Lennox International

Advanced Technology Engineer

Lennox International$97K — $127K *
Manufacturing & Automotive
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • Bachelor's degree in mechanical engineering.
  • Experience with scientific programming (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.

Responsibilities

  • Lead and support the mechanical design, analysis, and prototyping of HVACR components and systems.
  • Collaborate with cross-functional teams to develop integrated solutions.
  • Conduct feasibility studies, concept development, and performance simulations.
  • Evaluate new materials and design approaches to enhance product performance.
  • Develop and execute test plans for lab validation and performance characterization.
  • Participate in technical reviews, design for manufacturability, and risk assessment.
  • Maintain awareness of industry trends and regulatory changes.

Benefits

  • 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.
  • 12 days paid time off, 2 well-being days, 1 volunteer day, 9-11 paid company holidays, and 3 floating holidays.
Full Job Description


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

What We Are Looking For

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.


What We Offer

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 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.

About Lennox International

Lennox International is an American company that designs, manufactures, and markets HVAC equipment and services. The company's products include air conditioners, furnaces, heat pumps, packaged units, air handlers, and indoor air quality equipment. Lennox International was founded in 1895 and is headquartered in Richardson, Texas. The company operates in North America, Europe, and Asia. Lennox International is listed on the New York Stock Exchange (NYSE) and is a component of the S&P 500.
Learn more about Lennox International
Size
11,000 employees
Market Cap
$8.5 billion
Industry
Net Income
$356.3 million
Founded
1895
5 Year Trend
+2.9%
Revenue
$3.6 billion
NASDAQ

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