Staff Field Applications Engineer

Company Description

Job Description

We are seeking a highly skilled Staff Field Applications Engineer (FAE) to support strategic customers across datacenter, AI, server, and advanced computing markets. This role is based in the San Jose, CA area.

This role combines hands-on technical ownership, system-level power expertise, and customer-facing leadership.

The ideal candidate brings deep experience in power electronics, and system bring-up, with the ability to guide customers through complex programs from concept to production.

Renesas provides comprehensive training on our digital multiphase power solutions, ensuring new hire engineers quickly become experts in our architectures, tools, and validation methodologies.

Responsibilities:

1. Customer-Facing Technical Support

• Act as the lead technical interface for strategic customer accounts, supporting system-level power architecture engagements from design concept to production.
• Provide expert guidance on digital multiphase power controllers, power modules, and server-class power delivery systems.
• Support bring-up, debug, schematic reviews, layout reviews, simulations, and full validation cycles.
• Generate customer-facing documentation such as program updates, validation reports, controller configuration files, waveforms, and issue closure reports.
• Assist customers during board validation, including VR compliance, SoC/GPU/ASIC domain interaction, and PDN-related performance assessments.

2. VR Simulation & Validation

• Simulate VR solutions with application specific PDNs in SIMPLIS for early design feedback.
• Execute comprehensive validation of multiphase power solutions for datacenter and AI platforms, including transients, efficiency, telemetry, protection features, and fault response.
• Develop and maintain test plans, validation matrices, and use automated test flows to ensure full coverage of operating modes and edge cases.

3. Debug & Root-Cause Analysis

• Diagnose complex issues using oscilloscopes, electronic loads, current probes, network analyzers, and automated instrumentation.
• Collaborate with design, systems, & applications teams to identify root cause and propose corrective actions.

4. Cross-Functional Collaboration

• Work closely with Sales, Product Line, and Marketing teams to provide customer-driven technical insights and influence product roadmaps.
• Support global engineering teams to ensure smooth program execution across schematic, layout, validation, and reporting phases.

5. Program Ownership & Execution

• Manage multiple customer programs simultaneously, track milestones, and risks.
• Ensure high-quality execution during all phases of customer engagement and deliver timely updates to internal and external stakeholders.

Qualifications

• BS/MS in Electrical Engineering or related field.
• 7+ years of experience in power electronics, VR validation, or system-level power architecture.
• Strong hands-on experience with bench-level electrical testing and debug methodologies.
  • Knowledge on how to use oscilloscopes, function generators, e-loads, power supplies, & soldering tools.
• Excellent communication, documentation, and problem-solving skills.

Preferred Qualifications:

• Experience supporting AI/ML accelerators, CPU platforms, server power delivery, or datacenter hardware.
• Strong hands-on experience with:
  • Multiphase buck converters and digital VR controllers.
  • High-current server/AI designs.
  • SIMPLIS simulation environment.
• Familiarity with automated test scripting and lab instrumentation workflows.
• Ability to thrive in a fast-paced environment while managing multiple concurrent projects.

Additional Information

The expected annual pay range for this position is $160K-$190K. This position is also eligible for bonus opportunities. Please note that final offer amount will be dependent on geographic location, applicable experience, and skillset of the candidate.

Renesas offers a full range of elective benefits including medical, health savings account (with applicable medical plan), dental, vision, health and/or dependent care flexible spending accounts, pre-tax commuter benefits, life insurance, AD&D, and pet insurance. In addition to elective benefit options, benefited employees receive company-paid life insurance and AD&D, LTD, short term medical benefits as well as paid sick time, paid holidays, and accrued paid vacation. New employees will attend a detailed benefit orientation to learn more about our many benefits and resources.

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.

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