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Lennox Software Engineer I (Android) 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, and Asia.

Note: We do not accept resumes from headhunters, placement agencies, or other suppliers that have not signed a formal agreement with us.

Job Description

As the Software Design Engineer , you will be responsible for the design, development and maintenance of mobile applications and embedded software components for the Engineering Controls group.


  • Assist in designing, developing and integrating embedded software components and applications.

  • Apply communication protocols.

  • Design and develop Windows Software applications.

  • Implement software components based on applicable specifications and design.



  • BS/MS in Computer/Electrical Engineering, Computer Science.

  • Good verbal and written communications skills.

  • Basic knowledge of software coding, software design, integration, simulation, communication protocols.

  • Familiar with software development tools.

  • Knowledge of object oriented programming methodologies.

  • Proficient in Java, Android Studio, Xcode/Swift, Kotlin, Python, JSON, HTML, C, C++, Objective-C.

  • Experience with building clients on top of RESTful JSON-based APIs.

  • Experience developing mobile applications for Android and/or iOS platforms.

  • Experience developing on Alexa platform is a plus.

  • Familiarity with key Operating System concepts such as multithreading, task scheduling, interrupts and mobile development techniques for Android and iOS.

  • Experience with creating mobile application designs to meet cross-platform, reusability and ease of unit test.

  • Proficient with GUI design concepts and implementation on mobile platforms.

  • Experience programming multi task or multi-threaded embedded applications.

  • Knowledge of Configuration Management methodologies (source code version control, bug tracking and requirement traceability).

  • Familiarity with networking protocols (TCP/IP, UDP).

  • Familiarity with industry-wide embedded software design and debugging tools.

  • Experience developing technical requirements from customer requirements.

  • HVAC knowledge is a plus


  • Outstanding 401(k) with company matching and 1-year bonus

  • Employee Stock Purchase Plan

  • Robust Employee Assistance Program

  • Community involvement opportunities

  • Relocation assistance is available!

Job Locations US-TX-Carrollton

Requisition # 2020-23260

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.