Job description
NVIDIA is seeking a Thermal Engineer to lead thermal invention and evaluation for next-generation photonic built circuits and optical modules. This role involves addressing complex electro-thermal and multi-physics challenges at various scales while collaborating with teams in photonics, electrical IC, packaging, and reliability. The engineer will develop robust thermal solutions that support NVIDIA's AI and advanced computational infrastructure. This position offers the opportunity to make a significant impact in a diverse and innovative environment.
Requirements
- PhD in Mechanical Engineering or a related field with 4+ years of proven experience in thermal or mechanical engineering.
- Deep expertise in Cadence Celsius Thermal Solver.
- Experience with CFD tools such as Ansys Fluent, Icepak, or equivalent.
- Strong fundamentals in heat transfer, thermodynamics, and proven mechanics.
- Proficiency in Python or MATLAB for modeling, automation, and data analysis.
Responsibilities
- Engineer, construct, and optimize thermal solutions for silicon photonics and co-packaged optics systems.
- Develop and examine comprehensive thermal models using Cadence Celsius Thermal Solver.
- Drive thermal co-design and optimization of co-packaged architectures, including heat sinks and thermal interface materials.
- Model and simulate heat transfer and airflow using advanced CFD tools.
- Lead simulation-to-silicon correlation and contribute to experimental validation and thermal characterization.
Benefits
- Employees at NVIDIA are often offered comprehensive, day-one benefits—including medical, dental, and vision coverage with HSA support, life and disability insurance, an Employee Assistance Program, and a 401(k) with auto-enrollment. Many roles also have generous time off and holidays, donation matching (up to $10,000), and a wide menu of extras like FSAs, commuter benefits, legal and identity-theft protection, pet insurance, and wellness discounts. Optional programs can include student-loan and home-purchase support, plus family care resources and expert medical services.
H-1B filing history
Public USCIS petition and DOL LCA counts · latest USCIS FY2026, LCA FY2026
Filing entity: Nvidia Corporation
As of Jul 17, 2026
Initial approvals
355
FY2026
Approval rate
99.2%
FY2026
LCA certified
7,667
FY2026
Entry-level share
11.9%
FY2026
Initial approvals YoY
-37%
Trend
LCA certified YoY
-83%
Trend
Initial approvals by fiscal year
Approval rate by fiscal year
Continuing vs initial approvals
LCA certified positions by quarter
LCA certified positions by fiscal year
Based on public USCIS and DOL filings; not a sponsorship guarantee.
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