Jane Street
Network Engineer, Security
New York, New York, United StatesmidAdded 2 days ago
About this role
Join a leading financial services firm as a Network Engineer to design, deploy, and maintain a sophisticated multi-vendor network security infrastructure. You'll work hands-on with firewalls, proxies, and security systems while collaborating globally with teams to enable secure business operations and threat mitigation.
What you'll do
- Design and deploy security perimeter and network infrastructure with the Network Engineering team
- Manage network segmentation, DMZs, and evolving security policies
- Evaluate and test new security platforms in lab environments
- Collaborate with Cybersecurity team on threat detection and vulnerability mitigation
- Work with application owners and traders to securely enable business workflows
- Improve observability, automation, and documentation of network security systems
What they're looking for
- 7+ years network infrastructure operations and deployment
- Routing protocols (OSPF, BGP, PIM-SM)
- TCP/UDP transport protocol troubleshooting
- Firewall configuration, architecture, and performance optimization
- Public Key Infrastructure and encryption technologies
- Overlay networks (EVPN, VxLAN)
- Programming or scripting capabilities
- Analytical thinking and communication
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