Senior Network Engineer

Job Summary:

We are seeking a Senior Network Engineer to join our Chicago team. The individual in this role will design, engineer, monitor, and implement all aspects of our global networks. This role will ensure stability, performance, and reliability of our internal proprietary trading systems using automation and prototyping new designs and implementations. The successful candidate will be a self-starter, have strong sense of ownership, and be driven to provide technical and intellectual solutions to business problems. The ideal candidate should have an interest in finance and an understanding of good design used in trading networks.

Key Responsibilities:

• Operating, monitoring, and enhancing multi-environment global networks, including planning/executing maintenance, redundancy, and expansion objectives
• Providing technical thought leadership in the development of our next-generation networks
• Monitoring and improving network performance, scalability, and latency by performing benchmark evaluations, lab evaluations, and capacity planning reviews
• Diagnosing and resolving complex network issues through technical knowledge, tenacity, creativity, and team collaborations
• Designing and creating solutions for automation, deployments, and diagnostics
• Working with vendors to evaluate and prototype new devices and designs

Required Skills and Experience:

• 7+ years of experience working in the network engineering field
• Demonstrated expertise supporting latency sensitive global networks
• Experience in planning and leading complex network projects involving design, configuration, and implementation of network infrastructure, including routers, switches, load balancers, security, and VPN appliances
• Expert level knowledge of tuning dynamic routing protocols
• Excellent working knowledge and experience with multicast
• Understanding of EVPN VxLAN to create overlay/underlay networks
• Experience supporting Internet infrastructure as in site-to-site VPNs and firewalls
• Designing, building, and managing layer 1 network devices
• Exposure to RF network design with an understanding of the fundamentals
• In-depth understanding of the TCP/IP network stack and the ability to troubleshoot network related issues using relevant tools such as Wireshark, tcpdump, etc.
• Strong scripting ability and automation experience; Python and Ansible strongly preferred
• Prior experience in finance or trading domains is preferred