Jane Street is hiring a Senior Network Engineer in Network Engineering — Singapore. The overview below is synthesized from the employer posting on janestreet.com: factual requirements and scope are preserved, but prose is rewritten with editorial context. Verify details and apply via the employer link.
About the Position
Company context from the listing:
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
If you have a passion for innovating within a complex network ecosystem, enjoy building scalable systems and documentation structures and are curious about how AI can refine network operations, this role provides a platform to make a significant impact at Jane Street. We look forward to learning from your expertise and unique perspective.
About You
Company context from the listing:
- 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.
Build a standout application
For the Senior Network Engineer at Jane Street, reviewers look for concise evidence over buzzwords. Mirror the language of the posting sparingly, quantify support or delivery outcomes, and show how you handled ambiguity, time-zone collaboration and user empathy. Keep your resume to impact, keep your cover note to one page, and link to artifacts — tickets resolved, docs shipped, dashboards owned — that prove you can operate in a fast-moving Web3 team. Prepare to discuss a time you turned a confusing user report into a clear fix and how you measure quality in support and operations.
Web3 hiring values reliability: on-time follow-through, clear writing, and a track record of improving runbooks and tooling. Treat the application as a work sample. For interviews, be ready to walk through how you prioritize across time zones, handle a difficult user, and decide when to escalate versus resolve directly. Show how you document decisions so the next teammate benefits.
In a distributed Web3 org, trust builds through written clarity. Use the cover note to demonstrate it. Add links to public work, keep formatting scannable, and close with a clear ask. Hiring managers skim — make impact obvious in the first half-page.
Career growth in Web3 rewards continuous learning. Follow protocol changelogs, practice with testnets, and contribute to open issues. Small, consistent contributions compound into credibility more than one-off credentials.