Astera Labs Inc.

Product Application Engineer, Principal

San Jose, California, United States · Principal

Sponsorship not specifiedDetected 4 days ago

Data AnalysisElectrical EngineeringTest AutomationLeadershipCommunication

About the role

Astera Labs (NASDAQ: ALAB) provides rack-scale AI infrastructure through purpose-built connectivity solutions.

Deliver technical documentations, product training, and demonstrations to customer engineering teams
Support customer lab bring-up, characterization, debug of links covering optical and electrical co-design, SerDes tuning, link training, and system validation.
Lead root cause analysis and debugging of end-to-end signal/power integrity, interoperability, and protocol issues in customer systems.
Develop reference test methodologies, lab automation, and debug playbooks adopted across customer base.
Partner with silicon, firmware, hardware, and product teams to root-cause complex issues and drive design improvements back into the product line.
Collaborate with optical module and ecosystem partners on packaging interfaces, thermal/mechanical integration, and reliability.
Create product documentation including datasheets, application notes, integration and user guides.

Bachelor's degree in Electrical Engineering, Photonics, Physics, or a related technical field.
Deep expertise in high-speed SerDes and physical layer fundamentals (channel modeling, equalization, jitter, BER, link training).
Hands-on experience with at least one of: PCIe Gen 5/6/7, UALink, or 400G/800G/1.6T Ethernet.
Experience debugging high-speed serial interfaces and signal integrity challenges

Excellent written and verbal communication skills with the ability to engage from engineer to executive audiences.

high-speed scopes, BERTs, optical test equipment, and link analyzers.
MS or PhD in Electrical Engineering, Photonics, or Optical Engineering.
Direct experience with Driver/TIA/ODSP, silicon photonics, and optical modules (OSFP, QSFP-DD, LPO, CPO).
Familiarity with switch silicon architectures and scale-up/scale-out AI fabrics.
Experience driving cross-functional escalations spanning silicon, firmware, optics, and platform software.
Scripting proficiency for test automation and data analysis
ALAB) provides rack-scale AI infrastructure through purpose-built connectivity solutions.
Discover more at www.asteralabs.com.
Job Description Draft - Optical Product Application Engineer, Principal
Customer Technical Leadership
System & Link Debug and Validation Support
Cross-Functional Engineering Partnership

Serve as the principal technical authority for optical solutions across hyperscale and AI platform customers, driving architecture reviews, design-ins, and deployment escalations.
Build trusted advisor relationships with key customers or partners and drive product adoption

This listing is sourced directly from Astera Labs Inc.'s careers page and normalized into a canonical job model.