Job Description

Refrigeration Systems Engineer

Advantest Test Solutions, Inc. (ATS) 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

Essential Duties & 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
• All other duties as assigned

Qualifications

Requirements, Education & Skills

• 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

About Advantest

Advantest America Inc. is part of Advantest Corporation, the world’s largest provider of automated test equipment (ATE) for the semiconductor industry. The company designs and manufactures cutting-edge testing solutions that help semiconductor manufacturers ensure the quality and performance of their products. Advantest is known for innovation, reliability, and a strong commitment to supporting its customers and employees.

Our Purpose & Values:
Mission: Improve lives through advanced technologies and customer-focused innovation.
Vision: Be the most trusted and valued test solution provider in the semiconductor value chain.

Core Values:
I- Innovation is our Lifeblood
N- Number One is Our Aspiration
T- Trust is our Foundation
E- Empowerment is Our Motivation
G- Global is our Reach
R- Respect is our Heart
I - Inclusion and Diversity is Our Commitment
T- Teamwork is our Approach
Y- Yes is Our Attitude

Why Join Us

At Advantest, innovation starts with people. We’re looking for curious, capable, and collaborative individuals ready to shape the future of semiconductor technology. You’ll join a global team where your ideas are valued, your growth is supported, and your work makes a real impact.

We foster an integrity-centered culture, where honesty, inclusion, and respect are the foundation of everything we do.

Benefits Overview

* Global Bonus Program: Performance-based bonuses paid twice yearly.
* 401(k) Plan: Pre-tax retirement savings with company match.
* Medical, Dental & Vision: Multiple plan options including HMO, PPO, and HSA.
* Income Protection: Life, disability, and accident insurance at no cost.
* Flexible Spending Accounts: Healthcare and dependent care options.
* Employee Assistance Program: Free support for personal and work-related issues.
* Flexible Time Off: Accrual starts at hire, increases with service.
* Paid Holidays: 13 company holidays annually.

Salary Range

$110k - $165k (depending on experience)

EEO Statement

EEO Statement
Advantest is an Equal Opportunity Employer and embraces diversity in our employee population. It is the policy of Advantest to provide equal opportunity to all qualified applicants and employees without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, protected veteran status or special disabled veteran, marital status, pregnancy, genetic information, or any other legally protected status.

The Advantest Way - Diversity, Equity, Inclusion and Belonging
At Advantest, diversity, equity and inclusion are at the core of who we are. We are continuing to build a culture where everyone feels a sense of belonging through our DE&I programs & initiatives. We strive to have a diverse, equitable and inclusive workplace to enable us to attract and retain candidates that feel a sense of purpose and empowerment. Our commitment to DE&I is unwavering and we are steadfast in our mission to continuously foster an environment of respect, trust and transparency. We value diversity and inclusion and believe employees of all backgrounds contribute to our ongoing success. At Advantest, we celebrate and support the needs of our employees regardless of race, color, ethnicity, national origin, religion, age, disability, gender (including gender expression and gender identity), sex and sexual orientation. DE&I at Advantest is more than words to us, they are the Advantest Way.