Job Description The skills needed for low latency, high frequency network trading include:

• Configure 'tuned' for low latency
• Query and maximize ethernet card transmit/receive ring buffers using ethtool and configuration tools
• Disabling interrupt coalescing on network cards to minimize latency
• Balancing network interrupts over cpu cores, PCIe busses and cpu sockets
• Use 'tc' (traffic control) to query retransmitted network packets
• Increase ethernet txqueuelen so packet retransmits are minimized
• Tune sysctl variables such as net.core.{rmem_max,rmem_default,netdev_max_backlog,netdev_budget,netdev_budget_usecs}
• Monitor /proc/net/softnet_stat to see if the kernel is running out of time to process received network packets We are a company committed to creating diverse and inclusive environments where people can bring their full, authentic selves to work every day.

We are an equal opportunity/affirmative action employer that believes everyone matters. Qualified candidates will receive consideration for employment regardless of their race, color, ethnicity, religion, sex (including pregnancy), sexual orientation, gender identity and expression, marital status, national origin, ancestry, genetic factors, age, disability, protected veteran status, military or uniformed service member status, or any other status or characteristic protected by applicable laws, regulations, and ordinances. If you need assistance and/or a reasonable accommodation due to a disability during the application or recruiting process, please send a request to HR@insightglobal.com.

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https://insightglobal.com/workforce-privacy-policy/. Skills and Requirements 5+ years of RHEL experience, including with RHEL 10 3+ years of networking experience