Principal Mechanical-Thermal Engineer

Celestial AI

Celestial AI

Yokne'am Illit, Israel

Posted on May 31, 2026

About Marvell

Marvell’s semiconductor solutions are the essential building blocks of the data infrastructure that connects our world. Across enterprise, cloud and AI, and carrier architectures, our innovative technology is enabling new possibilities.

At Marvell, you can affect the arc of individual lives, lift the trajectory of entire industries, and fuel the transformative potential of tomorrow. For those looking to make their mark on purposeful and enduring innovation, above and beyond fleeting trends, Marvell is a place to thrive, learn, and lead.

Your Team, Your Impact

We are seeking a Mechanical Thermal Engineer to join the Marvell Switch Group. In this role, you will be a key contributor to the design, analysis, and validation of high bandwidth Ethernet switching systems, working closely with cross functional teams to ensure robust thermal and mechanical performance.

What You Can Expect

Own and leading the mechanical and thermal design, simulation, validation, and integrate of our next generation Marvell Switch Group development and reference design systems for Data Centers for AI hyperscale customers.

You will work shoulder-to-shoulder with HW, SIE, FW, Validation and silicon teams to drive decisions on cooling solutions, power delivery packaging, structural integrity, and manufacturability, and will lead the mechanical-thermal engagement with our ODM, component vendors.

Own the mechanical-thermal design of Marvell Switch Group systems (including thermal solutions and mechanical challenges on PCB / chassis / rack level).

Design and execute mechanical and thermal experiments in the lab — from DOE through measurement, analysis, and corrective action.
Debug mechanical and thermal failures; drive root-cause to closure; take previous learnings to next products.

What We're Looking For

  • Bachelor's degree or above in Mechanical Engineering or related fields and 15+ years of related professional experience.
  • 15+ years of experience as a Mechanical and Thermal Design Engineer in the electronics industry.
  • Knowledge of industry standard CAD & FEA design tools, industry trends, and design for manufacturability.
  • Proficient in leading CAD software and experienced with ECAD-MCAD collaboration tools
  • Proficient in mechanical drawings, GD&T, and tolerance-analysis methods.
  • Knowledge of fiber optic and copper cabling standards and testing equipment
  • Strong knowledge in industry standards — Ethernet, PCIe, OCP, JDEC
  • Experience with design and testing of liquid cooling solutions, from cold plate to rack level manifolds

Advantages:

  • Proven experience designing products for ML/HPC and data center applications

Additional Compensation and Benefit Elements

With competitive compensation and great benefits, you will enjoy our workstyle within an environment of shared collaboration, transparency, and inclusivity. We’re dedicated to giving our people the tools and resources they need to succeed in doing work that matters, and to grow and develop with us. For additional information on what it’s like to work at Marvell, visit our Careers page.

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, sexual orientation, gender identity, disability or protected veteran status.

Interview Integrity

To support fair and authentic hiring practices, candidates are not permitted to use AI tools (such as transcription apps, real-time answer generators like ChatGPT or Copilot, or automated note-taking bots) during interviews.

These tools must not be used to record, assist with, or enhance responses in any way. Our interviews are designed to evaluate your individual experience, thought process, and communication skills in real time. Use of AI tools without prior instruction from the interviewer will result in disqualification from the hiring process.

This position may require access to technology and/or software subject to U.S. export control laws and regulations, including the Export Administration Regulations (EAR). As such, applicants must be eligible to access export-controlled information as defined under applicable law. Marvell may be required to obtain export licensing approval from the U.S. Department of Commerce and/or the U.S. Department of State. Except for U.S. citizens, lawful permanent residents, or protected individuals as defined by 8 U.S.C. 1324b(a)(3), all applicants may be subject to an export license review process prior to employment.

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