Amazon
Senior Materials Engineer, Liquid Cooling Systems, Hardware Engineering Thermal & Mechanical
$159K–$215K
Seattle, WA · Senior · Full-time · Posted Sep 11, 2026
- Experience
- 5+ years.
- Education
- Bachelor's degree or higher in Materials Science, Materials Engineering, Chemical Engineering, Mechanical Engineering with a materials concentration, or a closely related field.
About the job
Develop and qualify materials and coolants for AWS liquid-cooled data center systems, ensuring compatibility, performance, reliability, and sustainability.
What you'll do
- Evaluate and qualify coolant formulations and specify compatible wetted materials for server hardware and cooling loops.
- Perform thermal and fluid calculations and materials characterization to support cooling-system design and reliability.
- Guide engineering teams on materials compatibility and coolant chemistry, and manage coolant quality and sustainability initiatives.
What they ask for
- 5+ years in materials science, materials engineering, or chemical engineering focused on liquid cooling systems, wetted materials, or coolant chemistry.
- Bachelor's degree or higher in a listed engineering or materials-related field.
- Experience evaluating coolant formulations, testing wetted-material compatibility, or selecting materials for thermal fluid systems.
- Working knowledge of thermodynamic and fluid physics principles, plus materials characterization techniques.
Nice to have
- Experience with microfluidic systems, micro-channel cooling, or advanced liquid cooling architectures.
- Experience taking hardware or data center design concepts through development and deployment or mass production.
Pay
159,200.00 - 215,300.00 USD annually (base salary)
Tools
FTIR, SEM/TEM, EDS, ICP-OES
Model-written summary · the original posting is authoritative