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Astera Labs (NASDAQ: ALAB) provides rack-scale AI infrastructure through purpose-built connectivity solutions. By collaborating with hyperscalers and ecosystem partners, Astera Labs enables organizations to unlock the full potential of modern AI. Astera Labs’ Intelligent Connectivity Platform integrates CXL®, Ethernet, NVLink, PCIe®, and UALink™ semiconductor-based technologies with the company’s COSMOS software suite to unify diverse components into cohesive, flexible systems that deliver end-to-end scale-up, and scale-out connectivity. The company’s custom connectivity solutions business complements its standards-based portfolio, enabling customers to deploy tailored architectures to meet their unique infrastructure requirements. Discover more at www.asteralabs.com.
About the Role
As a Principal Product Applications Engineer on the Leo team, you will sit at the intersection of firmware engineering and customer-facing technical engagement. You will be a key technical resource for enabling Leo CXL Smart Memory Controllers at hyperscale customers and OEM partners — owning firmware bring-up, validation, and customer issue resolution from early silicon through production ramp.
Firmware is considered equally important to hardware at Astera Labs, and this role reflects that. You will work directly with customers to ensure their needs are fully understood and translated into firmware solutions, while collaborating closely with the internal firmware, hardware, and systems engineering teams.
This position is required onsite in San Jose, CA.
Key Responsibilities
Basic Qualifications
Required Experience
Preferred Experience
Compensation
The base salary range for this role is $175,000 – $230,000 USD. Your base salary will be determined based on your location, experience, and the pay of employees in similar positions.
Astera Labs is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees.
We know that creativity and innovation happen more often when teams include diverse ideas, backgrounds, and experiences, and we actively encourage everyone with relevant experience to apply, including people of color, LGBTQ+ and non-binary people, veterans, parents, and individuals with disabilities.
Ready to apply?
Apply to Astera LabsAstera Labs (NASDAQ: ALAB) provides rack-scale AI infrastructure through purpose-built connectivity solutions. By collaborating with hyperscalers and ecosystem partners, Astera Labs enables organizations to unlock the full potential of modern AI. Astera Labs’ Intelligent Connectivity Platform integrates CXL®, Ethernet, NVLink, PCIe®, and UALink™ semiconductor-based technologies with the company’s COSMOS software suite to unify diverse components into cohesive, flexible systems that deliver end-to-end scale-up, and scale-out connectivity. The company’s custom connectivity solutions business complements its standards-based portfolio, enabling customers to deploy tailored architectures to meet their unique infrastructure requirements. Discover more at www.asteralabs.com.
Role Overview
Astera Labs is seeking a Principal Product Applications Engineer to join our Taurus Ethernet Smart Cable Modules team and drive customer success at the forefront of AI infrastructure connectivity. As data centers scale to meet explosive AI workload demands, our Taurus products are enabling the high-bandwidth, low-latency Ethernet fabric connections that power next-generation GPU clusters and disaggregated computing architectures.
In this role, you'll be the technical expert customers rely on to successfully deploy Taurus Ethernet solutions in their most demanding environments. You'll work hands-on with hyperscalers, OEMs, and AI system builders to debug complex physical layer challenges, deliver technical enablement, and ensure seamless product integration. Your customer insights will directly influence how we evolve our products to meet the market's most pressing connectivity needs.
This is a unique opportunity to combine deep Ethernet and physical layer expertise with meaningful customer impact at a hyper-growth company defining the future of AI connectivity. You'll collaborate across engineering, sales, and product teams while building relationships with the world's most innovative technology companies.
Key Responsibilities
· Customer Technical Engagement
o Serve as the primary technical resource for customers evaluating and deploying Taurus Ethernet Smart Cable Modules
o Deliver technical presentations, product training, and hands-on demonstrations to customer engineering teams
o Build trusted relationships with key accounts and drive successful product adoption
· System-Level Debug & Validation Support
o Lead root cause analysis and debugging of complex Ethernet physical layer and link issues in customer systems
o Support customer lab bring-up, characterization, and system validation activities
o Develop and execute test plans to reproduce and resolve customer-reported issues
o Experience with firmware handling preferred
· Technical Documentation & Enablement
o Create application notes, integration guides, and best practices documentation for Ethernet system implementation
o Develop technical collateral that accelerates customer time-to-deployment
o Contribute to product documentation including datasheets and user guides
· Cross-Functional Collaboration
o Partner with product management and engineering to translate customer feedback into product requirements
o Support sales teams with technical expertise during pre-sales and post-sales engagements
o Represent voice of the customer in internal roadmap discussions and feature prioritization
Basic 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 Ethernet physical layer specifications (100G/200G/400G/800G)
· Hands-on experience with lab equipment including oscilloscopes, protocol analyzers, and BER test tools
· Experience debugging high-speed serial interfaces and signal integrity challenges
· Excellent written and verbal communication skills with ability to convey complex technical concepts
· Ability to travel within mainland China and Asia for customer debug
Preferred Qualifications
· Experience with optical modules, active cables, or similar high-speed connectivity components
· Familiarity with AI/ML system architectures, GPU clusters, or data center networking
· Background in signal integrity analysis and simulation
· Scripting proficiency (Python, TCL) for test automation and data analysis
· Prior experience working with hyperscale or enterprise data center customers
· Knowledge of Ethernet consortium specifications and industry standards
We know that creativity and innovation happen more often when teams include diverse ideas, backgrounds, and experiences, and we actively encourage everyone with relevant experience to apply, including people of color, LGBTQ+ and non-binary people, veterans, parents, and individuals with disabilities.
Ready to apply?
Apply to Astera LabsAstera Labs (NASDAQ: ALAB) provides rack-scale AI infrastructure through purpose-built connectivity solutions. By collaborating with hyperscalers and ecosystem partners, Astera Labs enables organizations to unlock the full potential of modern AI. Astera Labs’ Intelligent Connectivity Platform integrates CXL®, Ethernet, NVLink, PCIe®, and UALink™ semiconductor-based technologies with the company’s COSMOS software suite to unify diverse components into cohesive, flexible systems that deliver end-to-end scale-up, and scale-out connectivity. The company’s custom connectivity solutions business complements its standards-based portfolio, enabling customers to deploy tailored architectures to meet their unique infrastructure requirements. Discover more at www.asteralabs.com.
Role Overview
As a Principal Product Applications Engineer at Astera Labs, you will be at the forefront of enabling the world's leading cloud service providers and server/network OEMs to successfully deploy connectivity solutions. This high-impact role sits at the intersection of cutting-edge silicon, firmware, and customer success—where you'll tackle complex technical challenges that push the boundaries of AI infrastructure connectivity.
You will serve as a trusted technical advisor to strategic customers, guiding them through design-in, bring-up, and optimization of Astera Labs products. With a strong firmware orientation, you'll dive deep into embedded systems, debug intricate firmware-hardware interactions, and drive issues to resolution across the full stack. Your insights from the field will directly influence product roadmaps and engineering priorities, making you a critical bridge between customers and our R&D teams.
This is an opportunity to work on industry-defining connectivity products that power next-generation data centers and AI platforms—all within a fast-paced, hypergrowth environment where your contributions have immediate and visible impact.
Key Responsibilities
Basic Qualifications
Preferred Qualifications
The base salary range for this role is CAD 180,000 – CAD 205,000. Your base salary will be determined based on your location, experience, and the pay of employees in similar positions. You will also be eligible for a performance bonus, equity, and benefits.
We know that creativity and innovation happen more often when teams include diverse ideas, backgrounds, and experiences, and we actively encourage everyone with relevant experience to apply, including people of color, LGBTQ+ and non-binary people, veterans, parents, and individuals with disabilities.
Ready to apply?
Apply to Astera LabsAstera Labs (NASDAQ: ALAB) provides rack-scale AI infrastructure through purpose-built connectivity solutions. By collaborating with hyperscalers and ecosystem partners, Astera Labs enables organizations to unlock the full potential of modern AI. Astera Labs’ Intelligent Connectivity Platform integrates CXL®, Ethernet, NVLink, PCIe®, and UALink™ semiconductor-based technologies with the company’s COSMOS software suite to unify diverse components into cohesive, flexible systems that deliver end-to-end scale-up, and scale-out connectivity. The company’s custom connectivity solutions business complements its standards-based portfolio, enabling customers to deploy tailored architectures to meet their unique infrastructure requirements. Discover more at www.asteralabs.com.
Job Description:
As an Astera Labs Early Career Product Application Engineer, you will need to provide technical guidance to customers to overcome design challenges, generate collateral for existing and new products, and drive innovation by providing insightful feedback to other internal teams to continuously improve products and processes. There are opportunities to support key customers directly, and also to dive deep in the lab to address the challenges associated with leading edge semiconductor products.
Basic Qualifications
Required Experience
Preferred experience
The base salary range is $104k USD - $150k USD. Your base salary will be determined based on your location, experience, and the pay of employees in similar positions.
We know that creativity and innovation happen more often when teams include diverse ideas, backgrounds, and experiences, and we actively encourage everyone with relevant experience to apply, including people of color, LGBTQ+ and non-binary people, veterans, parents, and individuals with disabilities.
Ready to apply?
Apply to Astera LabsAstera Labs (NASDAQ: ALAB) provides rack-scale AI infrastructure through purpose-built connectivity solutions. By collaborating with hyperscalers and ecosystem partners, Astera Labs enables organizations to unlock the full potential of modern AI. Astera Labs’ Intelligent Connectivity Platform integrates CXL®, Ethernet, NVLink, PCIe®, and UALink™ semiconductor-based technologies with the company’s COSMOS software suite to unify diverse components into cohesive, flexible systems that deliver end-to-end scale-up, and scale-out connectivity. The company’s custom connectivity solutions business complements its standards-based portfolio, enabling customers to deploy tailored architectures to meet their unique infrastructure requirements. Discover more at www.asteralabs.com.
Job Description:
As an Astera Labs Principal Product Application Engineer, you will need to provide technical guidance to customers to overcome design challenges, generate collateral for existing and new products, and drive innovation by providing insightful feedback to other internal teams to continuously improve products and processes. Astera Labs is seeking a Principal Product Applications Engineer in Shanghai, China with experience supporting the development and designing-in of semiconductor products for PCIe/CXL. There are opportunities to support key customers directly, and also to dive deep in the lab to address the challenges associated with leading edge semiconductor products.
Basic Qualifications
· Strong academic and technical background in electrical engineering. At minimum, a Bachelor’s in EE is required, Master’s is preferred.
· Minimum of 10 years’ experience designing in complex SoC/silicon products with a high speed (preferably PCIe) interface.
· Entrepreneurial, open-minded behavior and can-do attitude. Think and act with the customer in mind!
Required Experience
· Strong working knowledge of PCIe LTSSM at a physical layer level, associated standards, and debug. Most recent experience with PCIe 5.0 at a minimum, some experience with 6.0/CXL preferred.
· Silicon/System bring-up and debug experience in customer systems.
· Technical ownership of issue resolution: Driving and directing internal teams toward issue resolution. Driving communication with customers, FAEs, and sales team members
· Firsthand experience with lab equipment such as protocol analyzers/exercisers, high-speed oscilloscopes, or BERTs.
· Comfort working with software/firmware associated with semiconductor products, such as: Firmware development with C-language, scripting with Python or other equivalent programming languages.
Preferred experience
· Triaging complex customer reported issues which require taking into account multiple layers of conditions. For instance, silicon, firmware, hardware board design, and system environment.
· Experience with common data center BMC implementation, and BIOS configuration
· Development/support for PCIe or Ethernet Switch or Retimer products.
· PCIe compliance testing methodology and troubleshooting.
· Understanding of Data Center systems like Servers, JBOGs/JBODs, Networking switches/routers/interconnects etc.
We know that creativity and innovation happen more often when teams include diverse ideas, backgrounds, and experiences, and we actively encourage everyone with relevant experience to apply, including people of color, LGBTQ+ and non-binary people, veterans, parents, and individuals with disabilities.
Ready to apply?
Apply to Astera LabsAstera Labs (NASDAQ: ALAB) provides rack-scale AI infrastructure through purpose-built connectivity solutions. By collaborating with hyperscalers and ecosystem partners, Astera Labs enables organizations to unlock the full potential of modern AI. Astera Labs’ Intelligent Connectivity Platform integrates CXL®, Ethernet, NVLink, PCIe®, and UALink™ semiconductor-based technologies with the company’s COSMOS software suite to unify diverse components into cohesive, flexible systems that deliver end-to-end scale-up, and scale-out connectivity. The company’s custom connectivity solutions business complements its standards-based portfolio, enabling customers to deploy tailored architectures to meet their unique infrastructure requirements. Discover more at www.asteralabs.com.
At Astera Labs, we design cutting-edge connectivity solutions that power the world’s largest cloud service providers, server, and networking OEMs. As a Platform Engineer, you’ll play a pivotal role in building and supporting the platforms that enable these products to thrive in real-world deployments through.
You’ll create and maintain tools that make our products seamless to integrate, highly debuggable, and delightful to use for both customers and internal engineering teams. Your work will span software, systems, and silicon – developing automation, diving into labs with state-of-the-art equipment, and collaborating closely with customers to solve the toughest technical challenges. Beyond execution, you’ll influence product direction by driving innovation, providing feedback to design teams, and streamlining validation and deployment processes.
This is a high-impact, hands-on role at the intersection of hardware and software, where curiosity, creativity, and technical depth come together to define the next generation of data center infrastructure.
Basic Qualifications
Required Experience
Preferred Experience
What You’ll Gain
The base pay range for this role is between $140,000 and $175,000. Your actual base pay will depend on variables that may include your background, qualifications, and experience.
We know that creativity and innovation happen more often when teams include diverse ideas, backgrounds, and experiences, and we actively encourage everyone with relevant experience to apply, including people of color, LGBTQ+ and non-binary people, veterans, parents, and individuals with disabilities.
Ready to apply?
Apply to Astera LabsAstera Labs (NASDAQ: ALAB) provides rack-scale AI infrastructure through purpose-built connectivity solutions. By collaborating with hyperscalers and ecosystem partners, Astera Labs enables organizations to unlock the full potential of modern AI. Astera Labs’ Intelligent Connectivity Platform integrates CXL®, Ethernet, NVLink, PCIe®, and UALink™ semiconductor-based technologies with the company’s COSMOS software suite to unify diverse components into cohesive, flexible systems that deliver end-to-end scale-up, and scale-out connectivity. The company’s custom connectivity solutions business complements its standards-based portfolio, enabling customers to deploy tailored architectures to meet their unique infrastructure requirements. Discover more at www.asteralabs.com.
Astera Labs is a global leader in purpose-built connectivity solutions that unlock the full potential of cloud and AI infrastructure. Our Intelligent Connectivity Platform integrates PCIe, CXL and Ethernet semiconductor-based solutions based on a software-defined architecture that is both scalable and customizable. Inspired by trusted partnerships with hyperscalers and the data center ecosystem, we are an innovation leader with products that are flexible, interoperable, and reliable. We are headquartered in the heart of California’s Silicon Valley, with R&D centers and offices in Texas, Taiwan, China, Canada, and Israel.
As an Astera Labs Product Applications Engineer, you will be part of a team that supports design-in of Astera Labs’ portfolio of connectivity products by the world’s leading cloud service providers and server and network OEMs. In this role, you will need to provide technical guidance to customers to overcome design challenges, generate collateral for existing and new products, and drive innovation by providing insightful feedback to other internal teams to continuously improve products and processes. You will investigate and duplicate issues reported by customers, and drive critical issues to resolution. There are opportunities to support key customers directly, and also to dive deep in the lab to address the challenges associated with leading edge semiconductor products.
Basic Qualifications
Required Experience
Preferred Experience
We know that creativity and innovation happen more often when teams include diverse ideas, backgrounds, and experiences, and we actively encourage everyone with relevant experience to apply, including people of color, LGBTQ+ and non-binary people, veterans, parents, and individuals with disabilities.
Ready to apply?
Apply to Astera LabsAstera Labs (NASDAQ: ALAB) provides rack-scale AI infrastructure through purpose-built connectivity solutions. By collaborating with hyperscalers and ecosystem partners, Astera Labs enables organizations to unlock the full potential of modern AI. Astera Labs’ Intelligent Connectivity Platform integrates CXL®, Ethernet, NVLink, PCIe®, and UALink™ semiconductor-based technologies with the company’s COSMOS software suite to unify diverse components into cohesive, flexible systems that deliver end-to-end scale-up, and scale-out connectivity. The company’s custom connectivity solutions business complements its standards-based portfolio, enabling customers to deploy tailored architectures to meet their unique infrastructure requirements. Discover more at www.asteralabs.com.
Role Overview
Astera Labs is seeking a Principal Product Applications Engineer to join our Aries PCIe Retimer team and serve as a critical technical bridge between our customers and engineering organization. As AI infrastructure demands explode, our Aries Smart Retimers are enabling the high-speed, low-latency PCIe connectivity that powers the world's most advanced data centers—and you'll be at the center of that growth.
In this high-impact role, you'll work directly with hyperscalers, OEMs, and system builders to drive successful adoption of our Aries PCIe products. You'll combine deep technical expertise with customer-facing skills to solve complex system-level challenges, create compelling technical documentation, and influence product direction based on real-world customer needs. This is an opportunity to shape how next-generation AI and cloud infrastructure connects and scales.
You'll collaborate cross-functionally with design engineering, validation, sales, and marketing teams while building strong relationships with customers who are defining the future of computing. If you thrive at the intersection of cutting-edge silicon and customer success, this role offers exceptional visibility and impact.
Key Responsibilities
Customer Technical Engagement
System-Level Debug & Validation Support
Technical Documentation & Enablement
Cross-Functional Collaboration
Basic Qualifications
Preferred Qualifications
Salary range is $158,400 to $220,000 depending on experience, level, and business need. This role may be eligible for discretionary bonus, incentives and benefits.
We know that creativity and innovation happen more often when teams include diverse ideas, backgrounds, and experiences, and we actively encourage everyone with relevant experience to apply, including people of color, LGBTQ+ and non-binary people, veterans, parents, and individuals with disabilities.
Ready to apply?
Apply to Astera LabsAstera Labs (NASDAQ: ALAB) provides rack-scale AI infrastructure through purpose-built connectivity solutions. By collaborating with hyperscalers and ecosystem partners, Astera Labs enables organizations to unlock the full potential of modern AI. Astera Labs’ Intelligent Connectivity Platform integrates CXL®, Ethernet, NVLink, PCIe®, and UALink™ semiconductor-based technologies with the company’s COSMOS software suite to unify diverse components into cohesive, flexible systems that deliver end-to-end scale-up, and scale-out connectivity. The company’s custom connectivity solutions business complements its standards-based portfolio, enabling customers to deploy tailored architectures to meet their unique infrastructure requirements. Discover more at www.asteralabs.com.
Job Description:
As an Astera Labs Principal Product Application Engineer, you will need to provide technical guidance to ODMs to overcome design challenges, generate collateral for existing and new products, and drive innovation by providing insightful feedback to other internal teams to continuously improve products and processes. We need experience supporting the development and designing-in of semiconductor products for PCIe/CXL. There are opportunities to support key ODMs directly, and also to dive deep in the lab to address the challenges associated with leading edge semiconductor products.
Basic Qualifications
Required Experience
Preferred experience
We know that creativity and innovation happen more often when teams include diverse ideas, backgrounds, and experiences, and we actively encourage everyone with relevant experience to apply, including people of color, LGBTQ+ and non-binary people, veterans, parents, and individuals with disabilities.
Ready to apply?
Apply to Astera LabsCookies & analytics
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