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Principal Application Engineer

Renesas Electronics
Tempe, AZ Full Time
POSTED ON 4/17/2026
AVAILABLE BEFORE 6/16/2026

Company Description

  • Principle Application Engineer for Converter System with the owner ship of MV MOSFE and HV MOSFET and the application segment ownership of converter systems including Server & Telecom Power, Consumer Power, Industrial Power and etc..
  • Work with customers, marketing and product managers to define product roadmap and product enhancements.
  • Propose improvements and introduce ideas for new products and system solutions
  • Participate in generating TRS (Target requirement specification) together with Product Marketing
  • Participate in new product development projects
  • Design new test setups for device/technology characterization
  • Perform competitive benchmarking at device and system levels
  • Use calculation and simulation tools for application analysis and circuit concept evaluation including the switching characteristics, power loss and thermal analysis.
  • Prepare technical collateral including application notes, technical papers and customer presentations.
  • Participate in preparing training materials for FAEs and Sales force globally
  • Respond to technical inquiries from existing and prospective customers with properdocumentation and timely feedback/analysis.

Job Description

  • MSEE with minimum 4 years of relevant professional experience or BSEE with minimum years of relevant professional experience or Ph.D with relevant professional research in the field of power electronics industry.
  •  Previous application engineer experience in power semiconductor industry is preferred.
  • Hands-on design experience of Telecom & Server Power with MV MOSFET, HV MOSFET, driver is preferred.
  • Design knowledge of the circuit for power electronic systems including gate driver design turn-on/off switching behavior, miller effect, circuit parasitic and loss calculation.
  • Excellent understanding of different topologies and power electronics control theory and power losses of the power device in power conversion systems. 
  •  Familiarity with at least one calculation/simulation and PCB design tools.
  • Strong written and communication skills with experience in specification creation, technical writing and customer presentation.

Additional Information

Renesas is an embedded semiconductor solution provider driven by its Purpose ‘To Make Our Lives Easier.’ As the industry’s leading expert in embedded processing with unmatched quality and system-level know-how, we have evolved to provide scalable and comprehensive semiconductor solutions for automotive, industrial, infrastructure, and IoT industries based on the broadest product portfolio, including High Performance Computing, Embedded Processing, Analog & Connectivity, and Power.
 
With a diverse team of over 22,000 professionals in more than 30 countries, we continue to expand our boundaries to offer enhanced user experiences through digitalization and usher into a new era of innovation. We design and develop sustainable, power-efficient solutions today that help people and communities thrive tomorrow, ‘To Make Our Lives Easier.’     
 
At Renesas, you can: 

  • Launch and advance your career in technical and business roles across four Product Groups and various corporate functions. You will have the opportunities to explore our hardware and software capabilities and try new things.  
  • Make a real impact by developing innovative products and solutions to meet our global customers' evolving needs and help make people’s lives easier, safe and secure. 
  • Maximize your performance and wellbeing in our flexible and inclusive work environment. Our people-first culture and global support system, including the remote work option and Employee Resource Groups, will help you excel from the first day.    

Are you ready to own your success and make your mark?  

Join Renesas. Shape Your Future with Us.  

Renesas Electronics is an equal opportunity and affirmative action employer, committed to celebrating diversity and fostering a work environment free of discrimination on the basis of sex, race, religion, national origin, gender, gender identity, gender expression, age, sexual orientation, military status, veteran status, or any other basis protected by federal, state or local law. For more information, please read our Diversity & Inclusion Statement.

Renesas Electronics deals with dual-use technology that is subject to U.S. export controls regulations. Under these regulations it may be necessary for Renesas to obtain U.S. government export license prior to release of technology to certain persons. The decision whether or not to file or pursue an export license application is at the sole discretion of Renesas.

We have adopted a hybrid model that gives employees the ability to work remotely two days a week while ensuring that we come together as a team in the office the rest of the time. The designated in-office days are Tuesday through Thursday for innovation, collaboration and continuous learning.

Salary.com Estimation for Principal Application Engineer in Tempe, AZ
$117,590 to $143,570
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