Senior Staff Product Definition Engineer, Ethernet PHY

Job Title

Senior Staff Product Definition Engineer, Ethernet PHY

Role Summary

Define and drive the product roadmap and market introduction of next-generation Ethernet PHY products. Serve as the technical bridge between customers, product management, marketing, system architecture, and R&D to translate market needs into differentiated semiconductor products.

Experience Level

Senior-level. Typically requires 12+ years of relevant industry experience.

Responsibilities

Lead product definition, roadmap planning, and cross-functional alignment to ensure successful development and market adoption.

• Own product roadmap development and multi-generation portfolio planning.
• Collect, analyze, and prioritize Customer Requirement Specifications (CRS) and translate them into Product Requirement Specifications (PRS) with R&D.
• Lead customer engagements, workshops, and technical discussions to drive design-ins and qualification.
• Coordinate across Marketing, Applications, Design, Systems Engineering, Project Management, Quality, and Operations for product execution.
• Perform competitive analysis, market assessment, and technology benchmarking to identify differentiation and investment areas.
• Drive technical trade-off analyses across architecture, performance, cost, reliability, safety, security, and scalability.
• Provide technical leadership during product introduction, customer qualification, and launch activities.
• Represent the company at industry forums and technical conferences as needed.

Requirements

Must-have technical background and proven leadership in semiconductor product definition for networking/PHY solutions.

• Proven experience in product definition, systems engineering, technical marketing, application engineering, or product management within the semiconductor industry.
• Deep knowledge of Ethernet networking standards, protocols, and architectures, including IEEE 802.3, SPE, TSN, MACsec, and Ethernet PHYs.
• Hands-on experience with system modeling tools such as Matlab/Simulink or comparable tools.
• Strong analytical skills with experience evaluating technical and business trade-offs (architecture, performance, cost, reliability, security).
• Track record of leading cross-functional teams and influencing stakeholders globally; excellent verbal and written communication skills.
• Customer-facing experience and ability to drive design-in and qualification activities.
• Typically 12+ years of relevant industry experience (senior technical leadership roles).
• Nice-to-have: experience with safety/security requirements and industrial or automotive networking markets.

Education Requirements

Bachelor's degree or higher in Electrical Engineering, Computer Engineering, Communications Engineering, or a related technical discipline.

About the Company

Company: Renesas

Headquarters: Hitachinaka, Japan

Renesas is a global leader in embedded semiconductor solutions, providing high-quality products across automotive, industrial, infrastructure, and IoT sectors. With over 22,000 employees in more than 30 countries, the company focuses on scalable solutions that enhance user experience and drive innovation while committed to sustainability and energy efficiency.