FULLTIME - hybrid remote-friendly

(expected to be local in the Metropolitan Chicago area. 50/50 mix of working from home and working in the Chicago office. Expected to travel locally to Chicago area data centers when necessary.)

Be part of a team that designs, implements, and supports the network infrastructure for the company’s proprietary real-time trading systems with a focus on low latency.

Job Responsibilities:

• Design and implement network solutions based on requirements from business stakeholders - and then own the projects keeping and optimizing high-speed performance.
• Carry out high-level analysis and troubleshooting of the network infrastructure. Work with financial exchanges, brokers, and banks to implement network connectivity in shared colocation facilities
• Respond to network requests, and troubleshoot network failures to diagnose, isolate and resolve complex problems ensuring timely results and minimal disruption of operations and perform network maintenance and system upgrades including patches and hotfixes to address vendor bugs and vulnerabilities
• Monitor system resource utilization, and historical trends, and perform capacity planning
• Participate in team on-call rotation cycle.  Provide technical knowledge needed to ensure safe, effective, and efficient changes to the network infrastructure
• Occasionally travel to our other locations and local travel between the office and NJ area datacenters

Required Qualifications Include:

• Minimum of 4 years in a technical networking environment as a network engineer
• Hands-on knowledge and experience of complex network designs and principles, L2 switching,  dynamic routing (OSPF, BGP, EIGRP), firewalling (ASA, PaloAlto), and VPN (Site-to-Site IPSec)
• Extensive knowledge of network operating systems (IOS / NX-OS / EOS / PANOS based network devices)
• Solid knowledge of multicast and real-time exchange market data feeds
• Ability to troubleshoot network latency and packet drop issues
• Hands-on experience with network monitoring, diagnostic and analytics tools
• Experience with physical planning, implementing, and supporting space, power, and structured cabling within a data center environment

Preferred Skills:

• Hands-on experience with configuration management tools such as Ansible and scripting languages such as Python
• Hands-on experience with cloud services (AWS, GCP)
• Understanding of network time synchronization protocols
• Experience with troubleshooting fiber optic connectivity in and between data center locations is a plus
• Experience working with financial exchanges, brokers, and banks is a plus