Senior Principal CAD Engineer: SoC Floorplan Tech

Arm Limited; San Diego (CA); Hybrid; USD 309,000 - 418,000; Full time

Job summary

Arm Limited in San Diego, California, is seeking a solutions engineer to drive technology optimization and end-to-end methodologies for sub-2nm and multi-die architectures. You will collaborate across IP, tech, and signoff teams to advance floorplanning strategies and production-ready flows.

You will lead initiatives across architecture, implementation, and packaging, applying advanced-node expertise and scalable automation to deliver world-class PPA and convergence.

Qualifications

• Advanced-node technology and implementation expertise.
• Hands-on experience with hierarchical SoC floorplan, feedthrough, and integration.
• Proficiency with low-power methodologies, UPF-based implementation, chip finishing, and sign-off flows.
• Strong programming and scripting skills, including Python, C, EDA tools, Git, and distributed compute environments.
• Proven track record to lead technical initiatives across multi-functional groups and work effectively with architecture, build, foundry, EDA, and ecosystem partners.
• Excellent analytical, problem-solving, communication, and teamwork skills.

Responsibilities

• Drive technology optimization for PPA for sub-2nm and future process nodes, with a focus on floorplan, IP, Tech, PG, and implementation and signoff convergence.
• Develop and optimize SoC and core floorplan methodologies for hierarchical and multi-die implementations.
• Translate foundry and DTCO capabilities into production implementation strategies for libraries, memories, routing resources, power delivery, clocking, and design-rule utilization.
• Build scalable automation and AI-assisted methodologies for technology exploration, PPA optimization, floorplan evaluation, and convergence.
• Optimize solutions by working with IP, architecture, implementation, and package teams to establish reference methodologies for advanced-node and 2.5D/3D products.

Skills

Advanced-node tech

Hierarchical floorplan

UPF implementation

Python scripting

Git

EDA tools

Distributed compute

Team leadership

Analytical skills

Communication

Job description

Arm Limited in San Diego, California, is seeking a solutions engineer to drive technology optimization and end-to-end methodologies for sub-2nm and multi-die architectures. You will collaborate across IP, tech, and signoff teams to advance floorplanning strategies and production-ready flows.

You will lead initiatives across architecture, implementation, and packaging, applying advanced-node expertise and scalable automation to deliver world-class PPA and convergence.