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Job Type

Full Time

Job Description

A Senior Engineer for network controller device driver development must possess a strong and diverse technical foundation, including but not limited to:
Low-Level Programming: Mastery of C for system-level programming, with a deep understanding of memory management, concurrency, and synchronization.
  • Operating System Internals: Profound knowledge of OS kernel architecture (especially networking subsystems), device driver models, and abstraction layers for major platforms (e.g., Linux kernel modules).
  • Networking Protocols: Familiarity with Ethernet, TCP/IP stack, UDP, ARP, VLAN, and specialized protocols (e.g., RDMA, iWARP, RoCE, DCB).
  • Hardware Interface Technologies: Experience with PCIe, DMA, interrupt controllers, and hardware abstraction.
  • Debugging and Profiling Tools: Proficiency in using GDB, WinDbg, Wireshark, system profilers, and hardware-level diagnostic equipment.
  • Version Control and Build Systems: Expertise with Git, Gerrit, automated build systems (e.g., Make, CMake, Jenkins), and continuous integration pipelines.
  • Security Best Practices: Understanding of secure coding guidelines, threat vectors unique to kernel space, and methods for hardening device drivers.
Collaboration and Communication: Strong written and verbal skills, including the ability to convey technical ideas to both specialist and nonspecialist audiences.

Desirable Qualities And Experience

  • Open Source Contribution: Track record of contributing to open source device drivers or kernels, demonstrating proficiency and community engagement.
  • Cross-Platform Development: Experience in developing drivers for multiple operating systems and architectures (e.g., x86, ARM).
  • Continuous Learning: Commitment to staying updated with advancements in networking hardware, standards, and software methodologies.
Typical Projects and Contributions A Senior Engineer in this field may be involved in a wide array of impactful projects, such as:
  • Developing next-generation high-speed network interface card (NIC) drivers to enable multi-gigabit data transfer and advanced offload capabilities.
  • Optimizing driver stacks for data centres, cloud computing, or enterprise environments, focusing on scalability and minimal downtime.
  • Porting legacy device drivers to new operating systems or hardware platforms.
  • Implementing advanced features such as virtualization support (SR-IOV, VMDq) or energy-efficient Ethernet (EEE)

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