Refrigeration Engineer

Insight Global; Lake Forest (CA); On-site; USD 120,000 - 180,000; Full time

Job summary

Insight Global is seeking a Refrigeration Systems Engineer to join our Lake Forest, CA team. This role focuses on designing, validating, and integrating refrigeration systems into ATS electronic test platforms for semiconductors, photonics, and embedded devices.

The engineer will lead concept-to-production activities, perform cycle analysis, size major components, and collaborate with cross-functional teams to ensure performance and reliability across customers worldwide.

Qualifications

• Bachelor's degree in Mechanical Engineering or related field; Master's degree preferred.
• Minimum 5 years of experience in refrigeration system design.
• Demonstrated experience with vapor compression cycle analysis and hands-on design of condensing units and/or chillers.
• Expertise in liquid- and refrigerant-based thermal systems.
• Strong analytical and problem-solving skills.
• Proficiency in 3D CAD modeling; SolidWorks experience preferred.
• Ability to travel up to 20% domestically and internationally to customer sites.
• On-site role based in Lake Forest, CA.

Responsibilities

• Define refrigeration system requirements to meet the thermal management needs of electronic test equipment.
• Perform refrigeration cycle analysis and establish performance and sizing requirements for major system components, including compressors, heat exchangers, and expansion devices.
• Design refrigeration systems from concept through production, including component sizing and selection.
• Collaborate with cross-functional design and development teams to integrate refrigeration systems into electronic test equipment.
• Conduct hands-on evaluation of prototype and sub-assembly builds, including thorough performance assessments.
• Perform thermal testing and validation to ensure compliance with design specifications and performance requirements.
• Develop and maintain detailed documentation of designs, analyses, and test results.
• Ensure compliance with applicable industry standards and regulations governing refrigeration systems.
• Partner with procurement, manufacturing, quality, and field service teams to establish component specifications and support vendor/supplier qualification.
• Identify risk areas and opportunities for design optimization.
• Act as a technical point of contact for customers on select refrigeration-related issues.
• Provide hands-on support during product installation and commissioning at customer sites, and serve as a technical resource for field service teams.

Skills

Refrigeration design

Vapor compression analysis

Thermal systems

3D CAD modeling

SolidWorks

Analytical skills

Travel readiness

Education

Bachelor's degree in Mechanical Engineering

Master's degree preferred

Tools

AutoCAD

Job description

• Bachelor's degree in Mechanical Engineering or related field; Master's degree preferred


• Minimum 5 years of experience in refrigeration system design


• Demonstrated experience with vapor compression cycle analysis and hands-on design of condensing units and/or chillers


• Expertise in liquid- and refrigerant-based thermal systems


• Strong analytical and problem-solving skills


• Proficiency in 3D CAD modeling; SolidWorks experience preferred


• Ability to travel up to 20% domestically and internationally to customer sites


• On-site role based in Lake Forest, CA

Job Description

Insight Global is seeking a Refrigeration Systems Engineer to join our team in Lake Forest, CA. ATS is a leading provider of massively parallel electronic test systems, including System Level Test (SLT), burn-in, and semiconductor/module testing. We offer an exciting portfolio of high-performance test systems that support the semiconductor industry worldwide. This is a unique opportunity for an engineer with deep refrigeration expertise to contribute to thermally demanding, cutting-edge semiconductor test equipment.

This individual will be responsible for the design, validation, and integration of refrigeration systems into ATS electronic test platforms — supporting products across semiconductors, photonics, and embedded devices. Responsibilities span from concept through production, including hands‑on prototype evaluation, field issue resolution, and customer site support.

• Define refrigeration system requirements to meet the thermal management needs of electronic test equipment


• Perform refrigeration cycle analysis and establish performance and sizing requirements for major system components, including compressors, heat exchangers, and expansion devices


• Design refrigeration systems from concept through production, including component sizing and selection


• Collaborate with cross-functional design and development teams to integrate refrigeration systems into electronic test equipment


• Conduct hands‑on evaluation of prototype and sub-assembly builds, including thorough performance assessments


• Perform thermal testing and validation to ensure compliance with design specifications and performance requirements


• Develop and maintain detailed documentation of designs, analyses, and test results


• Ensure compliance with applicable industry standards and regulations governing refrigeration systems


• Partner with procurement, manufacturing, quality, and field service teams to establish component specifications and support vendor/supplier qualification


• Identify risk areas and opportunities for design optimization


• Act as a technical point of contact for customers on select refrigeration‑related issues


• Provide hands‑on support during product installation and commissioning at customer sites, and serve as a technical resource for field service teams