Thermo-Mechanical Test Engineer: Electronics Packaging

8574 Laird Technologies Inc (Us); Cleveland (OH); On-site; USD 85,000 - 105,000; Full time

Job summary

Qnity, a global leader in materials and solutions for advanced electronics, is seeking a Mechanical Engineer to join our Cleveland team. You will design and execute thermal and mechanical tests for heat transfer technologies and collaborate with scientists, design engineers, and product managers.

The ideal candidate has 3+ years of hands-on testing experience, strong data analysis skills in Python/MATLAB/Minitab, and a solid foundation in heat transfer and materials behavior.

Qualifications

• Bachelor’s degree with 3+ years experience, or a Master’s degree in Mechanical Engineering or related field.
• Hands-on thermal and/or mechanical testing experience, preferably with TIMs, polymers, adhesives, or electronic packaging materials.
• Experience with thermal test systems, mechanical test equipment, and environmental or reliability testing.
• Strong foundation in heat transfer, solid mechanics, and materials behavior.

Responsibilities

• Design and develop advanced test methods to evaluate the thermal, mechanical, electrical, rheological, and reliability performance of heat transfer technologies.
• Establish, optimize, and validate test protocols using equipment such as TIM testers, thermal test vehicles, thermal analyzers, mechanical compression systems, rheometers, and environmental chambers.
• Develop and implement automated test sequences and instrument interfaces to improve testing throughput, repeatability, and data integrity.
• Lead thermo‑mechanical modeling efforts to support test development and correlate laboratory results to real‑world application conditions.
• Evaluate interactions between TIMs and system interfaces, including heat spreaders, heat sinks, power modules, and IGBT/SiC‑based packages.
• Investigate anomalous or unexpected test results through root‑cause analysis and implement corrective actions.
• Analyze large and complex datasets to extract key performance metrics and establish statistical confidence in results.
• Prepare high‑quality technical documentation, including SOPs, engineering reports, and test specifications.
• Partner with materials scientists, design engineers, and product managers to support material formulation and product development decisions.
• Support customer validation testing and application‑specific performance evaluations.
• Train laboratory technicians and global test teams on new test methods, equipment, and best practices.

Skills

Data analysis

Python

MATLAB

Minitab

Education

Bachelor’s degree in Mechanical Engineering or related

Master’s degree in Mechanical Engineering or related

Tools

Thermal test systems

Environmental test chambers

Job description

Qnity, a global leader in materials and solutions for advanced electronics, is seeking a Mechanical Engineer to join our Cleveland team. You will design and execute thermal and mechanical tests for heat transfer technologies and collaborate with scientists, design engineers, and product managers.

The ideal candidate has 3+ years of hands-on testing experience, strong data analysis skills in Python/MATLAB/Minitab, and a solid foundation in heat transfer and materials behavior.