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Mechanical Engineer

CoolIT Systems

CoolIT Systems

Calgary, AB, Canada
Posted on Friday, June 28, 2024
About Coolit Systems Inc.

Founded in Calgary, Alberta in 2001, CoolIT Systems is the leading Direct Liquid Cooling technology provider for data centers, supercomputers, and desktop computers. We design and manufacture solutions used by the largest tech companies globally.

Recognized as one of “The Americas’ Fastest Growing Companies 2023” by Financial Times and honored with the Deloitte Fast 50 Clean Technology award in 2022, as well as the Deloitte Fast 500 distinction in both 2021 and 2022, CoolIT's rapid growth is capturing global attention.

As demand for generative AI, high performance computing and cloud solutions rapidly expands, there has never been a more exciting time to join our team.



Reporting to the Thermal Mechanical Engineering Manager, the Mechanical Engineer will be responsible for the design and development of Direct Liquid Cooling products such as Coolant Distribution Units.


  • Lead the design and development of coolant distribution units considering factors such as heat transfer, fluid dynamics, sensor placement, cable management, manufacturability, and more.
  • Collaborate closely with cross-functional teams, customers, and industry partners to ensure seamless integration of products into overall cooling system designs and effective project execution.
  • Continuously seek opportunities to improve product design methodologies, manufacturing processes, and materials selection to enhance overall system efficiency and reliability.
  • Oversee the fabrication and testing of products, conduct experiments, collect data, and iterate designs to achieve desired thermal and mechanical performance.
  • Create detailed engineering documentation, reports, and technical presentations to effectively communicate design concepts, testing results, and recommendations to both internal teams and external stakeholders.
  • Perform advanced simulations and analyses using software tools to validate and optimize design concepts.

Basic Qualifications

  • Bachelor's degree in Mechanical Engineering.
  • Minimum of 5+ years of relevant experience in mechanical design engineering.
  • Proficiency in using CAD software (e.g. SolidWorks) to create detailed mechanical designs & drawings.
  • Proven ability to design components for mass production using a variety of different manufacturing methods (e.g. sheet metal, machining, casting, injection molding, and welded assemblies).
  • Advanced knowledge of sheet metal design and manufacturing
  • Ability to apply engineering principles to the design release process (e.g. GD&T and statistical tolerance analysis)

Preferred Qualifications

  • Possess P. Eng designation or similar professional credentials.
  • Proficiency in using simulation software (e.g. Celsius EC, Macroflow) to predict & optimize product performance.
  • Solid understanding of fluid dynamics principles, especially as they relate to heat transfer and fluid flow in cooling systems.
  • Experience with rapid prototyping manufacturing techniques and testing of thermal/mechanical components; familiarity with lab equipment for data collection.
  • Experience with hose and cable routing in a 3D CAD environment, considered an asset.


  • Excellent time management skills and problem solving capabilities
  • Strong organizational skills
  • Effective verbal, written, and interpersonal communication skills
  • Strong sense of urgency and responsiveness


We strive to be an employer of choice and as such we believe in rewarding our employees with career and development opportunities that will maintain and strengthen our culture while aligning to our vision and values.


We are a company that is full of vibrant, innovative people who love what we do. Our comprehensive benefits package includes:

  • Vacation and flex days, and paid company-wide shutdown during the holiday season.
  • Comprehensive benefits including Dental, Drugs, Optical, Paramedical and Health Spending. These costs are covered by CoolIT and are enacted from your first day.
  • Dress for your day – in a casual yet professional environment.
  • Retention rewards like “The Big Coffee Break” that reward tenure with additional vacation time and a monetary bonus.
  • Employee ownership program.

We thank every candidate in advance, however, only those selected for an interview will be contacted.

Successful candidates for this position will be required to undergo background checks including criminal records check and education.