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Linux Engineer

Jane Street· Technology
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New York$200k - $300kfull-timePosted 3mo ago

About the role

Linux Engineers work with the critical infrastructure underlying the rest of the firm’s technology. Members are Systems Programmers and Administrators tasked with maintaining and improving the platform that powers Jane Street's production trading systems, with opportunities to work across teams and engage in deployment automation, scalable configuration management, and monitoring.

Responsibilities

  • Maintaining and improving the platform that powers Jane Street's production trading systems
  • Debugging kernel performance and resolving production issues in real time
  • Developing management tools and automation to reduce manual work
  • Building and operating deployment automation, scalable configuration management, and monitoring systems
  • Collaborating with Trading, Technology, and Operations to resolve issues and implement long-term fixes
  • Performing root-cause analyses and implementing robust solutions in a firm-wide scope

Qualifications

  • Bachelor's degree in Computer Science, Software Engineering or other technical discipline (or equivalent experience)
  • Clear and concise communication skills and ability to analyze and deconstruct technical problems
  • Deep knowledge of operating system fundamentals, especially Linux
  • Fluency with the Unix command line and shell scripting
  • Practical experience with modern Linux systems and systems programming concepts (C, sockets, virtual memory, process lifecycle)
  • Basic understanding of network protocols
  • Strong troubleshooting and profiling/debugging skills with tools such as gdb, perf, DTrace, eBPF, or SystemTap
  • Programming experience in any language (functional languages a plus)

Skills

Required:Unix/Linux internals
Last updated Oct 25, 2026. Interested? Apply on the company site.

About Jane Street

SIX

Jane Street is a quantitative trading firm and liquidity provider with a unique focus on technology and collaborative problem solving.

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