Astera Labs Inc.
Product Applications Engineer (NCG 2026)
San Jose, California, United States · Senior
Work authorization required$140k-$150kDetected 4 days ago
PythonExpressAlgorithmsCode ReviewGitCI/CDNLPEmbedded SystemsElectrical EngineeringTest AutomationWriting
About the role
- Astera Labs (NASDAQ: ALAB) provides rack-scale AI infrastructure through purpose-built connectivity solutions.
- Job Description: As an Astera Labs Firmware Product Application Engineer, you will sit at the intersection of firmware engineering and customer-facing technical engagement.
Responsibilities
- Assist with customer engagements for Leo CXL Smart Memory Controllers, including bring-up support, feature enablement, and issue triage on customer platforms
- Develop, validate, and debug firmware using C and Python across Leo's PCIe/CXL and DDR memory subsystems
- Collaborate with cross-functional teams (FW engineering, HW, systems, product management) to help deliver firmware releases and customer collateral on schedule
- Develop and maintain Python-based test scripts, automation frameworks, and diagnostic tools to support validation and customer debug workflows
- Contribute to technical documentation including application notes, release notes, design guides, and customer-facing collateral
Requirements
- Professional attitude with the ability to prioritize a dynamic list of tasks and work with minimal guidance
- Proficiency in C for embedded firmware development in RTOS environments
- Proficiency in Python for scripting, test automation, and diagnostic tooling
- Knowledge with firmware bring-up, debug, and validation of memory or I/O subsystems on server platforms
- Strong debugging skills with the ability to triage and root-cause issues in complex embedded systems
- Familiarity with SoC interfaces including DDR controllers, PCIe controllers, and on-chip memory subsystems
- Knowledge of developer workflows: SCM (preferably Git), code reviews, CI/CD pipelines
Nice to have
- Technical writing skills to generate clear, precise documentation including application notes and similar guides for internal and customer-facing audiences.
- Working knowledge of CXL (Compute Express Link) - CXL 1.1/2.0/3.0 - including memory expansion, pooling, and sharing concepts
- Experience with PCIe endpoint firmware at the PHY, Link, and Transaction layers
- familiarity with PCIe enumeration, MSI/MSI-X, SR-IOV, and error handling
- Knowledge of high-speed memory interfaces - DDR4 and/or DDR5 DRAM - including initialization sequences, training algorithms, timing margins, and ECC/RAS features
- Hands-on experience with PCIe/CXL protocol analyzers, BERT, and other lab debug equipment
- Familiarity with BIOS/BMC/OS interactions with PCIe/CXL devices and MMIO/RAS concepts
- Experience with server memory performance tuning - latency and bandwidth optimization
Skills
- ALAB) provides rack-scale AI infrastructure through purpose-built connectivity solutions.
- Discover more at www.asteralabs.com.
Compensation
- The base pay for this range is between $140,000 - $150,000 dependent on education level.
Benefits
- Entrepreneurial, open-minded behavior and can-do attitude - think and act fast with the customer in mind!
Visa & Work Authorization
- Authorized to work in the US and available to start immediately
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This listing is sourced directly from Astera Labs Inc.'s careers page and normalized into a canonical job model.