R&D Engineer

R&D Engineer For Advanced MOSFET Technologies

Vishay manufactures one of the world's largest portfolios of discrete semiconductors and passive electronic components that are essential to innovative designs in the automotive, industrial, computing, consumer, telecommunications, military, aerospace, and medical markets. We help the world's most in-demand technologies come to life. Every day our products touch your life and the lives of people across the world, though you likely do not know it.

Come join us and help us build The DNA of tech.™

We are seeking a world-class R&D Engineer to lead innovation in advanced MOSFET technologies. This role will drive next-generation device architecture, performance optimization, and technology strategy across our power and/or logic semiconductor portfolio.

This position is based in the Greater Phoenix Area, Arizona.

What You Will Be Doing:

MOSFET Device & Technology Development

• Develop and optimize advanced power MOSFET device structures and technologies to achieve electrical, reliability, cost, and manufacturability requirements
• Design new products to meet cost, performance, reliability, and manufacturing requirements.
• Apply semiconductor device physics to analyze and optimize key performance parameters and efficiency in target applications
• Originate and evaluate new device concepts, materials, structures, and process technologies to deliver best in class performance
• Perform technology benchmarking and competitive analysis of semiconductor devices and processes
• Contribute to technology roadmaps and long-term semiconductor R&D strategies.

Core Competencies

The ideal candidate will demonstrate:

• Strong semiconductor device physics fundamentals
• Hands-on R&D and experimental mindset
• Data-driven and structured problem solving
• Design of Experiments and statistical analysis
• Strong technical communication
• Cross-functional collaboration
• Project ownership and accountability
• Innovation and continuous improvement
• Ability to work effectively in a fast-paced R&D environment

Cross-Functional Leadership

• Work closely with Process Engineering, Product Engineering, Manufacturing, Quality, Reliability, Applications Engineering, and Operations teams.
• Lead technical projects and teams. Communicate development status, risks, results, and recommendations to engineering and management teams.
• Collaborate with global Vishay engineering organizations to leverage technology, best practices, and manufacturing capabilities.
• Provide technical mentorship and contribute to a culture of innovation, continuous improvement, and disciplined problem solving.

Required Qualifications

• Master's degree in Electrical Engineering, Electrical & Computer Engineering, Materials Science, Physics, Chemical Engineering, or a related technical field.
• Ph.D. preferred in Electrical Engineering, Semiconductor Engineering, Materials Science, or Physics.
• 3+ years of semiconductor industry experience in MOSFET, power semiconductor, discrete semiconductor, or related device/process development.
• Strong understanding of MOSFET device physics and semiconductor processing.
• Experience with bench test, device characterization, and electrical test data analysis.
• Experience with semiconductor fabrication processes and wafer manufacturing.
• Strong analytical, problem-solving, and experimental design skills.
• Ability to work effectively across multidisciplinary engineering and manufacturing organizations.

Preferred Qualifications

• Experience developing power MOSFETs, including planar, trench, superjunction, or other advanced MOSFET architectures.
• Experience with high-voltage and/or low-voltage power semiconductor technologies.
• Experience with semiconductor device simulation and modeling tools such as TCAD.
• Experience with process and device simulation, DOE, statistical analysis, and process capability analysis.
• Familiarity with semiconductor reliability physics and qualification methodologies.
• Experience with wafer fabrication and semiconductor process integration.
• Experience with semiconductor failure analysis methods and tools and root-cause methodologies.
• Programming or data-analysis experience using Python, MATLAB, JMP, Minitab, or similar tools.
• Experience taking…