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Lennox IOT Lead Engineer 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


As a Software Design Engineer, you will have an opportunity to lead and collaborate with other engineers to design, plan, develop, and maintain software components for Internet of Things devices and Cloud. We are looking for an experienced, knowledgeable and talented engineer to design and develop software components for the Controls Engineering organization.

You will also be trusted to:

  • Lead the successful implementation and delivery of embedded software products and components throughout the entire product lifecycle.

  • Be responsible for project deliverables on time and with high quality

  • Assure proper technical requirement definition with internal and external customers, marketing, manufacturing and other support groups.

  • Actively participate in the definition and implementation of new processes and improvements.

  • Identify and create new technologies and ideas to increase the organization’s intellectual property and to better address customer needs.

  • Participate in technical feasibility analysis and prototyping activities.




Education Requirements

  • MS in Electrical/Computer Engineering or equivalent is required.

Technical Skills

  • 8 years of professional experience in developing cloud(GCP, AWS, Azure) micro-services capable of connecting millions of devices

  • 2 years of professional experience developing embedded software in C/C++ Experienced in the architecture, design, device/cloud integration, and development of Internet of Things software\

  • Experience collaborating in multi-site software development teams and projects

  • Design and debug experience for solutions involving hardware, embedded firmware, server back-ends at scale, mobile, and web

  • Experience with device and cloud software development

  • Experience with Internet of Things communication protocols such as https, web-sockets, MQTT with XML/JSON payloads, XMPP, COAP, and Thread

  • Strong understanding of REST, micro-services architecture & best security practices

  • Ability to develop unit test driven software components

  • Familiar with Configuration Management tools (Version control, bug tracking, change management, automated builds, and coding standards).

  • Familiar with static and dynamic analysis software tools

  • Experience developing in Waterfall and Iterative Software development processes.

  • Familiar with Building and Home Automation Systems

  • Familiar with HVAC control systems

Teaming/Soft Skills

  • Excellent verbal and written communication skills.

  • Ability to effectively communicate with both technical and non-technical staff.

  • Ability to collaborate across multiple functional teams (Systems Architecture, Hardware, Testing, Technical Support, Manufacturing, IT, Suppliers) in order to deliver sound technical solutions to our customers.

  • Demonstrate ability to drive product and process improvements throughout the software organization.

  • Ability to work with third parties and off-shore development teams as needed.

  • Self driven, results oriented.

Job Locations US-TX-Carrollton

Requisition # 2020-23694

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.