Senior Thermal Engineer, Semiconductor Packaging

Samsung Semiconductor; San Jose (CA); On-site; USD 189,000 - 301,000; Full time

Benefits offered by this job

Medical/Dental/Vision/401k

4+ weeks paid time off

Competitive compensation

Flexible work policy

Job summary

Samsung Semiconductor in San Jose, CA, seeks a Senior Staff Thermal Engineer to lead thermal modeling and analysis for semiconductors and advanced packaging. You will work closely with customers and internal teams to develop and optimize thermal solutions from early design to validation.

The role requires a PhD in Mechanical Engineering or related field and 10+ years of industry experience, expertise with CFD tools (ANSYS Icepak, Flotherm, CELSIUS), and strong collaboration across diverse teams;

Qualifications

• PhD in Mechanical Engineering, Thermal/Fluids, or related Physical Science with 10+ years of industry experience preferred.
• Experience with CFD tools and electronic packaging issues from assembly to operation.
• Strong understanding of heat transfer, fluid mechanics, thermal management, and electronics cooling fundamentals.

Responsibilities

• Lead and perform hands-on thermal modeling and analysis for semiconductor packages, advanced packaging, and electronic systems.
• Build and analyze detailed models using ANSYS Icepak and Siemens Flotherm, including model setup, boundary conditions, solver execution and post-processing.
• Influence architecture, materials selection, and structural integrity of high-performance packaging under manufacturing, test, and usage conditions.
• Analyze simulation and measurement results to enhance product reliability.
• Support Samsung customers throughout the product development cycle with thermal architecture and feasibility studies to detailed modeling and design recommendations.
• Translate customer requirements and thermal specifications into simulation methodologies.
• Develop best known standards and methodologies and create innovative solutions for challenging semiconductor and packaging applications.
• Communicate technical findings clearly through engineering reports, presentations and customer reviews.

Skills

CFD tools

Heat transfer

Thermal analysis

Semiconductor packaging

Cross-cultural collaboration

Communication skills

Problem solving

Education

PhD in Mechanical Engineering or related

Tools

ANSYS Icepak

Flotherm

CELSIUS

Job description

Samsung Semiconductor in San Jose, CA, seeks a Senior Staff Thermal Engineer to lead thermal modeling and analysis for semiconductors and advanced packaging. You will work closely with customers and internal teams to develop and optimize thermal solutions from early design to validation.

The role requires a PhD in Mechanical Engineering or related field and 10+ years of industry experience, expertise with CFD tools (ANSYS Icepak, Flotherm, CELSIUS), and strong collaboration across diverse teams;