Senior Staff Thermal Engineer — Liquid Cooling for HPC

Alliance Networks | Technical Recruiting | Contingent Workforce & Permanent Recruiting Nationwide; Austin (TX); On-site; USD 110,000 - 160,000; Full time

Job summary

Alliance Networks seeks a Senior Staff Thermal Engineer to lead thermal design for advanced electronics and liquid cooling systems in Austin, TX. The role focuses on developing cooling architectures for high‑performance platforms.

The perfect candidate holds a Master’s in Mechanical Engineering with heat transfer and CFD experience, plus hands-on lab validation and familiarity with 3D CAD and CFD tools. This is a demanding, fast-paced environment.

Qualifications

• Master’s degree in Mechanical Engineering or related field.
• Coursework or specialization in heat transfer and fluid mechanics.
• Experience with electronics cooling and thermal modeling.
• Familiarity with 3D CAD and CFD simulation tools.

Responsibilities

• Own thermal design from concept through validation and transfer to manufacturing.
• Perform thermal simulations and analysis from chip level through full system architecture.
• Design and evaluate cooling solutions including heat sinks, liquid cold plates, heat pipes, airflow systems, and thermal interface materials.
• Apply airflow and fluid dynamics principles to cool high heat flux components.
• Conduct CFD modeling and post-processing to evaluate thermal performance and risk.
• Build and execute thermal validation tests and analyze lab data to confirm design accuracy.
• Work cross-functionally with hardware, firmware, and mechanical engineering teams to optimize system performance.
• Consider manufacturability, cost, reliability, and component tolerances during the design process.

Skills

Heat transfer

Fluid mechanics

Thermal modeling

CFD simulations

3D CAD

Electronics cooling

Education

MS in Mechanical Eng

Tools

3D CAD

CFD tools

Job description

Alliance Networks seeks a Senior Staff Thermal Engineer to lead thermal design for advanced electronics and liquid cooling systems in Austin, TX. The role focuses on developing cooling architectures for high‑performance platforms.

The perfect candidate holds a Master’s in Mechanical Engineering with heat transfer and CFD experience, plus hands-on lab validation and familiarity with 3D CAD and CFD tools. This is a demanding, fast-paced environment.