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Senior Staff Software Engineer, SDN Networking Careers at Crusoe - San Francisco, California | Apply Now!

Crusoe

Senior Staff Software Engineer, SDN Networking Careers at Crusoe - San Francisco, California | Apply Now!

full-timePosted: Jan 21, 2026

Job Description

Senior Staff Software Engineer, SDN Networking at Crusoe

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.

Role Overview

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.

A Day in the Life

As a Senior Staff Software Engineer - Software Defined Networking, your day will be dynamic and impactful. You'll start by reviewing the progress of your team on key SDN initiatives, providing technical guidance and unblocking any roadblocks. You will dedicate time to designing and reviewing network architectures, ensuring they meet the performance, scalability, and reliability requirements of Crusoe's cloud infrastructure. You'll be actively involved in coding, developing, and maintaining Linux Kernel modules and drivers, leveraging technologies like XDP/EBPF and DPDK. Collaboration is key, so you'll spend time working with other engineering teams to integrate SDN solutions into the broader infrastructure. Finally, you'll participate in production support, addressing any network-related issues and optimizing performance.

Why San Francisco?

San Francisco is a hub of technological innovation and a global center for software engineering. Working in San Francisco places you at the heart of the tech industry, surrounded by top talent and cutting-edge companies. This provides unparalleled opportunities for professional growth, networking, and staying at the forefront of industry trends. The city offers a vibrant culture, diverse communities, and a high quality of life, making it an attractive location for talented engineers seeking a challenging and rewarding career.

Career Path

This Senior Staff Software Engineer role offers a clear path for career advancement within Crusoe. You can grow into a Principal Engineer role, taking on even greater technical leadership and influencing the overall direction of Crusoe's technology strategy. Alternatively, you can move into an Engineering Management role, leading and mentoring a team of talented engineers. Crusoe is committed to fostering the growth of its employees, providing opportunities for training, development, and advancement within the organization.

Salary & Benefits

Crusoe offers a competitive salary and benefits package commensurate with experience. The estimated salary range for this position in San Francisco is $200,000 - $280,000 per year. In addition to salary, Crusoe provides a comprehensive benefits package, including health, dental, and vision insurance, paid time off, retirement plan options, and employee stock options. We also offer opportunities for professional development and growth within the company.

Crusoe Culture

At Crusoe, we foster a culture of innovation, collaboration, and sustainability. We are passionate about using technology to solve challenging problems and create a more sustainable future. Our team is composed of talented and dedicated individuals who are committed to excellence. We value teamwork, open communication, and a positive attitude. We believe in empowering our employees to make a meaningful impact and contribute to the success of the company.

How to Apply

If you are a highly skilled and motivated software engineer with a passion for networking and sustainability, we encourage you to apply for this exciting opportunity. Please submit your resume and cover letter through our online application portal. We look forward to hearing from you!

FAQ

  1. What is Crusoe's mission?

    Crusoe's mission is to accelerate the abundance of energy and intelligence.

  2. What technologies will I be working with?

    You will be working with cutting-edge technologies like XDP/EBPF, DPDK, SmartNICs, and DPUs/IPUs within the Linux Kernel.

  3. What are the key responsibilities of this role?

    Key responsibilities include defining and executing SDN strategy, providing technical leadership, and developing Linux Kernel modules and drivers.

  4. What qualifications are required for this role?

    Qualifications include 8+ years of system programming experience, deep Linux systems expertise, and expertise in network programming.

  5. What is the career path for this role?

    You can grow into a Principal Engineer role or move into an Engineering Management role.

  6. What is the salary range for this position?

    The estimated salary range for this position in San Francisco is $200,000 - $280,000 per year.

  7. What benefits does Crusoe offer?

    Crusoe offers a comprehensive benefits package, including health, dental, and vision insurance, paid time off, and retirement plan options.

  8. What is the culture like at Crusoe?

    Crusoe fosters a culture of innovation, collaboration, and sustainability.

  9. How do I apply for this position?

    Please submit your resume and cover letter through our online application portal.

  10. What are the working hours for this role?

    The working hours for this role are generally full-time, with flexibility depending on project needs.

Locations

  • San Francisco, California, United States

Salary

Estimated Salary Rangemedium confidence

220,000 - 308,000 USD / yearly

Source: ai estimated

* This is an estimated range based on market data and may vary based on experience and qualifications.

Skills Required

  • System Programmingintermediate
  • Cintermediate
  • C++intermediate
  • Rustintermediate
  • Linux Systems Internalsintermediate
  • Kernel Internalsintermediate
  • Memory Managementintermediate
  • I/O Subsystemsintermediate
  • Network Programmingintermediate
  • Packet Processingintermediate
  • TCP/IPintermediate
  • UDPintermediate
  • XDP/EBPFintermediate
  • AF_XDPintermediate
  • DPDKintermediate
  • Mellanox SmartNICintermediate
  • Nvidia SmartNICintermediate
  • ConnectX6intermediate
  • ConnectX7intermediate
  • DPU Bluefield3intermediate
  • Intel IPUintermediate
  • SR-IOVintermediate
  • vDPAintermediate
  • Scalable Functionsintermediate
  • Open vSwitchintermediate
  • Openflowintermediate
  • Open Virtual Networkingintermediate
  • Coding Standardsintermediate
  • Code Reviewsintermediate
  • Source Control Managementintermediate
  • Build Processesintermediate
  • Testingintermediate
  • Operationsintermediate

Required Qualifications

  • 8+ years of system programming experience with C, C++, and/or Rust. (experience)
  • Extensive knowledge of Linux Systems Internals, including kernel internals, memory management, and I/O subsystems. (experience)
  • Expertise in Network Programming and Packet Processing pipelines (TCP/IP, UDP, etc.). (experience)
  • Hands-on experience with kernel bypass technologies such as XDP/EBPF, AF_XDP, and DPDK. (experience)
  • In-depth understanding of network accelerators like Mellanox/Nvidia SmartNIC (ConnectX6/7), DPU Bluefield3, and Intel IPU. (experience)
  • Familiarity with SR-IOV, vDPA, scalable functions, Open vSwitch, Openflow, and Open Virtual Networking. (experience)
  • Knowledge of professional software engineering practices and best practices for the full software development life cycle. (experience)
  • Demonstrated track record of contributions to the open source community (e.g., Open vSwitch/OVS, Open Virtual Networking/OVN, Multus, Cilium). (experience)
  • Experience in designing and implementing high-performance, scalable, and reliable network architectures. (experience)
  • Proven ability to provide technical leadership and guidance to engineering teams. (experience)

Responsibilities

  • Define and execute the roadmap for Crusoe Energy Cloud's Software Defined Networking strategy, aligning with overall business objectives.
  • 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.
  • Lead the development and maintenance of Linux Kernel modules and drivers, leveraging technologies like XDP/EBPF, DPDK, and network accelerators.
  • Design and implement high-performance, scalable, and reliable network architectures.
  • Provide ongoing support for production systems, including troubleshooting, performance tuning, and incident response.
  • Foster strong collaboration with other engineering teams (e.g., Software Infrastructure, Product) and cross-functional departments.
  • Contribute to the development and maintenance of Linux Kernel modules and drivers.
  • Ensure the scalability and reliability of network architectures.
  • Troubleshoot and resolve production issues.
  • Work with cross-functional teams to achieve company goals.

Benefits

  • general: Competitive salary and benefits package.
  • general: Opportunity to work on cutting-edge technology in a rapidly growing company.
  • general: Be a part of the AI revolution with sustainable technology.
  • general: Drive meaningful innovation and make a tangible impact.
  • general: Join a team that’s setting the pace for responsible, transformative cloud infrastructure.
  • general: Professional development opportunities to enhance your skills and knowledge.
  • general: Collaborative and supportive work environment.
  • general: Health, dental, and vision insurance.
  • general: Paid time off and holidays.
  • general: Retirement plan options.
  • general: Employee stock options.
  • general: Flexible work arrangements where possible.

Target Your Resume for "Senior Staff Software Engineer, SDN Networking Careers at Crusoe - San Francisco, California | Apply Now!" , Crusoe

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Tags & Categories

SDNNetworkingLinux KernelSystem ProgrammingCloud InfrastructureSan FranciscoSoftware Defined NetworkingXDPEBPFDPDKSmartNICDPUIPUNetwork ProgrammingCC++RustCaliforniaCrusoe Energy SystemsKernel Bypass TechnologiesAF_XDPMellanoxNvidiaConnectX6ConnectX7Bluefield3IntelSR-IOVvDPAOpen vSwitchOpenflowOpen Virtual NetworkingOVSOVNMultusCiliumSustainable TechnologyAI RevolutionGreen TechAI InfrastructureCloudEngineering

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Crusoe logo

Senior Staff Software Engineer, SDN Networking Careers at Crusoe - San Francisco, California | Apply Now!

Crusoe

Senior Staff Software Engineer, SDN Networking Careers at Crusoe - San Francisco, California | Apply Now!

full-timePosted: Jan 21, 2026

Job Description

Senior Staff Software Engineer, SDN Networking at Crusoe

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.

Role Overview

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.

A Day in the Life

As a Senior Staff Software Engineer - Software Defined Networking, your day will be dynamic and impactful. You'll start by reviewing the progress of your team on key SDN initiatives, providing technical guidance and unblocking any roadblocks. You will dedicate time to designing and reviewing network architectures, ensuring they meet the performance, scalability, and reliability requirements of Crusoe's cloud infrastructure. You'll be actively involved in coding, developing, and maintaining Linux Kernel modules and drivers, leveraging technologies like XDP/EBPF and DPDK. Collaboration is key, so you'll spend time working with other engineering teams to integrate SDN solutions into the broader infrastructure. Finally, you'll participate in production support, addressing any network-related issues and optimizing performance.

Why San Francisco?

San Francisco is a hub of technological innovation and a global center for software engineering. Working in San Francisco places you at the heart of the tech industry, surrounded by top talent and cutting-edge companies. This provides unparalleled opportunities for professional growth, networking, and staying at the forefront of industry trends. The city offers a vibrant culture, diverse communities, and a high quality of life, making it an attractive location for talented engineers seeking a challenging and rewarding career.

Career Path

This Senior Staff Software Engineer role offers a clear path for career advancement within Crusoe. You can grow into a Principal Engineer role, taking on even greater technical leadership and influencing the overall direction of Crusoe's technology strategy. Alternatively, you can move into an Engineering Management role, leading and mentoring a team of talented engineers. Crusoe is committed to fostering the growth of its employees, providing opportunities for training, development, and advancement within the organization.

Salary & Benefits

Crusoe offers a competitive salary and benefits package commensurate with experience. The estimated salary range for this position in San Francisco is $200,000 - $280,000 per year. In addition to salary, Crusoe provides a comprehensive benefits package, including health, dental, and vision insurance, paid time off, retirement plan options, and employee stock options. We also offer opportunities for professional development and growth within the company.

Crusoe Culture

At Crusoe, we foster a culture of innovation, collaboration, and sustainability. We are passionate about using technology to solve challenging problems and create a more sustainable future. Our team is composed of talented and dedicated individuals who are committed to excellence. We value teamwork, open communication, and a positive attitude. We believe in empowering our employees to make a meaningful impact and contribute to the success of the company.

How to Apply

If you are a highly skilled and motivated software engineer with a passion for networking and sustainability, we encourage you to apply for this exciting opportunity. Please submit your resume and cover letter through our online application portal. We look forward to hearing from you!

FAQ

  1. What is Crusoe's mission?

    Crusoe's mission is to accelerate the abundance of energy and intelligence.

  2. What technologies will I be working with?

    You will be working with cutting-edge technologies like XDP/EBPF, DPDK, SmartNICs, and DPUs/IPUs within the Linux Kernel.

  3. What are the key responsibilities of this role?

    Key responsibilities include defining and executing SDN strategy, providing technical leadership, and developing Linux Kernel modules and drivers.

  4. What qualifications are required for this role?

    Qualifications include 8+ years of system programming experience, deep Linux systems expertise, and expertise in network programming.

  5. What is the career path for this role?

    You can grow into a Principal Engineer role or move into an Engineering Management role.

  6. What is the salary range for this position?

    The estimated salary range for this position in San Francisco is $200,000 - $280,000 per year.

  7. What benefits does Crusoe offer?

    Crusoe offers a comprehensive benefits package, including health, dental, and vision insurance, paid time off, and retirement plan options.

  8. What is the culture like at Crusoe?

    Crusoe fosters a culture of innovation, collaboration, and sustainability.

  9. How do I apply for this position?

    Please submit your resume and cover letter through our online application portal.

  10. What are the working hours for this role?

    The working hours for this role are generally full-time, with flexibility depending on project needs.

Locations

  • San Francisco, California, United States

Salary

Estimated Salary Rangemedium confidence

220,000 - 308,000 USD / yearly

Source: ai estimated

* This is an estimated range based on market data and may vary based on experience and qualifications.

Skills Required

  • System Programmingintermediate
  • Cintermediate
  • C++intermediate
  • Rustintermediate
  • Linux Systems Internalsintermediate
  • Kernel Internalsintermediate
  • Memory Managementintermediate
  • I/O Subsystemsintermediate
  • Network Programmingintermediate
  • Packet Processingintermediate
  • TCP/IPintermediate
  • UDPintermediate
  • XDP/EBPFintermediate
  • AF_XDPintermediate
  • DPDKintermediate
  • Mellanox SmartNICintermediate
  • Nvidia SmartNICintermediate
  • ConnectX6intermediate
  • ConnectX7intermediate
  • DPU Bluefield3intermediate
  • Intel IPUintermediate
  • SR-IOVintermediate
  • vDPAintermediate
  • Scalable Functionsintermediate
  • Open vSwitchintermediate
  • Openflowintermediate
  • Open Virtual Networkingintermediate
  • Coding Standardsintermediate
  • Code Reviewsintermediate
  • Source Control Managementintermediate
  • Build Processesintermediate
  • Testingintermediate
  • Operationsintermediate

Required Qualifications

  • 8+ years of system programming experience with C, C++, and/or Rust. (experience)
  • Extensive knowledge of Linux Systems Internals, including kernel internals, memory management, and I/O subsystems. (experience)
  • Expertise in Network Programming and Packet Processing pipelines (TCP/IP, UDP, etc.). (experience)
  • Hands-on experience with kernel bypass technologies such as XDP/EBPF, AF_XDP, and DPDK. (experience)
  • In-depth understanding of network accelerators like Mellanox/Nvidia SmartNIC (ConnectX6/7), DPU Bluefield3, and Intel IPU. (experience)
  • Familiarity with SR-IOV, vDPA, scalable functions, Open vSwitch, Openflow, and Open Virtual Networking. (experience)
  • Knowledge of professional software engineering practices and best practices for the full software development life cycle. (experience)
  • Demonstrated track record of contributions to the open source community (e.g., Open vSwitch/OVS, Open Virtual Networking/OVN, Multus, Cilium). (experience)
  • Experience in designing and implementing high-performance, scalable, and reliable network architectures. (experience)
  • Proven ability to provide technical leadership and guidance to engineering teams. (experience)

Responsibilities

  • Define and execute the roadmap for Crusoe Energy Cloud's Software Defined Networking strategy, aligning with overall business objectives.
  • 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.
  • Lead the development and maintenance of Linux Kernel modules and drivers, leveraging technologies like XDP/EBPF, DPDK, and network accelerators.
  • Design and implement high-performance, scalable, and reliable network architectures.
  • Provide ongoing support for production systems, including troubleshooting, performance tuning, and incident response.
  • Foster strong collaboration with other engineering teams (e.g., Software Infrastructure, Product) and cross-functional departments.
  • Contribute to the development and maintenance of Linux Kernel modules and drivers.
  • Ensure the scalability and reliability of network architectures.
  • Troubleshoot and resolve production issues.
  • Work with cross-functional teams to achieve company goals.

Benefits

  • general: Competitive salary and benefits package.
  • general: Opportunity to work on cutting-edge technology in a rapidly growing company.
  • general: Be a part of the AI revolution with sustainable technology.
  • general: Drive meaningful innovation and make a tangible impact.
  • general: Join a team that’s setting the pace for responsible, transformative cloud infrastructure.
  • general: Professional development opportunities to enhance your skills and knowledge.
  • general: Collaborative and supportive work environment.
  • general: Health, dental, and vision insurance.
  • general: Paid time off and holidays.
  • general: Retirement plan options.
  • general: Employee stock options.
  • general: Flexible work arrangements where possible.

Target Your Resume for "Senior Staff Software Engineer, SDN Networking Careers at Crusoe - San Francisco, California | Apply Now!" , Crusoe

Get personalized recommendations to optimize your resume specifically for Senior Staff Software Engineer, SDN Networking Careers at Crusoe - San Francisco, California | Apply Now!. Takes only 15 seconds!

AI-powered keyword optimization
Skills matching & gap analysis
Experience alignment suggestions

Check Your ATS Score for "Senior Staff Software Engineer, SDN Networking Careers at Crusoe - San Francisco, California | Apply Now!" , Crusoe

Find out how well your resume matches this job's requirements. Get comprehensive analysis including ATS compatibility, keyword matching, skill gaps, and personalized recommendations.

ATS compatibility check
Keyword optimization analysis
Skill matching & gap identification
Format & readability score

Tags & Categories

SDNNetworkingLinux KernelSystem ProgrammingCloud InfrastructureSan FranciscoSoftware Defined NetworkingXDPEBPFDPDKSmartNICDPUIPUNetwork ProgrammingCC++RustCaliforniaCrusoe Energy SystemsKernel Bypass TechnologiesAF_XDPMellanoxNvidiaConnectX6ConnectX7Bluefield3IntelSR-IOVvDPAOpen vSwitchOpenflowOpen Virtual NetworkingOVSOVNMultusCiliumSustainable TechnologyAI RevolutionGreen TechAI InfrastructureCloudEngineering

Answer 10 quick questions to check your fit for Senior Staff Software Engineer, SDN Networking Careers at Crusoe - San Francisco, California | Apply Now! @ Crusoe.

Quiz Challenge
10 Questions
~2 Minutes
Instant Score

Related Books and Jobs

No related jobs found at the moment.