Astera Labs is a global leader delivering semiconductor-based connectivity solutions purpose-built to unleash the full potential of intelligent data infrastructure at cloud-scale. Our class-defining first-to-market products based on PCIe, CXL, and Ethernet technologies deliver critical connectivity for high-value artificial intelligence and machine learning applications. Our focus on customer-driven product definition and commitment to design solutions in the cloud, for the cloud, results in breakthrough execution and scale for our customers. We are headquartered in the heart of California’s Silicon Valley, with R&D centers and offices in Taiwan, China, Vancouver and Toronto, Canada, and Haifa, Israel.

Job Description:

As an Astera Labs Senior Firmware Engineer, you will be designing and developing Firmware for validation and productization of DDR and other future looking memory technologies for Astera Labs CXL solutions.

Basic qualifications:

  • Bachelors in Electrical Engineering / Electronics / Computer Science or related fields.

Required experience:

  • 3+ years of experience on writing and maintaining FW for DDR or related memory technologies
  • Strong Firmware development skills in C within Embedded environments
  • Good understanding of DDR, Optane memory technologies at the controller and PHY Level
  • Good knowledge in DDR training and/or controller features including RAS
  • Ability to plan implementation and unit level testing of DDR features

Preferred experience:

  • Post-Silicon validation and bring-up of memory interfaces.
  • Knowledge of memory validation and electrical validation of DDR protocol
  • Knowledge of advanced features in DDR5 like ECS/PPR/Chip Kill
  • Knowledge of memory performance tuning for latency and bandwidth


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.

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