiles 

• Champion for continuous improvement, identifying functional and process-related opportunities to enhance efficiency and accuracy across the entire supply chain  

• Develop an integrated top-down and bottom-up demand planning model aligned with business strategy 

• Translate business requirements into scalable models using statistical and AI/ML techniques 

KPI & Metrics Ownership 

• Drive measurable improvements in: 

• Forecast Accuracy 

• Forecast Bias 

• Inventory Turns/Days of Supply 

• Working Capital Optimization 

• Lead projects that demonstrate tangible KPI improvements

• Develop and maintain dashboards and reporting tools to monitor performance 

Playbook & Process Development 

• Create and implement demand planning playbooks and SOPs 

• Standardize processes across business units to ensure consistency and scalability 

• Lead workshops and training sessions by preparing all required content to embed best practices

Stakeholder Collaboration & Communication:  

• Partner with stakeholders across IT, senior leadership, and SIOP cross-functional teams (e.g., Demand Planning, Strategic Sourcing, Inventory Optimization, etc.)  

• Partner with IT leaders on the planning and execution of technical solutions within IBP and other vendor tools, including blueprinting, driving change, testing, and go-live activities 

• Conduct regular syn meetings with key stakeholders to provide status updates, align priorities, and ensure transparency throughout project execution 

• Effectively communicate complex technical concepts and present proposed solutions to generate organizational