Thermal Engineer

Teradyne; Agoura Hills (CA); On-site; USD 101,000 - 161,000; Full time

Job summary

Teradyne’s Memory Test Division in Agoura Hills, CA is seeking a Thermal Engineer to lead thermal design initiatives for advanced semiconductor test platforms. You will develop thermal architectures, perform simulations and temperature characterization, collaborate across engineering teams, and drive validation and testing to ensure performance and reliability.

Local candidates only; travel 10-20% to San Jose and other Teradyne sites.

Qualifications

• BS in Mechanical Engineering or related field.
• 5–8 years in thermal/mechanical engineering.
• Strong heat transfer, fluids, and electronics cooling knowledge.
• Experience in thermal simulations and lab correlation.
• Proven cross-functional collaboration and leadership.

Responsibilities

• Lead thermal design of semiconductor test equipment and assemblies.
• Develop thermal architectures to meet performance and reliability goals.
• Perform advanced simulations, airflow analysis, and temperature testing.
• Evaluate and implement cooling technologies for high-power systems.
• Define validation requirements and lead thermal qualification testing.
• Collaborate with ME/EE/manufacturing to optimize product performance.
• Drive root cause investigations and corrective actions.
• Mentor junior engineers and interface with suppliers.

Skills

Thermal engineering

Heat transfer

Fluid dynamics

Electronics cooling

Thermal simulations

Project leadership

Communication

Education

Bachelor of Science in Mechanical Engineering

Master's degree (preferred)

Tools

Ansys Icepak

FloTHERM

Job description

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Thermal Engineer (Teradyne, Agoura Hills, CA)

Date: Oct 13, 2026

Location: Agoura Hills, CA, US

We are the global test and automation specialists, powering next-generation technologies through sophisticated solutions. Behind every electronic device you use, Teradyne's test technology ensures your device works right the first time, every time! Our portfolio of automation solutions help manufacturers to develop and deliver products quickly, efficiently and cost-effectively. Together, Teradyne companies deliver manufacturing automation across industries and applications around the world!

We attract, develop, and retain a high-performance workforce, comprised of people with diverse backgrounds and a shared drive for excellence. We strive to foster a positive and inclusive work environment that helps employees, and communities, thrive.

Our Purpose

Teradyne brings together technology, engineering, and innovation to deliver automated test solutions that help shape the future of electronics. Our teams develop leading-edge products that enable customers to bring increasingly complex semiconductor devices to market with confidence and speed.

Opportunity Overview

The Memory Test Division is seeking a Thermal Engineer to join our engineering team in Agoura Hills, California. In this role, you will lead thermal design initiatives for advanced semiconductor test platforms while partnering with engineering teams across Agoura Hills and San Jose.

You will be responsible for defining thermal strategies, developing innovative cooling solutions, and ensuring products meet performance and reliability objectives. The successful candidate will possess strong technical expertise, sound engineering judgment, and the ability to drive complex thermal challenges to resolution in a multidisciplinary environment.

All About You

As a Thermal Engineer, you will:

• Lead the thermal design and analysis of semiconductor test equipment, subsystems, and electro-mechanical assemblies.
• Develop thermal architectures that support system performance, reliability, and manufacturability objectives.
• Perform advanced thermal simulations, airflow analysis, and temperature characterization activities.
• Evaluate and implement innovative cooling technologies for high-power electronic systems.
• Define validation requirements and lead thermal qualification testing.
• Analyze test results and develop recommendations for design improvements.
• Collaborate with mechanical, electrical, manufacturing, systems, and product engineering teams to optimize product performance.
• Drive root cause investigations and corrective actions for thermal-related field and manufacturing issues.
• Mentor junior engineers and provide technical guidance on thermal design methodologies.
• Interface with suppliers and manufacturing partners to support development and production activities.
• Travel periodically to San Jose and other Teradyne locations as required (10-20%).

Required Qualifications

• Bachelor of Science degree in Mechanical Engineering or related engineering discipline.
• 5-8 years of experience in thermal engineering, mechanical engineering, or related product development roles.
• Strong understanding of heat transfer, fluid dynamics, thermal management, and electronics cooling principles.
• Experience performing thermal simulations and correlating analytical results with laboratory testing.
• Demonstrated success solving complex technical challenges in multidisciplinary environments.
• Strong communication, collaboration, and project leadership skills.

Preferred Qualifications

• Master's degree in Mechanical Engineering with a thermal sciences focus.
• Experience with semiconductor test equipment, capital equipment, or high-performance electronic systems.
• Experience with CFD and thermal modeling tools such as Ansys Icepak, FloTHERM, or equivalent.
• Background in automation systems, precision mechanisms, and electronics packaging.
• Experience leading design validation, reliability qualification, and continuous improvement initiatives.

We are only considering candidates local to position location and are unable to provide relocation for this position.

This position is not eligible for sponsorship.

Compensation

The base salary range for this role is $100,500 - $160,800. This range is a good faith estimate, and the amount of base salary will correspond with experience and skill set. This range can also fluctuate depending on demand and location.

Incentive Plan

This job is eligible for discretionary bonus(es) based on financial performance.

Benefits

Teradyne offers a variety of comprehensive health and well-being benefit programs, including medical, dental, vision, Flexible Spending Accounts, retirement savings plans, life and disability insurance, paid vacation & holidays, tuition assistance programs, and more.

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