Senior Firmware Engineer

ScaleFlux; Milpitas (CA); On-site; USD 125,000 - 189,000; Full time

Job summary

A leading technology company in Milpitas seeks a CXL Firmware Engineer to develop and optimize firmware for cutting-edge CXL-based systems. The role involves collaboration with hardware and software teams, extensive debugging of firmware issues, and staying updated with CXL specifications, offering opportunities for growth and competitive compensation.

Benefits

Competitive compensation

Career growth opportunities

Qualifications

• 5+ years of experience in Linux kernel and kernel module development.
• Strong knowledge of PCIe and CXL.
• Experience with embedded systems at SoC level.

Responsibilities

• Design and maintain firmware solutions for CXL-based devices.
• Implement firmware components for memory pooling and device enumeration.
• Collaborate on performance tuning and power optimization.

Skills

Linux kernel development

low-level firmware development

memory management

debugging mechanisms

high-speed protocols

Job description

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Department: Engineering/Firmware Development

Job Description:

We are seeking a highly skilled CXL (Compute Express Link) Firmware Engineer to join our team. This role will focus on the development, optimization, and debugging of firmware for next-generation CXL-enabled systems. The ideal candidate will have a strong background in low-level firmware development, PCIe, memory subsystems, and system software for high-performance computing environments.

Key Responsibilities:

• Design, develop, and maintain firmware solutions for CXL-based devices and memory systems.
• Implement and optimize firmware components supporting CXL protocol, including memory pooling, coherency, and device enumeration.
• Work closely with hardware, software, and system architecture teams to ensure seamless CXL integration.
• Debug and resolve firmware issues related to CXL, PCIe, and memory management using various debugging tools and techniques.
• Collaborate on performance tuning and power optimization for CXL-based systems.
• Stay updated on CXL specifications and contribute to industry discussions and standards where applicable.
• Develop unit tests, validation frameworks, and automated testing strategies to ensure firmware quality and reliability.
• Provide technical documentation and support to internal teams and external partners.

Required Qualifications:

• Engineer with 5+ years of experience in Linux kernel and kernel module development
• Experienced in Linux support and development with knowledge in one or more of the following areas: memory management, cache and memory subsystems, schedulers, filesystems, architecture-specific code (x86, ARM, RISC-V)
• Hands-on experience with high-speed protocols like PCIe/CXL is a plus
• Good system knowledge and debugging mechanisms in the Linux kernel (ftrace, kdump, ktraces, ebpf, …)
• Familiarity with embedded systems development at SoC / Bare Metal level.
• Good knowledge of industry standards, such as BMC, IPMI, PCI/PCIe/CXL, I2C, I3C, SPD, SMBUS, ACPI and etc.
• Good knowledge of OCP standards, MCTP, PLDM, SPDM, JEDC and etc.
• Well organized, with good written and oral communication skills.
• Self-learning skill to understand and develop good understanding of the system.

Why Join Us?

• Work on cutting-edge CXL technology shaping the future of memory and computing architectures.
• Collaborate with industry leaders and top engineers in high-performance computing and semiconductor design.
• Competitive compensation, benefits, and career growth opportunities.

If you are passionate about firmware development and excited to work on next-generation CXL-based systems, we would love to hear from you!

Seniority level

• Seniority level

  Mid-Senior level

Employment type

• Employment type

  Full-time

Job function

• Job function

  Engineering and Design

• Industries

  Computers and Electronics Manufacturing

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