Senior Staff Software Engineer, SDN Networking

Crusoe's mission is to accelerate the abundance of energy and intelligence. We’re crafting the engine that powers a world where people can create ambitiously with AI — without sacrificing scale, speed, or sustainability.

Be a 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:

Crusoe Energy Systems is seeking a highly skilled and motivated Senior Staff Software Engineer - Software Defined Networking to lead the development and execution of our innovative Software Defined Networking strategy. In this critical role, you will drive the adoption of cutting-edge technologies like XDP/EBPF, DPDK, SmartNICs, and DPUs/IPUs within the Linux Kernel to significantly enhance network performance and efficiency.

What You’ll Be Working On:

• Define and Execute SDN Strategy: Develop and execute the roadmap for Crusoe Energy Cloud's Software Defined Networking strategy, aligning with overall business objectives.

• Technical Leadership & Execution:

  • Provide technical leadership and guidance to the engineering team.

  • Drive architectural decisions, design processes, design reviews, code reviews, and implementation tasks.

  • Collaborate closely with the network infrastructure organization to develop and deploy industry-leading networking infrastructure.

• Linux Kernel & Driver Development: Lead the development and maintenance of Linux Kernel modules and drivers, leveraging technologies like XDP/EBPF, DPDK, and network accelerators.

• System Architecture Design: Design and implement high-performance, scalable, and reliable network architectures.

• Production Support: Provide ongoing support for production systems, including troubleshooting, performance tuning, and incident response.

• Cross-functional Collaboration: Foster strong collaboration with other engineering teams (e.g., Software Infrastructure, Product) and cross-functional departments.

What You’ll Bring to the Team:

• Extensive System Programming Experience: 8+ years of proven experience in system programming with C, C++, and/or Rust.

• Deep Linux Systems Expertise: Extensive knowledge of Linux Systems Internals, including kernel internals, memory management, and I/O subsystems.

• Network Programming Mastery: Expertise in Network Programming and Packet Processing pipelines (TCP/IP, UDP, etc.).

• Kernel Bypass Technologies: Hands-on experience with kernel bypass technologies such as XDP/EBPF, AF_XDP, and DPDK.

• Network Accelerator Expertise: In-depth understanding of network accelerators like Mellanox/Nvidia SmartNIC (ConnectX6/7), DPU Bluefield3, and Intel IPU.

• Virtualization & Networking Technologies: Familiarity with SR-IOV, vDPA, scalable functions, Open vSwitch, Openflow, and Open Virtual Networking.

• Strong Engineering Practices: 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.  

• Open Source Contributions: 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.

• 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