Senior Software Engineer, Linux Kernel Developer

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:

The Crusoe Cloud Software Development team seeks a passionate and experienced Senior Software Engineer specializing in Linux Kernel and Driver Development to join our growing team. You will play a critical role in the design, development, and maintenance of kernel-level drivers and software for our cutting-edge technology products. Your deep understanding of Linux kernel internals will be essential for developing reliable, high-performance systems that support our innovative hardware and software solutions.

What You’ll Be Working On:

• Linux Kernel Development:

  • Develop and maintain Linux kernel modules, including device drivers, to support new hardware and enhance existing functionality.

  • Design and implement efficient drivers for a variety of hardware devices. Optimize existing drivers for performance and reliability.

• System-Level Troubleshooting:

  • Diagnose and resolve complex system issues at the kernel level.

  • Work closely with hardware teams to debug and resolve hardware-software integration issues.

• Performance Analysis:

  • Analyze and enhance system performance, focusing on kernel optimization, memory management, and process scheduling.

• Code Review and Quality Assurance:

  • Conduct thorough code reviews to ensure the highest level of software quality.

  • Implement best practices for kernel development and contribute to continuous improvement initiatives.

• Cross-Functional Collaboration:

  • Collaborate with other engineering teams, including hardware, software, and QA, to ensure cohesive and integrated product development.

• Technical Leadership:

  • Provide technical guidance and mentorship to junior engineers, fostering a culture of technical excellence and collaborative problem solving.

• Focus on development, testing and debugging all aspects of the Linux Kernel as it pertains to the hypervisor hardware and software stack.

• Work closely with designers and architects to understand functional IP blocks and their use-cases.

• Debug and root-cause a variety of hardware and software issues.

What You’ll Bring to the Team:

• Linux Kernel Expertise:

  • Proven knowledge of Linux kernel internals (process scheduler, memory management, concurrency/synchronization, memory allocation, file systems) and profiling.

• Hardware Experience:

  • Experience working with Smart NIC and DPU hardware (Nvidia CX6/7 and BF3).

  • Experience with kernel bypass and hardware offloads.

• Debugging & Troubleshooting:

  • Strong debugging skills in kernel context.

  • Experience exercising/validation of systems from user space, and knowledge of user space APIs.

• Platform Experience:

  • Experience porting/maintaining Linux distributions for a platform.

  • Experience with kexec, kpatch, kdump.

• Technical Proficiency:

  • Experienced C programmer.

• Education & Experience:

  • Bachelor's degree in Computer Science, Computer Engineering, or a related field, and a minimum of 5 years of relevant industry experience with 3 years of low-level operating systems exposure.

• Safety and Compliance:

  • Must be able to pass a background check.

• Company Values:

  • Embody the Company values.

Bonus Points:

• Exposure to embedded Linux kernel development.

Benefits:

• Hybrid work schedule

• 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; $50 per pay period

Compensation:

Compensation will be paid in the range of $183,000 - $210,000. Restricted Stock Units are included in all offers. Compensation to be determined by the applicant’s education, experience, knowledge, skills, 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.