Staff Thermal Engineer: Electronics Cooling & CFD Expert

chaosindustries; El Segundo (CA); On-site; USD 150,000 - 230,000; Full time

Benefits offered by this job

Health benefits

401k match

Free daily lunch

Relocation assistance

Unlimited PTO

Job summary

CHAOS Industries, headquartered in Los Angeles with El Segundo on-site operations, seeks a Staff Thermal Engineer to perform thermal and fluid-flow analysis for electronics and enclosures. You will model heat transfer, validate with tests, and collaborate across electrical and mechanical teams to optimize thermal performance.

You will develop ANSYS Icepak simulations for cooling systems, assess margins, and plan tests to correlate models with data while supporting production bring-up and

Qualifications

• Bachelor's degree in Mechanical Engineering or related STEM field; 7+ years of relevant experience.
• Hands-on experience performing electronics thermal analysis using ANSYS Icepak.
• Strong working knowledge of heat transfer, thermodynamics, and fluid mechanics.
• Experience analyzing thermal performance of electronic components, circuit boards, or enclosures.
• Ability to perform engineering hand calculations and assess when detailed simulation is needed.
• Experience analyzing liquid-cooled coldplates and heat exchangers.
• Experience with forced-air cooling, flow distribution, pressure-drop analysis, and fan performance.
• Strong technical communication skills and ability to work independently across engineering disciplines.
• Ability to obtain and maintain a U.S. security clearance.

Responsibilities

• Perform hand calculations and detailed thermal analyses of electronic components, CCAs, and enclosures.
• Develop and use ANSYS Icepak models for electronics cooling and internal air and liquid coolant flow.
• Analyze cooling systems that include cabinets, coldplates, heat exchangers, and related hardware.
• Assess temperatures, flow distribution, pressure drop, and thermal margins across expected operating conditions.
• Define model inputs, assumptions, and boundary conditions, and communicate their effect on results.
• Provide practical thermal design guidance to electrical and mechanical designers.
• Identify thermal risks and recommend design changes in collaboration with multidisciplinary teams.
• Participate in design and peer reviews.
• Plan and support thermal tests, analyze test data, and correlate models with test results.
• Support board and system bring-up, qualification, troubleshooting, and production issues.
• Document analysis methods, assumptions, results, and recommendations.

Skills

ANSYS Icepak

Heat transfer

Thermodynamics

Fluid mechanics

Education

Bachelor's degree in Mechanical Engineering

Tools

ANSYS Icepak

Macroflow

STAR-CCM+

Job description

CHAOS Industries, headquartered in Los Angeles with El Segundo on-site operations, seeks a Staff Thermal Engineer to perform thermal and fluid-flow analysis for electronics and enclosures. You will model heat transfer, validate with tests, and collaborate across electrical and mechanical teams to optimize thermal performance.

You will develop ANSYS Icepak simulations for cooling systems, assess margins, and plan tests to correlate models with data while supporting production bring-up and