Senior Network Engineer

3 Months ago • 7 Years + • Network Engineering

Job Summary

Job Description

We are seeking a Senior Network Engineer to scale networks, standardize through automation, and leverage AI to improve operations. Responsibilities include collaborating on data center and colocation initiatives, WAN routing optimization, and cross-team design projects. The role involves interfacing with stakeholders, leading reactive support and proactive infrastructure improvements, exploring AI/ML enhancements, and documenting solutions for efficiency. The candidate will be responsible for maintaining high standards for network performance and reliability, collaborating with global teams. A strong understanding of networking protocols and a willingness to automate workflows are crucial.
Must have:
  • 7+ years of experience operating network infrastructure
  • Deep experience with routing and network protocols
  • Comfortable operating in Linux environments
  • Strongly inclined to automate workflows
  • Excellent collaborator and communicator
Good to have:
  • Prior exposure to overlay networks (EVPN, VXLAN)

Job Details

About the Position

We are looking for a Senior Network Engineer who can help us scale our networks to meet increasing business demands, drive standardisation through automation and look for opportunities to leverage AI to improve operations.

Jane Street’s numerous distributed systems run on a multi-vendor, highly available network infrastructure and handle a variety of traffic profiles – from high-speed trading to everyday internet connectivity. A typical day on the Network Engineering team includes:

  • Collaborating on new data centre and colocation initiatives, WAN routing optimisation and other cross-team design projects
  • Interfacing with stakeholders to assess business needs and develop innovative network features/capabilities
  • Leading both reactive support tasks and proactive infrastructure improvements, focusing on thorough documentation to reduce outages and enhance troubleshooting
  • Exploring AI/ML-driven enhancements to streamline operations and continuously improve service quality Using your networking expertise to help us scale our team’s infrastructure at large while maintaining high standards for network performance and reliability
  • Documenting solutions and processes that help the team work more efficiently, using a meticulous attention to detail

About You

  • Have 7+ years of experience operating and deploying network infrastructure, with 3+ years dedicated to ground-up network design
  • Have deep experience with routing and network protocols (OSPF, BGP, PIM-SM) and the troubleshooting of transport protocols (TCP/UDP)
  • Comfortable operating in Linux environments and proficient in at least one programming language
  • Strongly inclined to automate workflows and explore AI/ML approaches to improve efficiency or reduce overhead
  • Eager to produce comprehensive, scalable documentation that benefits the entire team
  • Have a demonstrated ability to balance multiple priorities, switch contexts effectively and maintain a high level of customer service
  • Excellent collaborator and communicator; ready to build strong partnerships with diverse global teams and stakeholders to share your recommendations, issues and outcomes 
  • Have a flexible, reliable mindset and enthusiasm for sharing knowledge with peers
  • Any prior exposure to overlay networks (EVPN, VXLAN) is a plus
  • Fluent in English

If you're a recruiting agency and want to partner with us, please reach out to agency-partnerships@janestreet.com.

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About The Company

Jane Street is a quantitative trading firm with offices in New York, London, Hong Kong, Singapore, and Amsterdam. We are always recruiting top candidates and we invest heavily in teaching and training. The environment at Jane Street is open, informal, intellectual, and fun. People grow into long careers here because there are always new and interesting problems to solve, systems to build, and theories to test.



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