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Controls Test Engineer III

Company: Lennox
Location: Carrollton
Posted on: March 20, 2020

Job Description:

Company OverviewLennox 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.

#LI-DNIJob DescriptionRole Description

As a Controls Test Engineer, you will be an integral part of the residential product development and research team. You will conduct system verifications for controls engineering to maintain quality of all the new and maintenance firmware release cycles. In this role, you will collaborate with our software engineering teams and quality teams to ensure our products have the highest standards of technical depth, passion, quality and excellence.


  • Collaborate with all constituents involved in product development & release activity including development, testing, program management and other entities to ensure execution & deliverables per plan
  • Design and develop test framework for testing embedded controls
  • Generation of optimized test plans, ensuring 100% traceability & coverage of requirements to test design and test scripts
  • Effective requirements analysis, test case design, scripting and test execution
  • Development of test strategies for communicating embedded controls
  • Analyze and debug issues found during testing and production
  • Assist in creating and/or tracking test plans, test schedules and bugs

  • Actively investigate and study relevant technology and customer trends to anticipate and apply customer and technical needs for the Controls technology platform

    QualificationsWHAT WE ARE LOOKING FOR

    BS/MS in Electrical Engineering or Engineering Technical Degree

    • 5-10 yrs. of experience in testing
    • Proficiency in C, C++ for Embedded firmware development and testing is required.
    • Experience programming and testing multitask or multi-threaded embedded applications.
    • Knowledge in embedded firmware testing, test design, development processes, etc.
    • Working knowledge for developing white box and black box tests.
    • Experience in LabVIEW RT & FPGA
    • Knowledge in Software Engineering concepts, Quality processes and tools.
    • Experience with serial communication protocols (I2C, RS-485, RS-232, CAN
    • System verification of embedded products with graphical user interface and hardware I/O's.
    • Knowledge of networking protocols TCP/IP, UDP, HTTP and application protocols like JSON
    • Knowledge of wireless communication protocols (Wi-Fi and Bluetooth) is a plus.
    • Experience with scripting languages like Python.
    • Knowledge of Requirements Management, Configuration Management concepts source code version control, bug tracking and traceability.
    • Familiarity with the HVAC industry is a plus.


      At Lennox, we realize that our greatest assets are our employees. This is why we are committed to providing limitless opportunities for growth and development of all our employees, largely promoting from within the organization. Our Controls Test Engineer position is ideal for anyone looking for a technically challenging career with long term growth possibilities.


      • Competitive base salary
      • Yearly performance bonus
      • Medical / Dental / Vision
      • Excellent 401K Matching Program - Additional Company Contributions After 1 Year of Service!
      • Stock Purchase Program
      • Community involvement opportunities
      • Robust Employee Assistance Program
      • Relocation assistance is available
      • And much, much more!

        If you are a motivated self-starter with strong interpersonal and organization skills, this may be the opportunity for you.

Keywords: Lennox, Carrollton , Controls Test Engineer III, Engineering , Carrollton, Texas

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