Quant Systems: Senior Linux Engineer (New York)

New York City, NY 10036

Job Type: Quant Programmer Job Number: 8226 Salary Range: $275,000 - $325,000

Job Description


What You’ll Do Day-to-Day:
  • Design, implement, and maintain large-scale compute infrastructure across multiple global sites.
  • Manage and optimize Linux operating systems, focusing on workload scheduling, fleet management, clustered filesystems, and Linux kernel/network performance tuning for ultra-low latency and high throughput.
  • Develop and enhance dev tooling, automation pipelines, CI/CD processes, and system integrations.
  • Collaborate with cross-functional teams to troubleshoot complex issues using advanced diagnostic and tracing tools.
  • Conduct data analysis to monitor system metrics and recommend improvements for reliability and performance.
  • Support HPC environments, large-scale storage architectures, and network protocol configurations to meet evolving requirements.

Required Skills:
  • Bachelor’s degree in Computer Science or a related field.
  • 10+ years of experience in Linux system engineering, with a proven track record supporting high-performance, low-latency environments.
  • Expert-level knowledge of Linux OS configuration and tuning.
  • Strong scripting and development skills in Python; experience with Rust, C, or Go is a plus.
  • Hands-on experience with automated build systems, deployment processes, and CI/CD pipelines.
  • Proficiency with diagnostic, tracing, and troubleshooting tools.
  • Excellent communication skills, capable of working effectively across diverse teams.
  • Experience with distributed systems, HPC, large-scale storage solutions, and detailed network protocol understanding.

Nice to Have Skills:
  • Experience with workload schedulers, clustered filesystems, and kernel/network tuning for latency-sensitive applications.
  • Familiarity with financial trading infrastructure or similar high-frequency, mission-critical systems.
  • Knowledge of containerization, orchestration, and cloud environments.

Preferred Education and Experience:
  • Advanced degree in Computer Science, Engineering, or related discipline.
  • 10 to 20 years of relevant technical experience in Linux systems engineering, preferably within finance or high-tech sectors.
The Phoenix Group Advisors is an equal opportunity employer. We are committed to creating a diverse and inclusive workplace and prohibit discrimination and harassment of any kind based on race, color, religion, gender, sexual orientation, gender identity or expression, national origin, age, genetic information, disability, or veteran status. We strive to attract talented individuals from all backgrounds and provide equal employment opportunities to all employees and applicants for employment.

Meet Your Recruiter

Emily Lanzkron
People Operations Coordinator 

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