At Cadence, we hire and develop leaders and innovators who want to make an impact on the world of technology.

Sr Principal Product Engineer

• DDR IP

Location: Nanjing, China

About Us

Cadence is a pivotal leader in electronic design, building upon more than 30 years of computational software expertise. We apply our Intelligent System Design strategy to deliver software, hardware, and IP that turn design concepts into reality. This strategy is supplemented by AI-augmented development practices throughout all our organizations to empower our team to focus on creative problem-solving and innovation. Our customers are the world’s most innovative companies, delivering extraordinary electronic products—from chips to boards to systems—for dynamic market applications including consumer, hyperscale computing, 5G communications, automotive, aerospace, industrial, and health. Join us and be part of a culture that values innovation, collaboration, and customer success.

Position Overview

This is an exceptional opportunity to become part of the dynamic and expanding Product Engineering team within the DDR IP division at Cadence Design Systems. We are seeking a highly skilled Principal Product Engineer to serve as the primary technical interface for strategic customer engagements, facilitating the deployment of our cutting-edge DDR PHY IP solutions. This role is hands-on and pivotal, operating in a post-silicon environment and demanding a comprehensive understanding across multiple technical domains. Joining our team means contributing to innovative projects that drive the future of electronic design, while collaborating with industry-leading experts in a culture focused on excellence and customer success.

Key Responsibilities

Protocol & Physical Layer:

Demonstrate a strong understanding of DDR, LPDDR and GDDR implementations.

Primary Technical Liaison:

Act as the main technical contact for debugging customer silicon issues, both for systems and ATE

Lab Equipment Proficiency:

Demonstrate hands-on experience with oscilloscopes, BERTs, protocol exercisers, and analyzers.

Signal Integrity (SI) and

Power Integrity (PI): Understand SI and PI requirements for the IP and assist in diagnosing related hardware issues.

Onsite Support:

Travel to customer sites (about 10% of the time) for bringup and debug of silicon issues.

Technical Issue Management:

Own support cases filed by the customer on SFDC.Use tools such as Sherlock and JIRA to document and coordinate issue debugging.

AI Incorporation:

Leverage AI-powered tools and assistants to enhance productivity, improve decision making, and maintain high-quality customer deliverables. Apply AI-powered analytics tools to extract insights, identify patterns, and generate actionable recommendations from complex datasets.

Required Skills & Qualifications

• M.S. Electrical/Computer Engineering (or similar degree) and 10 + years of experience or PhD and 5+ Years of relevant experience
• Experience working with Memory PHY, Memory Controller and DRAM
• Experience using advanced mixed signal verification, and system simulation tools.
• Strong debug and problem-solving skills.
• Strong background in supporting Post Silicon bringup and debug.
• Familiarity with advanced technology nodes (7nm and below) is a plus.
• Strong presentation and communication skills required.
• Experience with lab equipment to reproduce customer failures in the lab.
• Familiarity with SI/PI analysis concepts and able to diagnose hardware issues

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