HVAC System Engineer

ALSTOM Gruppe; Saint-Bruno; On-site; CAD 70,000 - 90,000; Full time

Job summary

A leading mobility solutions provider is seeking an HVAC Sub-System Engineer in Saint-Bruno, Quebec. The role involves overseeing the development of HVAC systems for passenger comfort, requiring both a Bachelor's degree in Engineering and bilingual proficiency in French and English. Candidates with experience in systems integration and HVAC design will excel.

Qualifications

• Experience in a manufacturing or design environment is essential.
• Experience in systems integration is highly valued.
• Knowledge of HVAC design principles is a plus.

Responsibilities

• Perform equipment sizing calculations for HVAC systems.
• Develop integration and ducting architecture within the train.
• Supervise development and validation phases of HVAC equipment.

Skills

Mechanical knowledge

Electrical understanding

Troubleshooting

System integration

Interpersonal communication

Bilingual (French & English)

Education

Bachelor’s or Master’s degree in Engineering

Member of the Ordre des ingénieurs du Québec (OIQ)

Tools

HVAC system design tools

Software for failure analysis

Job description

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Date: 7 Oct 2025

Company: Alstom

From high-speed trains, metros, monorails, trams, to turnkey systems, services, infrastructure, signalling and digital mobility, Alstom offers its diverse customers the broadest portfolio in the industry. With its presence in 63 countries and a talent base of over 80,000 people from 175 nationalities, the company focuses its design, innovation, and project management skills to where mobility solutions are needed most.

About the Train System Team:
The Train System Team consists of engineers from diverse backgrounds working on various subsystems. We are currently looking for new talent to join our ranks.

Position Overview:
We have an open position for an HVAC Sub-System Engineer within the Passenger Comfort team. As a Sub-System Engineer, your responsibilities will encompass the following:

Key Responsibilities:

• Project Execution: Work on all phases of project execution, including platform development, bids, project design, validation, and reliability growth.
• Collaboration: Collaborate with a multidisciplinary team to develop train architecture and interfaces that accommodate your subsystem.
• Performance Requirements: Define performance requirements and secure equipment to fulfill train-level requirements.
• Supervision: Supervise the development, validation, and reliability growth phases.

About the Passenger Comfort (HVAC) Team:
The HVAC Systems Team is responsible for establishing the equipment's cooling and heating capacities and overseeing the procurement, development, and validation of equipment that meets defined performance requirements in collaboration with sub-suppliers. The team ensures that equipment integration into the train is executed in a way that guarantees passenger comfort and achieves temperature uniformity. From the development to the validation phase, the team is accountable for ensuring that the equipment and the train are designed and validated to demonstrate compliance with all requirements, while also meeting reliability and availability standards.

Responsibilities Include:

• Perform equipment sizing calculations
• Develop equipment integration and ducting architecture
• Analyze system requirements and align them with other engineering disciplines
• Review supplier proposals
• Oversee equipment development and validation
• Manage system requirements
• Review technical documentation
• Lead design reviews with suppliers and transit authorities
• Support manufacturing plants
• Prepare, review, and support verification and validation activities (e.g., test procedures, test execution, First Article Inspection (FAI) witnessing)
• Drive reliability growth through failure analysis, trend identification, and corrective actions
• Support bid and platform development activities

Desired Profile:

• Bachelor’s or Master’s degree in Engineering or a related field
• Member of the Ordre des ingénieurs du Québec (OIQ), or meets all prerequisites to become one
• Experience in a manufacturing or design environment
• Experience in systems integration
• Understanding of mechanical, electrical, and software concepts
• Expertise in system failure analysis, troubleshooting, and solution integration
• Strong interpersonal and communication skills
• Experience in railroad system integration is an asset
• Knowledge of HVAC design or aerodynamic principles is a plus
• Proficiency in French & English is mandatory

Join Us:
If you are excited about the opportunity to contribute to a dynamic engineering environment and make a significant impact on the efficiency and safety of our train systems, we encourage you to apply for this position.

Alstom is the leading company in the mobility sector, solving the most interesting challenges for tomorrow’s mobility. That’s why we value inquisitive and innovative people who are passionate about working together to reinvent mobility, making it smarter and more sustainable. Day after day, we are building an agile, inclusive and responsible culture, where a diverse group of people are offered opportunities to learn, grow and advance in their careers, with options across functions and geographic locations. Are you ready to join a truly international community of great people on a challenging journey with a tangible impact and purpose?

Open to the new perspectives and challenges today!

Equal opportunity statement:
Alstom is an equal opportunity employer committed to creating an inclusive working environment where all our employees are encouraged to reach their full potential, and individual differences are valued and respected. All qualified applicants are considered for employment without regard to race, colour, religion, gender, sexual orientation, gender identity, age, national origin, disability status, or any other characteristic protected by local law.