Mechanical Engineer III

Who We AreLennox (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 SuccessInnovate 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.Drive innovation where it matters most — at the component level. This role offers the opportunity to become the technical expert behind the compressors, motors, valves, and electromechanical technologies that power industry-leading HVAC products. If you enjoy solving complex engineering challenges, collaborating with global suppliers, and bringing new technologies to market, this is the role for you.DUTIES INCLUDE BUT ARE NOT LIMITED TO:Investigate technological advancements or new technologies in vapor compression system and provide conceptual or practical applications for these technologies within Lennox business units.Develop reliability / design verification plans for each component / technology based on product design requirements and reliability goals.Provide design input to improve component / product reliability and meet specifications when necessary.Provide detailed test plans and test reports.Provide Leadership in HVAC components functional area.Manage multiple projects, work with cross functional teams and deliver on performance, quality, cost and schedule.Conduct verification and reliability testing on Components and sub systems.Ensure Lennox drawings and specifications are understood and followed by the suppliers in design and testing.Optimize component design for performance, efficiency, reliability and cost.Support the implementation of these components with documentation, test and reliability plans from supplier selection to Lennox production.Perform supplier engineering capability evaluations and recommend supplier selection and improvements.Conduct characterization studies to define the critical performance features, CTQ (Critical to Quality) and related requirement for process capability. Prioritize and complete tasks to meet deadlines.Interact with a wide variety of individuals and teams to communicate results. Lead and provide guidance in the development of product and materials specifications for prototypes and verification testing protocols. Coordinate verification testing activities.Provide sustaining engineering support of existing products. Prepare and coordinates verification and validation activities during investigation and design change activities.Statistical data analysis to provide risk assessments of a design.Assist Supplier Development teams in evaluation of processes to support critical characteristics and proposed changes to product.#LI-onsite #LI-JM1What We Are Looking ForB.S. in Mechanical or Metallurgy Engineering. M.S. Preferred.5+ years’ work experience in applying various motors, electro-mechanical or compression technology in HVAC system design.Knowledge of metals (Aluminum, copper, steel) is a plus.In depth Knowledge in design or application of HVAC component qualification (compressor, motors, EEV, TXV or electro-mechanical).Strong understanding of six sigma principles.Knowledge of DFMEA, PFMEA, quality and reliability procedures is required.Knowledge of manufacturing process.Knowledge of failure analysis to identify root cause.Exceptional problem-solving abilities with strong attention to detail.Dynamic “can do” attitude with desire to work with a great team and products.Skilled in facilitating meetings, making presentations and communicating with cross-functional teams.What We OfferCompensation: This is a salaried exempt role. The starting salary range for this role and market is between $97,000 - $127,050 annually. Factors that may affect starting salary include geography/market and the skills, education, experience, and other qualifications of the successful candidate. This position is also eligible for the BroadBase Incentive (BBI) program with a target payout of 2%. Employees in this role are not eligible for overtime.Location and Schedule: This position is located in Carrollton, TX and will be in the office Monday through Friday. 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.Paid Time Off: 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, 9 to 11 paid company holidays depending on the year, 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 View email address on click.appcast.io SummaryRequisition #: 2026-54518Category: EngineeringShift / Hours: RegularMinimum Pay: $97,000.00Maximum Pay: $127,050.00