Demand Planner III

Lennox International; Richardson (TX); On-site; USD 83,000 - 109,000; Full time

Benefits offered by this job

Tuition reimbursement

Medical insurance

Dental insurance

Vision insurance

401(k) plan

Short-term disability

Birthing leave

Bonding leave

Paid time off

Holidays

Job summary

Lennox International in Richardson, TX is seeking a Demand Planner III to lead forecast and planning for assigned product categories. You will collaborate with Product Management, Sales, and Supply Chain to translate data into reliable demand signals and inventory strategies.

The role requires strong analytical skills, 5+ years in supply chain with 2+ years in demand planning, and experience with SAP IBP or similar Planning systems. On-site at our Richardson headquarters.

Qualifications

• Bachelor's degree or equivalent; 5+ years in Supply Chain with 2+ years in Demand Planning.
• Strong forecasting, planning systems knowledge (SAP IBP or similar).
• Proficient in cross-functional collaboration and communication.

Responsibilities

• Analyze historical data and market trends to generate demand projections.
• Incoporate inputs (sales, promotions, inventory targets, AI/ML forecasts) into plans.
• Develop statistical and judgmental forecasts for product categories.
• Lead forecast review cycles and identify risks and opportunities.
• Collaborate with Product Management, Sales and Supply Chain for alignment.

Skills

Forecasting

Data analysis

Cross-functional collaboration

Communication

Microsoft Office

Education

Bachelor's degree in Supply Chain/Logistics or Business Administration

Master's degree preferred

Tools

SAP IBP

Oracle ERP

Job description

Who We Are

Lennox (NYSE: LII) Driven by 130 years of legacy, HVAC and refrigeration success, Lennox provides our residential and commercial customers with industry-leading climate-control solutions. At Lennox, we win as a team, aiming for excellence and delivering innovative, sustainable products and services. Our culture guides us and creates a workplace where all employees feel heard and welcomed. Lennox is a global community that values each team member’s contributions and offers a supportive environment for career development. Come, stay, and grow with us.

What Drives Success

As a Demand Planner III, you will work with cross functional teams to develop and maintain a demand (sales) forecast for finished goods to drive financial and inventory decisions. You will positively impact the overall sales and customer service by developing new and innovative methods of analyzing data, identifying process improvement opportunities and determining which methods to apply.

Key Responsibilities

Forecasting & Planning

• Analyze historical data, market trends, seasonality, and business inputs to generate accurate demand projections
• Incorporate multiple data inputs (e.g., sales trends, promotions, inventory targets, and AI/ML forecasts) into planning processes
• Develop and manage statistical and judgmental demand forecasts across assigned product categories
• Lead forecast review cycles and identify key exceptions, risks, and opportunities
• Monitor forecast accuracy, bias, and key performance indicators; drive continuous improvement initiatives

Cross Functional Collaboration

• Work closely with Product Management and Sales to incorporate customer intelligence, pipeline data, and new product forecasts.
• Collaborate with Supply Chain to ensure demand signals support inventory optimization and service-level targets.

Reporting & Analytics

• Provide regular reports on forecast accuracy, inventory health, and service level performance.
• Use ERP and planning tools (SAP, IBP, Oracle, or similar) for data analysis and execution.
• Develops new and innovative methods of analyzing data and determines which methods to apply.

What Will Make You Stand Out:

• Experience improving forecast accuracy, inventory turnover, and OTIF performance
• Ability to influence cross-functional stakeholders and present insights to leadership
• Proven track record of turning complex data into clear, actionable recommendations

What We Are Looking For

• Requires a Bachelor's degree or an equivalent combination of education and experience, preferable in Supply Chain/Logistics Management or Business Administration.Masters Degree preferred.
• Requires at least 5 years Supply Chain experience, with at least 2 years Demand Planning.
• Requires a broad understanding of statistical methodologies, strong abilities in forecasting and maintaining demand planning systems, and strong skills with SAP IBP or another advanced planning system.
• Broad knowledge of Supply Chain Management and working in a consensus, Sales and Operations Planning (S&OP) environment.
• Good understanding of best practices in demand planning.
• Excellent verbal and written communication, presentation and training skills.
• Ability to multi-task and work effectively in a fast-paced, high volume environment.
• Strong analytical and problem solving skills, attention to detail, and solid Customer Relations skills.
• Proficient in Microsoft Office including Word, Excel, PowerPoint and Access.

This position will need to be located at the Richardson, TX Headquarters office.

Please note that this position is not eligible for employment visa sponsorship now or in the future. Applicants must be authorized to work in the United States without sponsorship.

What We Offer

Compensation: This is a salaried exempt role. The starting salary range for this role and market is between $83,000 - $109,000annually. Factors that may affect starting salary include geography/market and the skills, education, experience, and other qualifications of the successful candidate. Employees in this role are also eligible for an annual bonus in accordance with the terms of the Company’s applicable plan. Employees in this role are not eligible for overtime.

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.

We may use automated tools, including artificial intelligence, to support parts of our hiring process, such as application review and interview scheduling. These tools assist our teams but do not replace human decision-making. If you need an accommodation or have questions, please contact [e-mail].

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