Lennox (NYSE: LII) Driven by 130 years of legacy, HVAC and refrigeration success, Lennox provides our residential and commercial customers with industry-leading climate-control solutions. At Lennox, we win as a team, aiming for excellence and delivering innovative, sustainable products and services. Our culture guides us and creates a workplace where all employees feel heard and welcomed. Lennox is a global community that values each team member’s contributions and offers a supportive environment for career development. Come, stay, and grow with us.

• Lead software design and implementation across the full Software Development Life Cycle (SDLC), including requirements analysis, design, coding, testing, and deployment.  

• Design and develop embedded software solutions in C and C++ for target platforms, including baremetal and RTOS-based environments.  

• Perform unit testing (preferably using Gtest), bench testing, and module-level verification for developed or modified components.  

• Experience in architecting embedded software or contributing to high-level system design. 

• Collaborate with cross-functional and global teams for software integration, requirement clarification, and customer interactions.  

• Provide technical guidance and support to project team members and participate in technical reviews.  

• Analyze and troubleshoot complex issues in existing codebases; propose effective solutions and improvements.  

• Prepare technical documents including design specifications, test reports, and release documentation.  

• Ensure adherence to software quality standards, coding guidelines, and secure coding practices.  

• Contribute to project planning activities such as effort estimation, risk identification, and mitigation planning.  

• Support sustaining engineering activities for released products when required. 

Requirements   

• Bachelor’s degree in Electronics Engineering, Computer Engineering, Computer Science, or related field.  

• 8 to 15 years of experience in embedded software development.  

• Strong understanding of embedded systems, including microcontrollers and (preferably) microprocessors.  

• Solid programming expertise in C and C++.  

• Hands-on experience with RTOS, multi-threading, and inter-process communication mechanisms.  

• Practical knowledge of serial communication protocols such as RS232, RS485, and peripheral interfaces like I2C and SPI.  

• Strong debugging skills and experience working with large, complex codebases.  

• Good understanding of the Software Development Lifecycle (SDLC) and configuration management practices.  

• Working knowledge of Embedded Linux, MODBUS, and BACnet is an added advantage.  

• Exposure to Visual Studio or PC-based application development is desirable.  

• Preferred: Knowledge of automation frameworks to automate development testing 

• Self-driven, with strong problem-solving abilities and a high level of ownership.  

• Excellent verbal and written communication skills, with the ability to convey technical concepts effectively to internal teams, customers, and suppliers.