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Thermal Testing Engineer Jobs (NOW HIRING)

Nexthop Systems Inc

Thermal Engineer

Santa Clara, CA · On-site

Conduct thorough thermal testing and validation to ensure designs meet rigorous operational ... A degree in Mechanical Engineering or a related field, with emphasis in heat transfer (B.S ...

Impulse Space

Thermal Engineer

Redondo Beach, CA · On-site

Oversee and define thermal cycle and vacuum testing of components and spacecraft * Analyze test data to correlate models and improve model fidelity * Collaborate with design engineers to implement ...

Impulse Space

Thermal Engineer

Redondo Beach, CA · On-site

$95K - $115K/yr

Oversee and define thermal cycle and vacuum testing of components and spacecraft * Analyze test data to correlate models and improve model fidelity * Collaborate with design engineers to implement ...

NextHop AI

Thermal Engineer

Santa Clara, CA · On-site

Conduct thorough thermal testing and validation to ensure designs meet rigorous operational ... A degree in Mechanical Engineering or a related field, with emphasis in heat transfer (B.S ...

Insight Global

Thermal Lab Technician

Austin, TX · On-site

$40 - $50/hr

Thermal Lab Technician Insight Global is seeking a Mechanical and Thermal Lab Technician to support ... Document testing results and provide feedback to engineering teams throughout the validation ...

Mundi

Principal Thermal Design Engineer

Los Angeles, CA · On-site

$175K - $220K/yr

Engineered to survive the harshest radiation environments and to fully capitalize on today's and ... Hands‑on experience with thermal testing for spacecraft components--thermal cycling and TVAC--is ...

New

Super Micro Computer

Thermal Engineer

San Jose, CA · On-site

$105K - $125K/yr

... of Thermal Engineer. The position will be responsible for the thermal architecture, design ... The role utilizes and champions a design process based on estimating, simulating, and testing the ...

SCEYE INC

Thermal Engineer

Moriarty, NM · On-site

Thermal Engineer Status: Full Time, exempt Location: Moriarty, NM Reports To: Avionics Hardware ... Plan, support, and analyze thermal testing (e.g., thermal vacuum, thermal cycling, environmental ...

Supermicro

Thermal Engineer

San Jose, CA · On-site

$105K - $125K/yr

... of Thermal Engineer. The position will be responsible for the thermal architecture, design ... The role utilizes and champions a design process based on estimating, simulating, and testing the ...

Blue Origin LLC

Thermal Engineer

Huntsville, AL · On-site

$130K - $182K/yr

As a Thermal Engineer at Blue Origin, you will be at the forefront of developing thermal management ... You will be responsible for the analysis, design, and testing of thermal protection and control ...

Blue Origin LLC

Thermal Engineer

Los Angeles, CA · On-site

$130K - $182K/yr

As a Thermal Engineer at Blue Origin, you will be at the forefront of developing thermal management ... You will be responsible for the analysis, design, and testing of thermal protection and control ...

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Thermal Testing Engineer information

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$43.5K

$104.5K

$167.5K

How much do thermal testing engineer jobs pay per year?

As of Sep 14, 2026, the average yearly pay for thermal testing engineer in the United States is $104,528.00, according to ZipRecruiter salary data. Most workers in this role earn between $80,000.00 and $129,000.00 per year, depending on experience, location, and employer.

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Infographic showing various Thermal Testing Engineer job openings in the United States as of June 2026, with employment types broken down into 97% Full Time, 1% Part Time, and 2% Contract. Highlights an 92% Physical, 2% Hybrid, and 6% Remote job distribution, with an average salary of $104,528 per year, or $50.3 per hour.

Thermal Engineer

Santa Clara, CA • On-site

Nexthop Systems Inc
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Job description

Nexthop Systems Inc. is on the lookout for a passionate and innovative thermal engineer to spearhead the design and implementation of advanced thermal management systems. This role is critical in ensuring the efficient performance of high-power next-generation networking systems tailored for cutting-edge AI infrastructures.

What You’ll Do
  • Design and develop thermal solutions, including heatsinks, cold plates, liquid cooling loops, and other innovative cooling systems.
  • Lead and execute thermal modeling and simulations using industry-standard tools to optimize performance.
  • Conduct thorough thermal testing and validation to ensure designs meet rigorous operational requirements.
  • Collaborate closely with cross-functional teams to integrate thermal designs seamlessly into broader system architectures.
  • Build and manage strong technical relationships with suppliers, ensuring high-quality thermal solutions.
  • Proactively troubleshoot and resolve thermal challenges to maintain system reliability.
  • Stay ahead of the curve by keeping up with emerging technologies, trends, and industry standards in thermal engineering.
What You Bring Technical Expertise
  • A degree in Mechanical Engineering or a related field, with emphasis in heat transfer (B.S. required, M.S. preferred).
  • 10+ years of experience in thermal design; 5+ years of experience designing thermal components and systems for data center network equipment, preferred.
  • Proficiency in thermal modeling tools such as Flotherm, Flotherm-XT, and/or IcePak.
  • Experience and deep working knowledge of data center air cooling technologies, practices, and strategies:
    • Vapor chambers, heat pipes, and other phase change devices
    • Various heat sink types and design parameters
    • High performance fans and their selection/operating parameters
    • Thermal interface materials and their selection/design parameters
    • Environmental requirements
    • Rack mounted ITE design constraints
  • Experience with designing liquid cooling components/loops desired, but not required.
  • Deep knowledge of heat transfer principles and their application in real-world scenarios.
Soft Skills
  • Strong problem-solving skills, with the ability to tackle complex thermal challenges.
  • Excellent collaboration and communication skills, to work effectively with diverse teams and suppliers.
  • A proactive mindset with a passion for staying current on advancements in thermal technologies and AI infrastructure needs.
Why Join Nexthop Systems?

At Nexthop, you’ll work at the forefront of innovation, designing thermal solutions that empower the AI systems driving tomorrow’s breakthroughs. Your contributions will directly impact how AI and networking systems perform, ensuring they meet the demands of a rapidly evolving industry.

**Are you ready to take the lead in thermal engineering for next-generation AI infrastructure?**

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