Principal Network Engineer

Company: Crusoe
Location: Sunnyvale
Posted on: February 16, 2026

Job Description:

Job Description Job Description 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 Cloud Network Engineering team is looking for an ambitious, experienced team player to join our Network Engineering team. The Network Engineering Team is responsible for designing, building, and operating the global edge, backbone, and data center network for High Performance Compute (HPC) Clusters with GPUs. The ideal individual will be highly motivated, self-directed, and desire to work on cutting-edge technologies related to the environment. You must possess excellent analytical and communication skills and be a great team player. As a Principal Network Engineer, you will be part of the Architecture Network Engineering team. You will help build, lead, and mentor a team of high-performing Network Engineers. You will be responsible for developing technical architectures/solutions that meet the growing needs of the Crusoe Cloud by gathering requirements from the business, seeking feedback from key stakeholders relative to the business needs, and translating business requirements into network design. By joining this team, you will gain marketable network engineering experiences in edge, backbone, and HPC-based data center networking on a massive scale. This is an on-site role based in San Francisco, CA, or Sunnyvale, CA, requiring in-office presence A Day in the Life: Design, build, operate, and optimize Crusoe Cloud's global network, including edge, backbone, data center, and public cloud connectivity. Work with cross-functional teams, including but not limited to Software Infrastructure and Product, to drive the innovation and evolution of the Crusoe Cloud network. Work with external vendors and ISPs to test and verify device and carrier selection. You Will Thrive In This Role If: 15 years of related experience building and architecting at scale in a production environment In-depth knowledge of network protocols, including TCP/IP, QoS, BGP, OSPF/IS-IS, EVPN, VXLAN, QoSand MPLS-related technologies like RSVP-TE, LDP, etc Good understanding of network monitoring protocols and tools, such as SNMP, IPFIX, Sflow/netflow, and Telemetry Familiar with data center network architecture, such as Fat Tree architecture, CLOS, BGP-TE, and peering for edge Hands-on experience with major network devices like Mellanox, Cisco, Arista, Juniper, and other mainstream vendors Familiar with mainstream commercial switch/router chipsets, such as Broadcom, Barefoot, etc Familiarity with technologies like RDMA, Infiniband, and RoCE will be a plus. In-depth knowledge of public cloud architecture connectivity options to AWS, GCP, Azure, Ali Cloud, OCI, etc Good understanding of IPv6 and IPv4-IPv6 coexistence technologies. Programming/scripting in Python, Ansible, Puppet, Chef, or other languages will be a plus Self-motivated, with good communication and writing skills Team player and participate in Crusoe Cloud network global on-call rotation Bachelor's in Computer Science, Information Science, Engineering, Mathematics, or a related field, or experience equivalent to a Bachelor's degree based on three or more years of work experience 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 benefit; $300 per month Compensation: Compensation will be Base Salary Bonus. Restricted Stock Units are included in all offers. Compensation to be determined by the applicants knowledge, education, 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.

Keywords: Crusoe, Fremont , Principal Network Engineer, Engineering , Sunnyvale, California