Principal Software Engineer, SDN Networking

Crusoe

full-time

Posted on: 9/4/2025

Location: California • 🇺🇸 United States

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💰 $238,000 - $298,000 per year

Lead

AWSAzureCloudGoogle Cloud PlatformLinuxOpen SourceRustSDLCTCP/IPVMware

About the role

Lead the development and execution of the Software Defined Networking strategy at Crusoe Cloud.
Drive innovation and performance improvements within network infrastructure leveraging XDP/EBPF, DPDK, SmartNICs, and DPU/IPUs.
Develop and execute the roadmap for the Software Defined Networking strategy at Crusoe Cloud.
Guide the engineering team through architecture decisions, design processes, design reviews, code reviews, and implementation tasks.
Collaborate with the network infrastructure organization to develop industry-leading networking infrastructure.
Lead Linux Kernel and driver development, system architecture design, production support, and cross-functional collaboration.

10+ years of related experience building and operating at scale in a production environment.
Proven experience in system programming with C, C++ and/or Rust.
Extensive knowledge of Linux Systems Internals and computer architecture.
Expertise in Network Programming and Packet Processing pipelines.
Hands-on experience with kernel bypass technologies such as XDP/EBPF, AF_XDP, and DPDK.
In-depth understanding of TCP/IP and network accelerators like Mellanox/Nvidia SmartNIC (ConnectX6/7), DPU Bluefield3, and Intel IPU.
Familiarity with SR-IOV, vDPA, and scalable functions.
Strong background in kernel or embedded development, particularly with the Linux kernel.
Experience with Open vSwitch, Openflow, and Open Virtual Networking.
Knowledge of professional software engineering practices and best practices for the full software development life cycle, including coding standards, code reviews, source control management, build processes, testing, and operations.
Demonstrated track record of contributions to the open source community (e.g., Open vSwitch/OVS, Open Virtual Networking/OVN, Multus, Cilium).
Bonus: Advanced degree in Computer Science, Engineering, or a related field.
Bonus: Proven leadership experience in a technical role.
Bonus: Experience with cloud networking platforms (AWS, Azure, GCP) and virtualization technologies (VMware, KVM).