Sr. Staff Thermo-Mechanical Engineer (Semiconductor)

TL;DR

Sr. Staff Thermo-Mechanical Engineer (Semiconductor): Developing advanced mechanical simulations and structural reliability models for semiconductor test infrastructure with an accent on thermo-mechanical stress, warpage, and fatigue analysis. Focus on ensuring the mechanical robustness of high-power XPU and Silicon Photonics test assemblies through multi-physics modeling and experimental correlation.

Location: Must be based in Santa Clara, CA

Salary: $118,010–$176,800 per annum

Company

hirify.global is a leading semiconductor solutions provider enabling the data infrastructure that connects enterprise, cloud, and AI architectures.

What you will do

• Perform advanced thermo-mechanical finite element simulations to evaluate structural integrity of test sockets, thermal heads, and package interfaces.
• Lead warpage and deformation analysis for multi-material assemblies, accounting for CTE mismatch and nonlinear material behavior.
• Develop thermal cycling and mechanical fatigue models to predict long-term reliability and interface degradation.
• Correlate simulation results with physical testing, metrology, and strain measurements to refine predictive models.
• Identify mechanical risk drivers and recommend design or process changes to improve robustness and yield.
• Partner with thermal, packaging, and manufacturing teams to ensure mechanical compatibility across the full product lifecycle.

Requirements

• Must be eligible to access export-controlled information under U.S. law.
• Bachelor’s degree in Engineering or related field with 5-10 years of experience, or Master’s/PhD with 3-5 years of experience.
• Deep expertise in thermo-mechanical simulation and structural FEA for complex, multi-material systems.
• Proficiency with simulation tools such as ANSYS, Abaqus, or COMSOL.
• Hands-on experience correlating simulation results with physical testing and metrology.
• Strong understanding of solid mechanics, material behavior, and reliability physics.

Nice to have

• Experience with semiconductor packaging, probe cards, or handler-integrated mechanical systems.
• Scripting or automation experience using Python or MATLAB.
• Prior technical leadership on cross-org infrastructure or platform programs.

Culture & Benefits

• Comprehensive financial well-being programs including an employee stock purchase plan with a 2-year look back.
• Robust family support programs and mental health resources.
• Recognition and service awards to celebrate professional contributions.
• Commitment to inclusive hiring practices and equal opportunity employment.