Mechanical Systems Engineer - #450521
De Havilland Aircraft of Canada Limited
Date: 5 hours ago
City: Mississauga, ON
Contract type: Full time

De Havilland Aircraft of Canada Limited (DHC) is a storied name in the aerospace industry, recognized worldwide for its pioneering contributions to aviation and its unwavering commitment to quality, innovation, and reliability. Headquartered in Calgary, AB, DHC currently has approximately 1,400 employees across British Columbia, Alberta and Ontario, as well as in markets and distribution hubs world-wide.
Established in 1928, De Havilland Canada has a rich history marked by the development of some of the most iconic and versatile aircraft ever built. These aircraft have served a variety of roles—from bush flying to commercial aviation—and are celebrated for their rugged durability, operational versatility, and excellence in performance.
Over the decades, De Havilland Canada has evolved to meet the changing needs of the aviation industry. Today, we are more than just an aircraft manufacturer; we are a comprehensive aerospace company with capabilities that span design, production, maintenance, repair, and overhaul (MRO) services. Our operations are supported by a team of skilled engineers, technicians, and industry professionals who are dedicated to upholding the highest standards of craftsmanship and innovation.
Position Summary:
De Havilland Aircraft of Canada is seeking highly experienced and versatile Mechanical Systems Engineers to join our Engineering team. The successful candidate will have 10+ years of aerospace engineering experience with a comprehensive understanding of aircraft mechanical systems, from concept through certification and into service support.
This role requires deep technical expertise, systems-level thinking, and a collaborative mindset to develop and support reliable, certifiable, and maintainable systems across a variety of platforms.
Key Responsibilities:
At De Havilland Canada, we aim to be inclusive and diverse and provide equal opportunity for employment. All qualified applicants, regardless of gender, age, race, religion, sexual orientation, and disability, are encouraged to apply. De Havilland will accommodate the needs of applicants with disabilities throughout all stages of the selection process. If you need accommodation during the recruitment process, please advise your Talent Acquisition representative. Information relating to the need for accommodation and accommodation measures will be addressed confidentially.
Any offer of employment is conditional on the completion of positive and satisfactory background checks, which may include, proof that you are legally entitled to work in Canada, professional references, verification of employment history, verification of educational background and criminal background checks.
Established in 1928, De Havilland Canada has a rich history marked by the development of some of the most iconic and versatile aircraft ever built. These aircraft have served a variety of roles—from bush flying to commercial aviation—and are celebrated for their rugged durability, operational versatility, and excellence in performance.
Over the decades, De Havilland Canada has evolved to meet the changing needs of the aviation industry. Today, we are more than just an aircraft manufacturer; we are a comprehensive aerospace company with capabilities that span design, production, maintenance, repair, and overhaul (MRO) services. Our operations are supported by a team of skilled engineers, technicians, and industry professionals who are dedicated to upholding the highest standards of craftsmanship and innovation.
Position Summary:
De Havilland Aircraft of Canada is seeking highly experienced and versatile Mechanical Systems Engineers to join our Engineering team. The successful candidate will have 10+ years of aerospace engineering experience with a comprehensive understanding of aircraft mechanical systems, from concept through certification and into service support.
This role requires deep technical expertise, systems-level thinking, and a collaborative mindset to develop and support reliable, certifiable, and maintainable systems across a variety of platforms.
Key Responsibilities:
- Lead and support the design, integration, analysis, testing, and certification of mechanical systems for De Havilland aircraft programs.
- Apply deep technical knowledge to a wide range of mechanical systems, including but not limited to:
- Environmental Control Systems (ECS)
- Hydraulic Systems
- Pneumatic Systems
- Landing Gear Systems
- Flight Control Mechanisms
- Fuel Systems
- Ice and Rain Protection Systems
- Engine and Nacelle Systems
- Develop system architecture, schematics, and interface control documents.
- Collaborate with internal teams (Structures, Electrical, Avionics, Stress, Materials) and external suppliers to ensure integration and system-level performance.
- Author and review technical documentation including specifications, test procedures, and certification plans.
- Participate in certification activities, supporting communications with regulatory authorities (TCCA, FAA, EASA) to ensure compliance with airworthiness requirements.
- Support issue resolution, root cause analysis, and corrective actions during development, production, and in-service phases.
- Drive continuous improvement initiatives, incorporating lessons learned into future designs and processes.
- Bachelor’s degree in Mechanical, Aerospace Engineering, or a related field.
- 10+ years of experience in aircraft mechanical systems engineering, preferably with transport-category or regional aircraft.
- Proven expertise in the design, integration, and certification of at least three of the major mechanical systems listed above.
- Strong understanding of regulatory requirements and industry standards (e.g., FAR/CS Part 25, ARP4754A, DO-160, etc.).
- Experience with system modeling, requirements management, and risk assessment tools.
- Familiarity with PLM/PDM systems and engineering change management processes.
- Excellent technical writing and communication skills.
- Demonstrated leadership in cross-functional environments and complex technical projects.
- Knowledge of the Dash 8 aircraft, Twin Otter and CL415 aircraft design and operation is a strong asset.
- Knowledge of certification planning, compliance documentation, and liaison engineering.
- Familiarity with systems testing environments, including Iron Bird or Integrated Test Facilities.
At De Havilland Canada, we aim to be inclusive and diverse and provide equal opportunity for employment. All qualified applicants, regardless of gender, age, race, religion, sexual orientation, and disability, are encouraged to apply. De Havilland will accommodate the needs of applicants with disabilities throughout all stages of the selection process. If you need accommodation during the recruitment process, please advise your Talent Acquisition representative. Information relating to the need for accommodation and accommodation measures will be addressed confidentially.
Any offer of employment is conditional on the completion of positive and satisfactory background checks, which may include, proof that you are legally entitled to work in Canada, professional references, verification of employment history, verification of educational background and criminal background checks.
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