{"schemaVersion":"jobsearcher.job.v1","id":"c94ecba0910e0f3a6a55fe21","url":"https://jobsearcher.com/jobs/c94ecba0910e0f3a6a55fe21","canonicalUrl":"https://jobsearcher.com/jobs/c94ecba0910e0f3a6a55fe21","title":"Thermal Mechanical Engineer","description":"Job Summary\nThe system engineering department is hiring a thermal mechanical engineer. You will be responsible for performing structural and thermal simulations to optimize the design of electro‑optical sub‑assemblies. Your work will directly impact the performance and reliability of our quantum computer sub‑systems.\n\nResponsibilities\n\nDevelop detailed FEA/CFD models of components, packages, optical‑electronic modules, and system‑level assemblies using appropriate simulation tools such as ANSYS, COMSOL, or equivalent platforms.\n\nCorrelate FEA results with experimental measurements, prototype test data, and hardware observations to improve model fidelity and support simulation‑driven design decisions.\n\nPerform warpage and deformation analysis for multimaterial assemblies, accounting for mismatch in thermal expansions, nonlinear material behavior, temperature gradients, and boundary conditions.\n\nDevelop thermal cycling and mechanical fatigue models to predict long‑term reliability, including creep, stress relaxation, and interface degradation.\n\nIdentify mechanical risk drivers and recommend design, material, or process changes to improve robustness, manufacturability, and yield.\n\nAnalyze failures related to electro‑optical assembly design and provide solutions. Conduct general design activities such as requirements management, materials and component selection, FMEA, and tolerance analyses.\n\nDevelop end‑to‑end simulation workflows to automate processes, assess performance across diverse operating scenarios, and improve efficiency, accuracy, and repeatability.\n\nDocument and communicate results through clear technical reports, design reviews, and executive‑level summaries.\n\nExperience / Qualifications\n\nM.Sc. or Ph.D. in Mechanical Engineering, Electrical Engineering, Physics, or a related field.\n\n5+ years of hands‑on modeling and simulation experience in the semiconductor industry.\n\nStrong understanding of thermal conduction and convective heat transfer methodologies.\n\nDeep knowledge of solid mechanics principles, including stress, strain, fatigue, creep, and constitutive models of elastic, visco‑plastic, and plastic materials.\n\nProficiency with simulation tools such as ANSYS (Mechanical, Icepak, and Fluent), COMSOL, or equivalent, including nonlinear and transient analyses.\n\nWorking knowledge of lab‑scale validation techniques.\n\nDesired Skills / Experience\n\nExperience with Ansys AEDT and Ansys Sherlock.\n\nUnderstanding of advanced semiconductor packaging, solder joints, and reliability modeling techniques.\n\nKnowledge of common optical system specifications and optical component specifications.\n\nExposure to SOC thermal mechanical analysis.\n\nExposure to optical structural analysis.\n\nBenefits\nU.S. Base Pay Range: $100,000 – $145,000 USD\nBayArea Pay Range: $140,000 – $160,000 USD\nFull‑time roles are eligible for equity and benefits. Base pay is only one part of the total compensation package and may vary based on qualifications and location.\n\nEqual Opportunity Employment\nPsiQuantum provides equal employment opportunity for all applicants and employees. PsiQuantum does not unlawfully discriminate on the basis of race, color, religion, sex (including pregnancy, childbirth, or related medical conditions), gender identity, gender expression, national origin, ancestry, citizenship, age, physical or mental disability, military or veteran status, marital status, domestic partner status, sexual orientation, genetic information, or any other basis protected by applicable laws.\n\n#J-18808-Ljbffr","company":"Psi Quantum","rawCompany":"psi quantum","city":"Milpitas","state":"CA","isRemote":false,"isActive":true,"createdAt":"2026-06-26T03:36:32.499Z","occupations":[{"code":"17-2141.00","title":"Mechanical Engineers","slug":"mechanical-engineers"},{"code":"17-2199.00","title":"Engineers, All Other","slug":"engineers-all-other"},{"code":"19-2012.00","title":"Physicists","slug":"physicists"}],"industries":[{"code":"334413","title":"Semiconductor and Related Device Manufacturing","slug":"semiconductor-and-related-device-manufacturing"},{"code":"541715","title":"Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)","slug":"research-and-development-in-the-physical-engineering-and-life-sciences-except-nanotechnology-and-biotechnology"},{"code":"334419","title":"Other Electronic Component Manufacturing","slug":"other-electronic-component-manufacturing"}],"jobPosting":{"@context":"https://schema.org","@type":"JobPosting","title":"Thermal Mechanical Engineer","description":"Job Summary\nThe system engineering department is hiring a thermal mechanical engineer. You will be responsible for performing structural and thermal simulations to optimize the design of electro‑optical sub‑assemblies. Your work will directly impact the performance and reliability of our quantum computer sub‑systems.\n\nResponsibilities\n\nDevelop detailed FEA/CFD models of components, packages, optical‑electronic modules, and system‑level assemblies using appropriate simulation tools such as ANSYS, COMSOL, or equivalent platforms.\n\nCorrelate FEA results with experimental measurements, prototype test data, and hardware observations to improve model fidelity and support simulation‑driven design decisions.\n\nPerform warpage and deformation analysis for multimaterial assemblies, accounting for mismatch in thermal expansions, nonlinear material behavior, temperature gradients, and boundary conditions.\n\nDevelop thermal cycling and mechanical fatigue models to predict long‑term reliability, including creep, stress relaxation, and interface degradation.\n\nIdentify mechanical risk drivers and recommend design, material, or process changes to improve robustness, manufacturability, and yield.\n\nAnalyze failures related to electro‑optical assembly design and provide solutions. Conduct general design activities such as requirements management, materials and component selection, FMEA, and tolerance analyses.\n\nDevelop end‑to‑end simulation workflows to automate processes, assess performance across diverse operating scenarios, and improve efficiency, accuracy, and repeatability.\n\nDocument and communicate results through clear technical reports, design reviews, and executive‑level summaries.\n\nExperience / Qualifications\n\nM.Sc. or Ph.D. in Mechanical Engineering, Electrical Engineering, Physics, or a related field.\n\n5+ years of hands‑on modeling and simulation experience in the semiconductor industry.\n\nStrong understanding of thermal conduction and convective heat transfer methodologies.\n\nDeep knowledge of solid mechanics principles, including stress, strain, fatigue, creep, and constitutive models of elastic, visco‑plastic, and plastic materials.\n\nProficiency with simulation tools such as ANSYS (Mechanical, Icepak, and Fluent), COMSOL, or equivalent, including nonlinear and transient analyses.\n\nWorking knowledge of lab‑scale validation techniques.\n\nDesired Skills / Experience\n\nExperience with Ansys AEDT and Ansys Sherlock.\n\nUnderstanding of advanced semiconductor packaging, solder joints, and reliability modeling techniques.\n\nKnowledge of common optical system specifications and optical component specifications.\n\nExposure to SOC thermal mechanical analysis.\n\nExposure to optical structural analysis.\n\nBenefits\nU.S. Base Pay Range: $100,000 – $145,000 USD\nBayArea Pay Range: $140,000 – $160,000 USD\nFull‑time roles are eligible for equity and benefits. Base pay is only one part of the total compensation package and may vary based on qualifications and location.\n\nEqual Opportunity Employment\nPsiQuantum provides equal employment opportunity for all applicants and employees. PsiQuantum does not unlawfully discriminate on the basis of race, color, religion, sex (including pregnancy, childbirth, or related medical conditions), gender identity, gender expression, national origin, ancestry, citizenship, age, physical or mental disability, military or veteran status, marital status, domestic partner status, sexual orientation, genetic information, or any other basis protected by applicable laws.\n\n#J-18808-Ljbffr","datePosted":"2026-06-26T03:36:32.499Z","dateModified":"2026-06-26T03:36:32.499Z","hiringOrganization":{"@type":"Organization","name":"Psi Quantum","sameAs":"https://jobsearcher.com"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"Milpitas","addressRegion":"CA","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"c94ecba0910e0f3a6a55fe21"},"url":"https://jobsearcher.com/jobs/c94ecba0910e0f3a6a55fe21"}}