Thermal Test Engineer — Lab Validation & Testing

Arista Networks, Inc.; Santa Clara (CA); On-site; USD 95,000 - 137,000; Full time

Job summary

Arista Networks is seeking a Thermal Engineer to tackle thermal design challenges for high-end switching products. You will support mechanical design with lab verification tests, assemble/disassemble prototypes, and coordinate with platform and hardware engineers to ensure robust thermal validation.

The role requires hands-on testing, data collection, and documentation of procedures. Knowledge of CAD, Matlab/Python, and liquid cooling is a plus, with on-site work in the Santa Clara area.

Qualifications

• High school diploma or equivalent; BS in Mechanical Engineering preferred.
• Proficiency in MS Office or Google Docs.
• Basic knowledge of tools (drill press, dremel tool, band saw) and electrical devices.
• Experience of 3D printers a plus.
• Experience of air flow testing a plus.
• Experience with liquid cooling systems a plus.
• Experience using 3D CAD software a plus.
• Experience using Matlab or Python software a plus.

Responsibilities

• Develop and execute test plans to measure thermal performance of heatsinks; repeated test needed for statistical data collection purpose
• Setup Air Flow test to measure data to verify system performance and impedance for thermal simulation
• Work with lab technicians to customize circuits or power leads
• Setup externally powered fan/fan module airflow / impedance tests
• Setup externally powered power supply airflow / impedance tests
• Perform Temperature measurements for component thermal profile
• Fabricate lab test fixtures as needed for various tests
• Troubleshoot and debug issues during the tests
• Communicate with Platform Engineer and Hardware Engineer for software issues
• Investigate the testing results and adjust testing plan to get meaningful data
• Document testing procedure and results and ensure testing is consistent

Skills

MS Office

Air flow testing knowledge

Lab testing coordination

Education

Bachelor's degree in Mechanical Engineering

Tools

3D CAD software

MATLAB

Python

Drill press

Dremel tool

Band saw

3D printers

Job description

Arista Networks is seeking a Thermal Engineer to tackle thermal design challenges for high-end switching products. You will support mechanical design with lab verification tests, assemble/disassemble prototypes, and coordinate with platform and hardware engineers to ensure robust thermal validation.

The role requires hands-on testing, data collection, and documentation of procedures. Knowledge of CAD, Matlab/Python, and liquid cooling is a plus, with on-site work in the Santa Clara area.