Network Security Engineer — Design, Deploy & Protect

Janestreet; New York (NY); On-site; USD 120,000 - 160,000; Full time

Job summary

Janestreet is seeking an experienced Network Engineer to enhance network security infrastructure through design, operations, and implementation. Candidates should have 7+ years of experience in networking, including expertise with firewalls and routing protocols.

The role involves collaboration with teams across the firm to support and improve network processes, requiring strong communication skills and analytical thinking.

Join us for a dynamic work environment that values continuous improvement and innovation.

Qualifications

• 7+ years of experience operating and deploying network infrastructure.
• Strong understanding of firewall hardware architecture.
• High capacity to learn and adaptable to change.

Responsibilities

• Work closely with Network Engineering for security infrastructure
• Manage network segmentation and security processes
• Evaluate and test new network security platforms

Skills

Routing and network protocols (OSPF, BGP, PIM‑SM)

Troubleshooting transport protocols (TCP/UDP)

Firewall configuration and troubleshooting

Public Key Infrastructure understanding

Modern encryption techniques

Programming proficiency

Network segmentation management

Collaboration skills

Job description

Janestreet is seeking an experienced Network Engineer to enhance network security infrastructure through design, operations, and implementation. Candidates should have 7+ years of experience in networking, including expertise with firewalls and routing protocols.

The role involves collaboration with teams across the firm to support and improve network processes, requiring strong communication skills and analytical thinking.

Join us for a dynamic work environment that values continuous improvement and innovation.