Senior Software Engineer I, SDN Networking

Company: Crusoe Energy Systems LLC
Location: San Francisco
Posted on: June 2, 2025

Job Description:

Crusoe is building the World's Favorite AI-first Cloud infrastructure company. We're pioneering vertically integrated, purpose-built AI infrastructure solutions trusted by Fortune 500 companies to power their most advanced AI applications. Crusoe is redefining AI cloud infrastructure, with a mission to align the future of computing with the future of the climate. Our AI platform is recognized as the "gold standard" for reliability and performance. Our data centers are optimized for AI workloads and are powered by clean, renewable energy.Be part of the AI revolution with sustainable technology at Crusoe. Here, you'll drive meaningful innovation, make a tangible impact, and join a team that's setting the pace for responsible, transformative cloud infrastructure.About This Role:As a Senior Software Engineer I - Software Defined Networking, you will lead the development and execution of our Software Defined Networking strategy. You will work extensively with the Linux Kernel, utilizing technologies such as XDP/EBPF, DPDK, SmartNIC, and DPU/IPU to drive innovation and performance improvements.

What You'll Be Working On:

• Develop and execute the roadmap for the Software Defined Networking strategy at Crusoe Cloud.
• Be highly hands-on, guiding 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.What You'll Bring to the Team:
• 3+ 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 Points:
  • Advanced degree in Computer Science, Engineering, or a related field.
  • Proven leadership experience in a technical role.
  • Strong analytical and problem-solving skills.
  • Excellent communication and collaboration skills.
  • Experience with cloud networking platforms (AWS, Azure, GCP) and virtualization technologies (VMware, KVM).Benefits:
    • Industry competitive pay
    • Restricted Stock Units in a fast growing, well-funded technology company
    • Health insurance package options that include HDHP and PPO, vision, and dental for you and your dependents
    • Employer contributions to HSA accounts
    • Paid Parental Leave
    • Paid life insurance, short-term and long-term disability
    • Teladoc
    • 401(k) with a 100% match up to 4% of salary
    • Generous paid time off and holiday schedule
    • Cell phone reimbursement
    • Tuition reimbursement
    • Subscription to the Calm app
    • MetLife Legal
    • Company paid Commuter FSA benefit of $200 per monthCompensation:
      
      Compensation will be paid in the range of $155,000 - $183,000 per year + Bonus. Restricted Stock Units are included in all offers. Compensation will be determined based on the applicant's knowledge, education, experience, and abilities, as well as internal equity and alignment with market data.Crusoe is an Equal Opportunity Employer. Employment decisions are made without regard to race, color, religion, disability, genetic information, pregnancy, citizenship, marital status, sex/gender, sexual preference/ orientation, gender identity, age, veteran status, national origin, or any other status protected by law or regulation.
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Keywords: Crusoe Energy Systems LLC, Richmond , Senior Software Engineer I, SDN Networking, IT / Software / Systems , San Francisco, California