Senior Kernel & Systems Performance Engineer

Crusoe Energy Systems; San Francisco (CA); On-site; USD 180,000 - 240,000; Full time

Benefits offered by this job

Health benefits

Paid time off

401(k) match

Mental wellness

Job summary

Crusoe Energy Systems in San Francisco, CA is seeking a Senior Performance Engineer who thrives on deep technical challenges and hands-on work to optimize compute infrastructure for AI workloads. You will design benchmarks, develop kernel-level optimizations, and contribute high-performance code in Go, C, C++, or Rust, partnering across teams to improve reliability and scalability.

The role requires a bachelor’s degree in CS/Engineering or equivalent experience and a proven track record in

Qualifications

• Bachelor’s degree in CS/Engineering or equivalent experience.
• Expertise in Linux kernel internals and low-level optimization.
• Strong hands-on programming in Go, C, C++, and Rust.

Responsibilities

• Design and execute rigorous benchmarks to analyze system behavior.
• Identify bottlenecks and opportunities for performance improvements.
• Develop and implement kernel-level optimizations for throughput.
• Write and maintain high-performance Go, C, C++, or Rust code.
• Tune data plane performance to meet AI workload demands.
• Collaborate with Software Infrastructure, Product, and other teams.
• Troubleshoot complex system issues and ensure reliability.

Skills

Go

C

C++

Rust

Linux kernel concepts

Performance benchmarking

System tuning

Education

Bachelor's degree in Computer Science, Engineering, or related field

Job description

Crusoe Energy Systems in San Francisco, CA is seeking a Senior Performance Engineer who thrives on deep technical challenges and hands-on work to optimize compute infrastructure for AI workloads. You will design benchmarks, develop kernel-level optimizations, and contribute high-performance code in Go, C, C++, or Rust, partnering across teams to improve reliability and scalability.

The role requires a bachelor’s degree in CS/Engineering or equivalent experience and a proven track record in