About this opportunity
ScaleFlux lists this Senior Firmware Engineer opportunity in milpitas, California. Review the employer’s description below for duties, qualifications and application requirements.
Job description
Department: Engineering/Firmware Development
Job Description:
We are looking for an experienced firmware engineer to develop next-generation CXL Type 3 memory expansion devices. The candidate will work across firmware, memory subsystem, and system-level integration.
Key Responsibilities
Develop and optimize firmware for CXL Type 3 devices at SoC / bare-metal level
Design and implement features related to memory initialization, training, and runtime management
Work on system-level integration with host platforms (x86/AMD), including debug and performance tuning
Collaborate with hardware, validation, and system software teams to bring up new silicon
Required Qualifications
Strong experience in embedded systems development at SoC / bare-metal level
Hands‑on experience with high-speed interfaces such as PCIe Gen5+ and/or CXL
Solid understanding of memory subsystems, including DDR initialization and training flows
Experience with RAS (Reliability, Availability, Serviceability) features such as ECC, error handling, memory diagnostics, or fault isolation
Familiarity with industry standards and protocols such as I2C, I3C, SMBus, SPD, ACPI
Familiarity with low-level debugging tools and methodologies (JTAG, trace, logs, etc.)
Good understanding of system architecture and hardware/software interactions.
Preferred Qualifications
Experience with Linux kernel development or driver development (especially memory subsystem or device drivers)
Knowledge of cache/memory hierarchy, NUMA, or system memory management
Experience with server platform management technologies such as BMC, IPMI
Knowledge of OCP standards and management protocols (MCTP, PLDM, SPDM)
Familiarity with JEDEC standards related to DRAM and memory modules
Strong problem-solving and debugging skills
Good written and verbal communication skills
Self-driven with ability to learn new technologies quickly
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Worksite address
milpitas, CA, 95035, US
Who can apply
Review the original listing for work authorization, qualifications and employer requirements.