Testing Specialist - CDU Mechanical

CoolIT Systems • Calgary, AB

52d

About The Position

CoolIT Systems, Inc. is seeking a full-time Test Specialist – CDU Mechanical to
Oversee and support testing and qualification of our Cooling Distribution Unit
systems. In this role, you will develop and execute comprehensive verification
and validation strategies, including test plans, procedures, and protocols,
ensuring alignment with internal quality standards and customer requirements.
You will perform engineering design and product risk assessments, support
prototype builds, develop test jigs, and integrate CoolIT products into customer
equipment. Additionally, you will analyze test data rigorously, prepare
technical reports, and present findings to cross-functional teams.

Reporting to Team Lead CDU (Test and Qualification), This role is ideal for a
meticulous and technically skilled individual who thrives in a hands-on
Mechanical and Electrical testing environment, is passionate about advancing
liquid cooling technology

Requirements

• BSc or MSc in Mechanical Electrical, Electronics, Computer Engineering or relevant field.
• Strong knowledge of materials science, thermodynamics, fluid systems, and electro-mechanical components.
• Expertise in analyzing and optimizing heat transfer in mechanical systems
• Proficient in testing fluid flow and thermal behavior to support CDU Qualification and performance evaluation
• Demonstrated knowledge and experience in statistics and data science or data analysis.
• Hands-on experience with instrumentation (pressure, temperature, flow sensors), DAQs, and actuators.
• Proficiency with bench test tools (oscilloscope, power analyzer, logic analyzer, multimeter, etc.).
• Experience with embedded systems (PLCs, Raspberry Pi, microcontrollers) is an asset.
• Demonstrated ability to perform design reviews, risk assessments, and root cause analysis.
• Familiarity with control algorithms and PID tuning.
• Programming experience (Python and/or C/C++).
• Experience in mechanical hardware design in SolidWorks or equivalent CAD programs is an asset.
• Knowledge of ASTM, ISO, and reliability test standards.

Nice To Haves

• Experience with data center liquid cooling systems.
• Familiarity with Liquid cooling infrastructure.
• Background in Mechanical and Electrical engineering.

Responsibilities

• Develop and own test strategies, validation plans, and qualification roadmaps aligned with internal requirements and customer standards.
• Define test scope, configurations, acceptance criteria, and risk-based coverage for pumps, heat exchangers, PRVs, electrical, and fluid systems.
• Translate system requirements into structured test plans, matrices, and execution frameworks; identify test gaps, constraints, and dependencies.
• Conduct DFMEA-driven design reviews to identify risks and recommend mitigation strategies.
• Evaluate materials, tolerances, sealing concepts, and thermal/fluid performance; ensure design-for-test (DFT) and design-for-reliability (DFR) principles are applied.
• Plan and oversee reliability and stress tests, including HALT, thermal cycling, pressure/flow, vibration, mechanical load, and leak testing under real-world conditions.
• Support test setup validation, instrumentation strategy, and data acquisition planning.
• Develop and apply statistical data analysis frameworks (regression, variance, trend, Weibull) for performance and reliability assessment.
• Perform data validation, cleansing, and normalization; convert results into actionable insights and engineering conclusions.
• Lead or support root cause analysis (RCA) and CAPA implementation.
• Create, review Non-Conformance (NC) reports; review Engineering Change Notices (ECNs) for validation impact, risks, and test requirements.
• Prepare and present data-driven technical reports, dashboards, and qualification summaries; communicate findings, risks, and recommendations to leadership and customers.
• Provide feedback and guidance in Product Requirements Documents (PRD), System Requirements Documents (SRD), and design reviews, ensuring testability, thermal performance, and reliability considerations are incorporated early in design.
• Participate in technical reviews, design  gates, and provide with analytical feedback and drive continuous improvement.

Benefits

• 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.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Number of Employees: 101-250 employees