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Sub System Lead Engineer, HVAC Systems

  • Location
    • Markham, Ontario
  • Schedule Full time
  • Posted


Work Arrangement

  • Hybrid:  This role is classified as Hybrid , meaning the successful candidate will work at our Markham office three (3) days a week

The Team

Vehicle Mechatronics Embedded Controls (VMEC) is responsible for designing, developing, and deploying the embedded controls and software for all vehicle systems and components that manage cabin comfort.  

The successful candidate will join Cabin Thermal ART, responsible for developing HVAC Climate Controls for all GM vehicles produced globally!  The Subsystem Lead Engineer is an Individual contributor with recognized expertise responsible for tasks and work throughout the entire vehicle development lifecycle including requirements definition, systems design and implementation, testing, and problem resolution.
Our team is collaborative, has a strong Agile culture, and will afford you the opportunity to work as part of a fun group whose product spans the entire GM portfolio!


  • Work within Agile Team Framework to develop and ensure execution of features thus creating and maintain subsystem/component technical specifications following the BTS format for Thermal Cabin Controls and Diagnostics Systems.

  • Provide guidance and input for feature design verification plans by working with Feature Owners and Validation Engineers.

  • Development of feature and system level requirements that are the framework for algorithm development; includes creating functional decompositions and defining software solutions.

  • Collaborate to develop and support innovation roadmaps.

  • Lead projects and strategy that drive 100% Virtual Design, Development & Validation initiatives.

  • Create and maintain mechanization drawings with the assistance of the Architecture group.

  • Maintain open requirements issue list and review, track, and report on progress and status.

  • Review and update the Electrical and Thermal subsystem technical specification document for applicable subsystems.

  • Create and manage change requests to update requirements and specifications of subsystems using Jira.

  • Work with Software Engineers to review software components to ensure compliance to the requirements.

  • Involved in subsystem related issue root cause analysis, in vehicles or in electrical and thermal benches.

  • Work with global technical teams to support subsystem level testing and defect reports.

  • Review Owner’s Manual and Service Information related to the applicable subsystem.

  • Implement new feature/functions related to the applicable subsystem.

  • Scheduling Triad meetings to formulate solutions to issues and translate solutions into requirements.

  • Support bench and vehicle verification and validation testing for applicable subsystems.

  • Performing subsystem level DFMEAs and collaborating in System and Component DFMEAs.

  • Use Failure Mode and Effect Analysis (FMEA) Integration Tool (FIT) for managing FMEA processes across applicable subsystems.

  • Coordinate across Agile Teams for feature and system readiness to program milestones

  • Assessing JDP and Compass reviews and providing appropriate feedback.

  • Support advanced technical work projects that drive future features and vehicle enhancements.

  • Engage with GM Design and Hardware teams as may be required.

          Education and Job Experience Requirements

  • Bachelor’s Degree in one of the following areas: Electrical Engineering, Computer Science, Mechanical Engineering or equivalent experience.

  • 5+ years’ experience in applying microprocessor-based controllers to automotive vehicle electrical and thermal systems

  • 5 + years of demonstrated Technical knowledge and ability in relevant engineering disciplines (eg. Software, Thermal Dynamics, Control Theory)

  • Knowledge of microcontroller architectures, memory technologies, and programming

  • Strong understanding of major automotive subsystems

  • Knowledge of vehicle serial data communications (CAN, GMLAN, LIN)

  • Knowledge of embedded controller systems electrical circuits

  • Demonstrated proficiency in writing and comprehending software/hardware requirements.

  • High level knowledge of software verification/validation processes

  • Experience with and/or knowledge of relevant technologies (eg.  CyberSecurity, FlexRay, AUTOSAR, Hybrid Controls, Ethernet)

  • Experience or knowledge of relevant tools ( e.g. Matlab, Simulink, Rhapsody,C)

  • High degree of Program Management skills

  • High level of interpersonal skills and ability to work effectively with others

  • High level of oral and written communication skills

  • Experience in any of the domains occupant access, position, protection, vision & visibility, and comfort/HVAC an asset but not required

  • Must be legally allowed to work in Canada

Additional Description

Desired Skills

  • Results driven individual with high levels of initiative and pro-activity

  • Ability to manage time and meet deliverable timing is critical

  • Experience in the automotive product release and specification process

  • Excellent problem solving skills involving complex systems

  • Ability to work with highly technical people and drive them to reach a common goal

  • Experience using change control management software such as Jira,RTC

  • Experience using software configuration management tools such as GIT

  • Experienced in performing system and component level DFMEAs (preferred).

  • Experience working with diagnostic tools such as Vehicle Spy, CANoe, CANalyzer, NeoVI

What Will Give You A Competitive Edge (Preferred Qualifications):

  • Experience in HVAC Comfort Domain

  • Prior experience working in Agile / Scrum

  • Experience with software configuration management processes and tools (e.g. Git Ecosystem)

About GM

Our vision is a world with Zero Crashes, Zero Emissions and Zero Congestion and we embrace the responsibility to lead the change that will make our world better, safer and more equitable for all.

Why Join Us 

We aspire to be the most inclusive company in the world. We believe we all must make a choice every day – individually and collectively – to drive meaningful change through our words, our deeds and our culture. Every day, we want every employee, no matter their background, ethnicity, preferences, or location, to feel they belong to one General Motors team.

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Diversity Information

General Motors is committed to being a workplace that is not only free of unlawful discrimination, but one that genuinely fosters inclusion and belonging. We strongly believe that workforce diversity creates an environment in which our employees can thrive and develop better products for our customers.  We encourage interested candidates to review the key responsibilities and qualifications for each role and apply for any positions that match their skills and capabilities. Applicants in the recruitment process may be required, where applicable, to successfully complete a role-related assessment(s) and/or a pre-employment screening prior to beginning employment. To learn more, visit How we Hire

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General Motors is proud to be an equal opportunity employer.  All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.  

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