Lennox Mechanical Engineer II in Carrollton, Texas

Company Overview

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, Asia, and Australia.

Job Description

This engineer assists in the design, layout and testing of Gas Furnace Product and it’s components. The person in this position may also assign work to the technical drafting staff and heating floor technicians.

Duties include, but are not limited to:

  • Assist/Lead in the performance of residential Gas Furnace product development activities following CSA/ANSI Z21.47 standards.

  • Assist in the interpretation and implementation of customer specifications and documentation requirements for both internal LII best practices as well as adherence to product safety standards published by CSA.

  • Assist/Lead in the application of engineering principle knowledge to conduct routine analyses and/or tests pertaining to the development of new designs, methods, materials or processes related to Gas Furnace Product.

  • Assist in conducting engineering studies for innovation & patent opportunities root/cause analysis, and potential cost out opportunities.

  • Lead Engineering Change Notices (ECN) through the proper channels to modify and improve current products in production


Requires a bachelor's degree in Mechanical Engineering with 5+ years of work experience in HVAC industry.

Familiar with analytical and CAD software. Knowledge of design techniques, tools, and principles involved in production of precision technical plans, blueprints, drawings, and models. Strong verbal and written communication skills.

Knowledge in heat transfer and combustion process.

Knowledge in ANSI Z21.47 Standard for Gas-Fired central furnaces.

Requisition # 2018-16637

Category Engineering

Shift / Hours Regular

Lennox International is an Equal Opportunity Employer and supports a diverse, inclusive work environment.

All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, transgender status, sexual orientation, national origin, genetics, disability, age, or veteran status.

Applicants with Disabilities

If you are an individual with a disability or a disabled veteran who is unable to use our online tools to search and apply for jobs, you may request a reasonable accommodation by contacting us at Recruitment@Lennoxintl.com

E-Verify Participation

For jobs located within the United States, LII participates in the Electronic Employment Verification Program known as E-Verify.

Please visit the E-Verify website for more information on this program.