Firmware Developer (ARM64 architecture, ATF, C, Ethernet PHY)

Job Description

About Marvell Marvell?s semiconductor solutions are the essential building blocks of the data infrastructure that connects our world. Across enterprise, cloud and AI, automotive, and carrier architectures, our innovative technology is enabling new possibilities. At Marvell, you can affect the arc of individual lives, lift the trajectory of entire industries, and fuel the transformative potential of tomorrow. For those looking to make their mark on purposeful and enduring innovation, above and beyond fleeting trends, Marvell is a place to thrive, learn, and lead. Your Team, Your Impact Marvell's Custom Compute and Storage (CCS) team develops silicon and software for some of the largest companies in the world in the growing datacenter, AI, enterprise and carrier markets. The Firmware team in the CCS BU focuses on developing and integrating key software components that enables use of silicon. These components form a critical subset of the complete software stack, ensuring the silicon's capabilities are effectively utilized. The team's work plays a key role in supporting the broader software ecosystem. What You Can Expect Develop and maintain firmware for ARM64 SoCs with SerDes-based Ethernet interfaces Work with hardware teams to configure and debug PHYs, MACs, and Ethernet link bring-up Support auto-negotiation and link training for high-speed Ethernet links Develop and integrate PHY drivers Debug issues related to link bring-up, training failures, and SerDes behavior Help with early board bring-up and firmware support for Ethernet interfaces What We're Looking For 4 to 10 years of experience in firmware development on ARM64 platforms Strong C programming skills for low-level firmware development Good knowledge of Ethernet PHY standards like: 1000BASE-X, 10GBASE-KR, 10G-C2M, 10G-C2C, etc Familiar with IEEE 802.3 standard and related specs Experience with auto-negotiation and link training Hands-on experience using MDIO bus for PHY initialization, register configuration, and link status checking Exposure to optical modules like SFP+ and QSFP+ Comfortable with Linux networking, including configuring and debugging Ethernet interfaces Understanding of ATF, and bootloader flows on ARM64 Preferred Qualifications Basic understanding of Linux kernel Netdev drivers and utilities such as ethtool Understanding of PCIe and features like SR-IOV Additional Compensation And Benefit Elements With competitive compensation and great benefits, you will enjoy our workstyle within an environment of shared collaboration, transparency, and inclusivity. We?re dedicated to giving our people the tools and resources they need to succeed in doing work that matters, and to grow and develop with us. For additional information on what it?s like to work at Marvell, visit our Careers page. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, sexual orientation, gender identity, disability or protected veteran status. Interview Integrity As part of our commitment to fair and authentic hiring practices, we ask that candidates do not use AI tools (e.g., transcription apps, real-time answer generators like ChatGPT, CoPilot, or note-taking bots) during interviews. Our interviews are designed to assess your personal experience, thought process, and communication skills in real-time. If a candidate uses such tools during an interview, they will be disqualified from the hiring process. This position may require access to technology and/or software subject to U.S. export control laws and regulations, including the Export Administration Regulations (EAR). As such, applicants must be eligible to access export-controlled information as defined under applicable law. Marvell may be required to obtain export licensing approval from the U.S. Department of Commerce and/or the U.S. Department of State. Except for U.S. citizens, lawful permanent residents, or protected individuals as defined by 8 U.S.C. 1324b(a)(3), all applicants may be subject to an export license review process prior to employment.