Principal Product Application Engineer - PCIe

The role

The Principal Product Application Engineer serves as a technical bridge between customers and the engineering organization for Aries PCIe products. You will work with hyperscalers, OEMs, and system builders to solve system-level challenges and drive product adoption.

What you will do

• Serve as the primary technical resource for customers during pre-sales evaluation and post-sales deployment
• Deliver technical presentations, product training, and demonstrations to customer engineering teams
• Build trusted advisor relationships with key accounts and drive product adoption
• Lead root cause analysis and debugging of complex PCIe signal integrity and protocol issues
• Support customer lab bring-up, characterization, and validation activities
• Develop and execute test plans to reproduce and resolve customer-reported issues
• Create application notes, reference designs, and best practices guides
• Develop collateral that accelerates customer time-to-deployment
• Contribute to product documentation including datasheets and user guides
• Partner with product management and engineering to translate customer feedback into product requirements

Required qualifications

• Bachelor's degree in Electrical Engineering, Computer Engineering, or related field
• 8+ years of experience in applications engineering, technical support, or system engineering roles
• Strong understanding of PCIe architecture, protocol, and electrical specifications (Gen4/Gen5/Gen6)
• Hands-on experience with lab equipment including oscilloscopes, protocol analyzers, and BERT tools
• Experience debugging high-speed serial interfaces at both the physical and protocol layers
• Excellent written and verbal communication skills
• Develop and modify firmware using C to implement features, optimize performance, and resolve technical issues
• Travel to customer sites worldwide

Nice to have

• Experience with PCIe retimers, redrivers, or similar connectivity components
• Familiarity with server, storage, or GPU system architectures
• Background in signal integrity analysis and simulation tools
• Scripting proficiency (Python, TCL) for test automation and data analysis
• Prior experience working directly with hyperscale or enterprise data center customers
• Track record of creating high-quality technical documentation and application notes

Benefits

• discretionary bonus
• incentives
• benefits

About the company

Astera Labs provides rack-scale AI infrastructure through purpose-built connectivity solutions. The company's Intelligent Connectivity Platform integrates semiconductor-based technologies with the COSMOS software suite.