Who We Are

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.

What Drives Success

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 alignment

Technical & Functional Expertise:  

• Deep understanding of statistical forecasting methods and algorithms

• Able to analyze complex datasets, identify trends and inefficiencies, and translate insights into actionable strategies 

• Robust subject matter expertise for all IBP modules and SIOP processes  

• Hands-on experience in integration with external data sources 

What We Are Looking For

Required Qualifications 

• At least five (5) years of SAP IBP software experience with participation in all phases of at least three (3) SAP Supply Chain/IBP implementations/SIOP process focus, with a minimum of two (2) in a lead role

• At least eight (8) years of relevant S&OP process transformation experience, with a focus on SAP IBP /APO / ePPDS / AATP in a professional services environment

• Expert in S4 HANA, SAP IBP 

• APICS, CPIM or CSCP certification 

• Excellent communication, influencing, and negotiation skills at senior management and C-levels

• Five (5) years of experience in using SAP IBP, driving continuous improvement with SIOP through its core modules (S&OP, Demand Planning, Supply Planning, Inventory Management)

• Experience working in or supporting manufacturing environments, with a understanding of production planning, shop floor operations, and manufacturing KPIs 

• Strong understanding of end-to-end supply chain business processes

• Excellent communication, presentation, and interpersonal skills, with the ability to influence and align diverse stakeholders

• A track record of successfully driving change management and continuous improvement initiatives

• 4-year degree in Business Administration, Computer Science, Information Systems, Engineering, or an equivalent discipline 

Desired qualifications 

• Experience with AI/ML-based forecasting models 

• Familiarity with SAP Supply Chain Control Tower

• Certification in SAP IBP or related supply chain planning tools

• Understanding of SAP ASAP and Agile methodologies 

• Familiarity with Signavio and greenfield implementation experience 

• A master’s degree in a relevant field

This role is for a proactive problem-solver with a strong vision for how technology can transform business processes and drive strategic value. 

What We Offer

Compensation:

This is a salaried exempt role.  The base salary range for this position is $135,200 to $177,450 and will be based on the candidate’s qualifications, experience, and education.  This position is also eligible for bonuses subject to the company’s compensation plan.

Benefits: Subject to applicable eligibility requirements, the following benefits are offered for this role: tuition reimbursement; medical, dental, and vision insurance; prescription drug coverage; 401(k) retirement plan; short-term disability insurance; 8 weeks paid birthing leave; 2 weeks paid bonding leave; life and long-term disability insurance.

Depending on date of hire, and subject to applicable eligibility requirements, new employees in this role also receive up to: 12 days paid time off, 2 paid well-being days, 1 paid volunteer day, 12 paid holidays, and 3 floating holidays per year.

Our Culture: At Lennox, our Core Values of Integrity, Respect & Excellence are ingrained in the fabric of the organization. They define our culture – which is about how we do business and how we treat others. Lennox is not just a workplace; we are a global community that values each team member’s contributions. As an equal opportunity employer, we are committed to recruit, develop, and retain talented individuals from a wide range of backgrounds, ensuring that everyone has the opportunity to succeed and contribute to our continued growth and success. At Lennox, you’ll take pride in our brands, knowing you are part of something special. Come, stay, and grow with us! 

Disclaimers: The compensation and benefits information is accurate as of the date of this posting. Lennox reserves the right to modify this information at any time, with or without notice, subject to applicable law.

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