Advanced Technology Engineer

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.

We are seeking a highly motivated and innovative Mechanical Engineer to join our Advanced Technology Group
, focusing on the commercial HVAC segment. This role involves developing and validating next-generation HVACR technologies with a focus on energy efficiency, sustainability, manufacturability, and regulatory compliance.

The ideal candidate will be passionate about emerging technologies, system-level design, and solving complex thermal and mechanical challenges.

DUTIES INCLUDE, BUT ARE NOT LIMITED TO:

• Lead and support the mechanical design, analysis, and prototyping of advanced HVACR components and systems (e.g., compressors, heat exchangers, fans, enclosures).
• Collaborate with cross-functional teams (controls, electrical, materials, software) to develop integrated solutions.
• Conduct feasibility studies, concept development, and performance simulations (CFD, FEA, thermodynamic models).
• Evaluate new materials, design approaches, and processes to enhance product performance and manufacturability.
• Develop and execute test plans for lab validation and performance characterization.
• Participate in technical reviews, design for manufacturability (DFM), and risk assessment (FMEA).
• Work closely with external research institutions, suppliers, and internal stakeholders to drive innovation.
• Maintain awareness of industry trends, emerging technologies, and regulatory changes (e.g., low-GWP refrigerants, DOE standards).
• Document technical work through reports, specifications, and intellectual property (patents, invention disclosures).

#LI-JM1 #LI-onsite

Required:

• Bachelor’s degree in mechanical engineering.
• Experience with scientific programming (example: Python, VBA, EES, MATLAB, or C++).
• Familiarity with HVACR system architecture and components.
• Strong foundation in thermodynamics, heat transfer, and fluid mechanics.
• Hands-on experience with prototyping, lab testing, and data analysis.
• Ability to manage multiple projects in a fast-paced R&D environment.
• Effective communication and technical writing skills.

Preferred:

• Master’s or Ph.D. in mechanical engineering.
• Previous work experience in HVACR, thermal systems, or product development in a related industry.
• Knowledge of low-GWP refrigerants, decarbonization strategies, and energy codes.
• Patents or publications in relevant technical areas.

Compensation
:
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 Broad Base 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…