Thermal Engineer - Testing, Validation & Failure Analysis
Job Description
1.About the Role：
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Envicool is developing advanced liquid cooling and thermal management solutions for next- AI, HPC, and hyperscale data centers. We are seeking a hands-on Thermal Engineer to support testing, validation, failure analysis, and continuous improvement of liquid cooling products and thermal systems.
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This role is ideal for candidates with a strong foundation in thermal engineering, hands-on lab experience, and interest in high-power electronics cooling, liquid cooling systems, and data center thermal technologies.
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2.Responsibilities：
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- Support the design, build, and validation of liquid cooling solutions, including cold plates, CDUs, and system-level thermal architectures for high-power electronics and data center applications.
- Set up test instrumentation and execute thermal and fluid performance tests, including temperature, flow rate, pressure, power, and leak-related measurements.
- Conduct failure analysis on components and systems, including leakage, clogging, corrosion, thermal degradation, material compatibility, and reliability-related issues.
- Perform root cause analysis based on experimental data, inspection results, engineering judgment, and cross-functional input.
- Develop and improve test methods, SOPs, validation protocols, data analysis templates, and engineering reports.
- Work closely with engineering, manufacturing, quality, suppliers, and service teams to resolve technical issues and improve product reliability.
- Support customer issue resolution and field failure investigations when needed.
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3.Required Qualifications：
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- Master’s degree or above in Mechanical Engineering, Thermal Engineering, Materials Science, Energy Engineering, or a related field.
- Strong foundation in heat transfer, fluid mechanics, thermodynamics, and thermal system fundamentals.
- Hands-on laboratory experience in thermal testing, instrumentation, system validation, or experimental diagnostics.
- Experience or strong exposure to failure analysis, root cause analysis, reliability engineering, or quality improvement is .
- Ability to analyze test data and translate findings into practical engineering recommendations.
- Strong problem-solving skills, attention to detail, ownership, and willingness to work in a hands-on lab environment.
- Fluent English communication is required.
- Must be legally authorized to work in the United States.
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Qualifications：
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- Experience with liquid cooling, electronics cooling, server cooling, data center thermal systems, or high-power electronic platforms.
- Familiarity with experimental measurement systems and diagnostics, such as temperature, flow, pressure, power, leak detection, or contamination control.
- Exposure to material or chemical analysis methods, such as SEM-EDS, ICP-OES, DSC, corrosion testing, or coolant/material compatibility evaluation.
- Familiarity with CFD tools such as ANSYS Fluent, Icepak, Star-CCM+, or equivalent is a plus.
- Background in prototype development, lab-scale system integration, troubleshooting, FMEA, or reliability testing is a plus.
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4.Location:47730 Westinghouse Dr Fremont, CA 94539
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