Lennox International jobs

English (EN) Careers | Lennox EN English (EN) Español (ES) Français (FR) About Sustainability Investors Careers Contact Us Newsroom About Sustainability Investors Careers Contact Us Newsroom EN English (EN) Español (ES) Français (FR) Careers Step into the world where your passion for energy-efficient solutions finds its true calling. Begin your journey with Lennox and be part of our unwavering commitment to excellence. Explore All Lennox Career Opportunities Opportunities Awards Testimonials Life at Lennox Values Come, stay, and grow with us Lennox is where ideas become innovation. We believe in encouraging an environment of creativity and forward thinking. We're united by a common goal to redefine the industry and make homes and businesses more comfortable and sustainable. At Lennox, we put our people at forefront-inspiring you to think boldly, collaborate, and flourish. Join us as we work towards a smarter, healthier, more sustainable future. Engineering Spearhead groundbreaking innovations and shape the future of Lennox product and services with cutting edge solutions. Learn More Sales and Lennox Stores Redefine sales at Lennox with innovative strategies and unparalleled customer engagement. Learn More Operations Shape a new standard in manufacturing and distribution at Lennox, where your expertise turns innovative ideas into reality. Learn More HVAC Service Technicians Use your skills as a service technician to deliver expert solutions and outstanding service. Learn More Video Link Join Our Team Growth, innovation, and exciting opportunities await you. Awards We prioritize our people, and it shows Lennox is celebrated for our dedication to excellence and supportive work

IT Co-Op Stuttgart, AR, US Who We Are Lennox International (LII) is a leading global provider of innovative climate control solutions for heating, ventilation, air conditioning, and refrigeration (HVACR) markets.Beginning over a century ago, Lennox International has built a strong heritage of Innovation and Responsibility. Our position as an innovation leader continually inspires us to promote more efficient energy use and a healthier environment through our product operations. Our engaged and diverse workforce is committed to providing climate control solutions that provide the most value and comfort for our customers. We are proud to have instilled a shared sense of responsibility and commitment among our approximately 10,000 employees located throughout North America, South America, Europe, and Asia. What Drives Success Lennox Commercial is seeking a 12-month IT Co-Op to support hands-on .NET application development and data analytics at our Stuttgart manufacturing facility. This role is designed for a student seeking real-world experience building production applications, working with operational manufacturing data, and collaborating directly with IT, engineering, and operations teams. Co-ops at Lennox are structured, development-focused roles designed to provide meaningful hands-on experience in a real manufacturing and business environment. This position offers exposure to cross-functional teams and the opportunity to apply classroom knowledge to real-world challenges.Successful co-ops may be con

Supervisor, Customer Service West Columbia, SC, US Who We Are Lennox International (LII) is a leading global provider of innovative climate control solutions for heating, ventilation, air conditioning, and refrigeration (HVACR) markets.Beginning over a century ago, Lennox International has built a strong heritage of Innovation and Responsibility. Our position as an innovation leader continually inspires us to promote more efficient energy use and a healthier environment through our product operations. Our engaged and diverse workforce is committed to providing climate control solutions that provide the most value and comfort for our customers. We are proud to have instilled a shared sense of responsibility and commitment among our approximately 10,000 employees located throughout North America, South America, Europe, and Asia. At Allied Air Enterprises , we're proof of how effective good people can be. We've based our entire business on hiring talented, dedicated professionals and giving them the resources they need to thrive. Having the right people can elevate the attitude, ideas, quality, and commitment of any facility, and we're proud to say our employees do so every day. The dedication we have for promoting environmental sustainability through innovation is only possible due to our employees' creativity and their desire to improve the world. We believe they help create products that are better for homeowners, better for the environment, and better for the professional dealers who install them every day. Allied Air Enterp

Buyer I Tallassee, AL, US; Auburn, AL, US; Montgomery, AL, US 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. AES a division of Lennox, was established in 1988 and is one of the largest manufacturers of roof curbs and drop box diffuser systems in the nation. We have recently expanded our capabilities as a single source supplier by adding a Mechanical Services Division as well as becoming a Misc. Steel manufacturer. These new services will reduce construction costs and eliminate coordination with multiple suppliers and subcontractors. Our focus will be to enhance the services provided to our General Contractor network nationwide. AES has 4 different fabrication facility locations nationwide to assist our customers and reduce their freight cost and shipment lead times. What Drives Success Lennox AES is seeking an experienced and detail-oriented Buyer I to support our operations in Tallassee. This role is responsible for sourcing and procuring materials, supplies, and equipment essential to maintaining efficient day-to-day operati

Event Planner Richardson, TX, US 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 Event Planner We are seeking a highly organized and ambitious individual to join our dynamic Corporate Marketing & Communications Team. As an Event Planner you will play a key role in planning, developing, and executing impactful events and marketing programs that support Lennox business objectives and enhance employee engagement and culture. This position partners closely with Corporate Marketing & Communications and cross-functional teams to deliver engaging internal brand experiences, support employee-focused initiatives, and contribute to high-visibility programs across the organization. The ideal candidate will bring strong event and program coordination experience, creativity in experience design, and the ability to manage multiple priorities while delivering high-quality results. WHAT YOU'LL BE DOING: Employee Event Planning & Engagement Support the planning and execution of internal employee-

Corporate Event Planner Richardson, TX, US 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 The Event Planner will work effectively with Business Unit Leadership, Marketing, and Sales to execute numerous customer and employee events and incentive trips throughout the year. This includes the North American Sales meeting, three large customer conferences (Lennox LIVE), three high end incentive trips (Dave Lennox Awards, Circle of Excellence, and Master Council), several Large customer incentive trips and several other smaller internal employee meetings. Key responsibilities include, but are not limited to: Program Owner Delivers outstanding experiences on Lennox programs, while ensuring alignment between company and customer goals and objectives. Builds strong relationships within the marketing and sales teams and other key cross-functional teams. Strategy Participates in strategic planning process for key meetings and conferences to include identifying key stakeholders, facilitating meetings

Maintenance I Tifton, GA, US 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 Under direct supervision, perform general preventative maintenance and simple repairs on manufacturing machines and mechanical equipment. Performs basic maintenance service and repairs. Repairs or replaces defective equipment parts, using hand tools and power tools, and reassemble equipment. Assists in diagnosing mechanical problems and determining how to correct them, checking blueprints, repair manuals, and parts catalogs as necessary. Inspects drives, motors, and belts, checks fluid levels, replaces filters, or performs other maintenance actions, following checklists. May assist with inspecting, operating, and testing machinery and equipment to diagnose machine malfunctions. What We Are Looking For Requires a high school diploma or an equivalent combination of education and experience. Requires 0-1 years related experience.Basic knowledge of machines and tools, including their designs, uses, repai

Maintenance IV Stuttgart, AR, US 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 Under general direction, perform general preventative maintenance and simple repairs on manufacturing machines and mechanical equipment. Performs maintenance service and repairs. Repairs or replaces defective equipment parts, using hand tools and power tools, and reassemble equipment. Diagnoses mechanical problems and determines how to correct them, checking blueprints, repair manuals, and parts catalogs as necessary. Inspects drives, motors, and belts, checks fluid levels, replaces filters, or performs other maintenance actions, following checklists. Inspects, operates, and tests machinery and equipment to diagnose machine malfunctions. Provides work leadership for lower level maintenance mechanics through assignment of work. Provides technical guidance and review of assignment progress. May involve repair of electrical systems. What We Are Looking For Requires a high school diploma or an equivalent

Marketing Automation Specialist Richardson, TX, US 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 The Marketing Automation Specialist will join the Lennox Residential Marketing Operations team to help optimize our growing email program Key areas of the role: Build, execute, and optimize end-to-end email campaigns using marketing automation platforms, including audience segmentation, personalization, testing, and deployment Project-manage campaign buildouts by coordinating timelines, requirements, and execution across marketing, creative, and operations teams to ensure on-time delivery Collaborate with internal business customers (Product, Sales, Stores) to define campaign requirements Provide strategic recommendations to stakeholders to improve campaign effectiveness Job description/duties: Set and enforce email and SMS operations guidelines (scheduling, intake, process) with the marketing operations team and internal stakeholders. Manage campaign schedules, approvals, and quality assurance check

Refrigeration System Engineer Stone Mountain, GA, US 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 ***We are open to hiring at different levels for this position (ME III or ME IV) depending on experience and skillset resulting in a wide compensation range. The salary range is between $97,000 - $145,000 annually and this person will be located on-site in Stone Mountain, GA (Monday - Friday).*** Innovate your career. When you choose Lennox, you're getting the best. When you work at Lennox, you're among the best. As a leading innovator of home and commercial, heating, cooling, refrigeration, air-quality, and related services, Lennox International is committed to helping our people innovate our products and their careers. We are seeking a motivated and skilled Refrigeration Systems Engineer to join our team. The ideal candidate will have hands-on experience with CO₂ transcritical refrigeration systems and a strong ability to design, analyze, and optimize system performance. This role requires collabor

Manufacturing Assembler Reno, NV, US 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. AES a division of Lennox, was established in 1988 and is one of the largest manufacturers of roof curbs and drop box diffuser systems in the nation. We have recently expanded our capabilities as a single source supplier by adding a Mechanical Services Division as well as becoming a Misc. Steel manufacturer. These new services will reduce construction costs and eliminate coordination with multiple suppliers and subcontractors. Our focus will be to enhance the services provided to our General Contractor network nationwide. AES has 4 different fabrication facility locations nationwide to assist our customers and reduce their freight cost and shipment lead times. What Drives Success An Assembler (I) for Lennox AES at our Reno, NV location plays a crucial role in our production process by preparing components and assembling parts to create our finished products. They follow detailed instructions, blueprints, or diagrams to e

Manufacturing Assembler Reno, NV, US 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. AES a division of Lennox, was established in 1988 and is one of the largest manufacturers of roof curbs and drop box diffuser systems in the nation. We have recently expanded our capabilities as a single source supplier by adding a Mechanical Services Division as well as becoming a Misc. Steel manufacturer. These new services will reduce construction costs and eliminate coordination with multiple suppliers and subcontractors. Our focus will be to enhance the services provided to our General Contractor network nationwide. AES has 4 different fabrication facility locations nationwide to assist our customers and reduce their freight cost and shipment lead times. What Drives Success An Assembler (I) for Lennox AES at our Reno, NV location plays a crucial role in our production process by preparing components and assembling parts to create our finished products. They follow detailed instructions, blueprints, or diagrams to e

Mechanical Engineer II Carrollton, TX, US 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 Innovate your career. When you choose Lennox, you're getting the best. When you work at Lennox, you're among the best. As a leading innovator of home and commercial, heating, cooling, refrigeration, air-quality, and related services, Lennox is committed to helping our people innovate our products and their careers. This Mechanical Engineer designs, fabricates, modifies, and evaluates complex mechanical and electro-mechanical components, sub-systems, and systems. DUTIES INCLUDE, BUT ARE NOT LIMITED TO: Write test procedures, compile, and evaluate design and test data and prepare technical specifications. Recommend design approaches to meet production requirements for new or improved products or processes. Coordinate with technical support personnel to conduct prototypes or experimental runs for products or processes. Coordinate the efforts of drafters, technical writers, engineering technicians and ma

Business Development Manager - Allied Air UNAVAILABLE, TX, US 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. Allied Air Enterprises is a division of Lennox International. We bring together the collective strengths of seven comfort brands - Armstrong Air, AirEase, Concord, Ducane, Allied, Allied Commercial and Magic-Pak to give distributors and dealers the ultimate source for heating and cooling solutions. From compact residential applications to large commercial projects, Allied Aire Enterprises redefines ease-of-business through breadth of product, resources and competencies unparalleled in the market. At Allied Air Enterprises , we're proof of how effective good people can be. We've based our entire business on hiring talented, dedicated professionals and giving them the resources needed to thrive. Having the right people can elevate the attitude, ideas, quality and commitment of any facility, and we're proud to say our employees do so every day. The dedication we have for promoting environmental sustainability through innov

Customer Order Support Richardson, TX, US Who We Are ADP (Advanced Distributor Products) is a Lennox International company and the #1 Producer of Residential Evaporator Coils in the USA. We are committed to providing quality solutions and true partnership to help our customers find matches that make their jobs and lives easier. ADP has been manufacturing products at our factory in Grenada, MS since 1992. Our innovative culture is fully supported by a research and development laboratory, which includes areas for testing, assembling, and designing future products. 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 Key Responsibilities: Customer Support & Communication: Handle inbound calls with professionalism and efficiency, addressing customer inquiries and providing timely support. Manage customer service requests including order status updates, acknowledgment requests, and invoice requests via phone and email. Manage a high volume of Supply Chain and internal stakeholder communications via phone and/

System Modeling Engineer Carrollton, TX, US 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 ***We are open to hiring at different levels for this position (ME II - ME IV) depending on experience and skillset resulting in a wide compensation range. The salary range is between $80,000 - $145,000 annually and this person will be located on-site in Carrollton, TX (Monday - Friday).*** Innovate your career. When you choose Lennox, you're getting the best. When you work at Lennox, you're among the best. As a leading innovator of home and commercial, heating, cooling, refrigeration, air-quality, and related services, Lennox International is committed to helping our people innovate our products and their careers. The Advanced Technology team within Lennox works at the nexus of smart equipment, smart algorithms, and next-generation tools including equipment & building digital twins to make our equipment efficient, reliable, and ready for the grid.We are currently seeking an HVAC System Modeling and

CAD Designer II Carrollton, TX, US 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 Innovate your career. When you choose Lennox, you're getting the best. When you work at Lennox, you're among the best. As a leading innovator of home and commercial, heating, cooling, refrigeration, air-quality, and related services, Lennox is committed to helping our people innovate our products and their careers. This CAD designer will have the opportunity to Design HVAC components, create drawings and build assemblies that are manufacturable to Lennox factory standards. DUTIES INCLUDE, BUT ARE NOT LIMITED TO: Create HVAC 3D designs that involve sheetmetal, tubing, and plastic components. Prepare detailed drawings of the 3D design and create assembly drawings as per Lennox standards. Follow instructions and procedures for modeling and drafting by Lennox. Perform non-complex detailing, redrawing, lettering and tracing of drawings on components, assemblies and engineering change orders. Ensure that d

Mechanical Engineer IV Carrollton, TX, US 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 Innovate your career. When you choose Lennox, you're getting the best. When you work at Lennox, you're among the best. As a leading innovator of home and commercial, heating, cooling, refrigeration, air-quality, and related services, Lennox International is committed to helping our people innovate our products and their careers. The Lead Engineer for Residential Air Handlers and Indoor Coils is responsible for the design, development, certification, and lifecycle management of residential HVAC air handling units and Evaporator Coil products. This role provides technical leadership across cross-functional teams, drives execution of product roadmaps, ensures regulatory and safety compliance, and delivers high-quality, cost-effective solutions that meet performance and reliability expectations. DUTIES INCLUDE BUT ARE NOT LIMITED TO: Product Development & Technical Leadership Lead end-to-end engineering

Electrical Engineering Technician IV Marshalltown, IA, US 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 Under liberal supervision, assists with setting up, checking, and correcting operational and experimental electrical machinery, circuitry, and equipment. Tests complete prototype units and subassemblies under operational conditions. Analyses data and recommends modifications to components or test procedure to meet desired specifications. Devises, fabricates, and assembles new or modified mechanical components or assemblies. Reviews project instructions and specifications to identify, modify and plan requirements fabrication, assembly and testing. Record test procedures and results, numerical and graphical data. Helps prepare proposals and cost estimates, work load to establish completion dates. What We Are Looking For Requires a high school diploma or an equivalent combination of education and experience. A two year degree or equivalent is preferred. Requires at least 8 years related experience. Exce

Power Electronics Firmware Engineer Carrollton, TX, US 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 Innovate your career. When you choose Lennox, you're getting the best. When you work at Lennox, you're among the best. As a leading innovator of home and commercial, heating, cooling, refrigeration, air-quality, and related services, Lennox International is committed to helping our people innovate our products and their careers. This position calls for a knowledgeable and talented engineer to design and develop software components for the Controls Engineering organization . As a Software Design Engineer, you will have an opportunity to lead and collaborate with other engineers to design, plan, develop, and maintain embedded software components. DUTIES INCLUDE BUT ARE NOT LIMITED TO: Responsible for the successful implementation and delivery of embedded software products and components throughout the entire product lifecycle. Responsible for project deliverables on time and with high quality. Assure p

Product Manager Principal - Controls Richardson, TX, US 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 We are seeking a Principal Product Manager to lead the strategy and lifecycle management of Lennox's Controls portfolio, including smart thermostats, zoning systems, and control platforms. This is a high-impact leadership role responsible for shaping the future of how homeowners, dealers, and technicians interact with Lennox equipment. The role will drive product strategy across both hardware controls and the connected customer experience, ensuring Lennox products deliver differentiated value across the homeowner app, technician service tools, and connected ecosystem. The ideal candidate combines deep product leadership, strong technical fluency, and strategic thinking to create solutions that enhance system performance, simplify dealer workflows, and expand the value of Lennox's connected installed base. Key Responsibilities Own Product Vision & Strategy: Define and execute the product strategy and

Sales Development Intern Richardson, TX, US 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 an Intern at Lennox, you will be a part of a team of innovative and knowledgeable industry professionals. You can expect to participate in impactful, developmental projects designed for your specific area of focus. This role will provide you with real work experiences to grow your career and provide exposure to business leaders throughout the company. Successful interns will have the potential opportunity of joining Lennox Full-Time upon graduation. Relocation and/or travel may be required for your position. Why You'll #LoveLennox: Impactful Projects: Work on meaningful assignments that drive real business results. Your ideas matter here. Intern Community: Connect with peers through social events, team-building activities, and engagement programs. Innovation Exposure: Dive into cutting-edge tech and trends shaping the HVAC and manufacturing industries. Learning and Development: Access workshops, t

Software Systems Validation Engineer II Carrollton, TX, US 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 Innovate your career. When you choose Lennox, you're getting the best. When you work at Lennox, you're among the best. As a leading innovator of home and commercial, heating, cooling, refrigeration, air-quality, and related services, Lennox International is committed to helping our people innovate our products and their careers. Lennox is seeking a motivated early-career Software Systems Validation Engineer to support the validation of embedded controllers used in innovative commercial HVAC solutions. This role is ideal for an engineer with approximately 2 years of experience in embedded systems testing, software validation, or systems engineering who is looking to grow within a collaborative product development environment. As part of the validation team, you will help ensure the quality, reliability, and performance of embedded HVAC controller systems by supporting testing activities across hardwar

Technical Support Consultant - HVAC industry Richardson, TX, US Who We Are ADP (Advanced Distributor Products) is a Lennox International company and the #1 Producer of Residential Evaporator Coils in the USA. We are committed to providing quality solutions and true partnership to help our customers find matches that make their jobs and lives easier. ADP has been manufacturing products at our factory in Grenada, MS since 1992. Our innovative culture is fully supported by a research and development laboratory, which includes areas for testing, assembling, and designing future products. 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 Key Responsibilities: Customer & Stakeholder Support (Phone-Based) Handle high-volume inbound, outbound, and callback support calls in a professional and timely manner. Diagnose customer issues via phone and provide clear, step-by-step technical solutions. Build strong working relationships with customers, contractors, distributors, and internal stakeholders. Ensure a high level of customer sat