Thermal Designer (Aerospace)

TL;DR

Thermal Designer (Aerospace): Leading the thermal development and verification of spacecraft subsystems with an accent on thermal architecture, modeling, and hardware testing. Focus on ensuring mission reliability through complex thermal control design, cross-functional collaboration, and the integration of AI-assisted engineering tools.

Location: Must be based in or able to work from the Toronto office (Hybrid)

Salary: $100,622 - $150,622 CAD

Company

A leading commercial optical data relay constellation operator focused on advancing on-orbit compute and space connectivity.

What you will do

• Lead thermal development of spacecraft subsystems from concept through flight qualification.
• Design and evaluate thermal control solutions including conductive, radiative, and passive management.
• Develop and maintain thermal models to predict performance across all mission phases.
• Plan and execute thermal test campaigns to validate performance and reduce technical risk.
• Collaborate with systems, RF, electrical, and manufacturing teams to develop integrated solutions.
• Contribute to the continuous improvement of thermal engineering methods and verification practices.

Requirements

• Bachelor's degree in Mechanical, Aerospace, or Mechatronics Engineering.
• 4+ years of experience developing thermal solutions for complex mechanical or aerospace systems.
• Strong understanding of heat transfer, thermo-optical radiation, and spacecraft thermal environments.
• Experience with thermal analysis platforms such as Simcenter Space Systems Thermal or Thermal Desktop.
• Experience with CAD platforms like Onshape, Creo, SolidWorks, or NX.
• Must be comfortable operating in a hands-on development environment involving prototyping and testing.

Nice to have

• Experience with TVAC, thermal balance, or environmental qualification testing.
• Familiarity with ESA ECSS, NASA, or equivalent aerospace thermal standards.
• Eligibility for P.Eng. licensure in a Canadian jurisdiction.
• Experience supporting hardware transition from development into production.

Culture & Benefits

• Comprehensive health, dental, and vision insurance coverage.
• Unlimited vacation policy and supportive parental leave.
• $1,500 annual professional development fund.
• Robust equity plan and company-wide holiday shutdowns.
• Certified Great Place to Work for five consecutive years.