Staff Package Layout Engineer

Job Title

Staff Package Layout Engineer

Role Summary

Staff engineer on the System-in-Package team responsible for defining, designing, and verifying advanced package designs for Arm SoCs using 2.5D and 3D technologies. The role requires close collaboration with IP, PCB, SI/PI, systems teams, and external vendors to meet size, cost, and performance targets.

Experience Level

Senior (Staff) level. The posting indicates approximately 5–7+ years of relevant experience, particularly with Cadence APD and Allegro toolsets.

Responsibilities

Primary responsibilities include package layout, design trade-offs, and cross-team coordination.

• Create package layouts following DFM, DFA, signal integrity (SI) and power delivery network (PDN) best practices.
• Perform design feasibility studies to evaluate package goals for size, cost, and system performance.
• Optimize bump maps and ball patterns and propose layout trade-offs to technical leads.
• Implement package routing, stack-up creation, reference planes, and power distribution using Cadence APD or SiP tool suites.
• Provide technical guidance and mentorship to other team members.
• Coordinate and communicate with external vendors and technology partners.
• Define and test new methodologies to improve layout team efficiency.
• Adapt to design changes and propose solutions for loosely defined problems.

Requirements

Must-have technical skills and relevant practical experience; a separate education section summarizes degree expectations.

• Proven experience with 2.5D and 3D package systems and their SI/PI requirements.
• 5–7+ years recent experience using Cadence APD and Allegro toolsets.
• Experience optimizing package bump-maps, ball patterns, and power distribution networks.
• Ability to facilitate standardization and design features that improve departmental efficiency.
• Professional demeanor, openness to feedback, and continuous learning.

Nice-to-have:

• Experience with EDA vendor collaboration, tool evaluations, and issue resolution.
• Programming experience in Python, SKILL, or TCL.
• Strong verbal, written communication and presentation skills.

Education Requirements

Electrical Engineering degree (level not specified) or equivalent practical work experience; the posting explicitly allows equivalent experience in lieu of a degree.

About the Company

Company: Arm

Headquarters: Cambridge, United Kingdom

ARM is a global leader in semiconductor and software design, driving innovation in computing technology. The company specializes in designing processors and systems that provide the essential building blocks for electronic devices. ARM's architecture is widely used in smartphones, servers, and IoT devices, and its collaborative culture fosters bold thinking, diversity, and high-impact benefits for its talented workforce.