Network Engineer

About the Company

Founded in 1980 as Aardvark Financial, TransMarket Group (TMG) is a privately held global markets proprietary trading firm in Chicago. We use next-generation technology to capture opportunities around the world and manage risk in financial markets.

Responsibilities

• Design network solutions for TMG’s automated trading infrastructure
• Implement and maintain a high availability, low latency network infrastructure
• Troubleshoot network and network related issues
• Collaborate with other team members on new technology solutions
• Work with other teams within the firm to address technological issues
• Proactively monitor the network and provide capacity planning
• Participate in the on-call support rotation and some weekend work
• Mentor junior engineers from a technical perspective

Requirements

• Seasoned engineer, ideally with a CCIE
• Experience building and maintaining production financial/trading networks
• Experience with multicast and unicast routing protocols (TCP/IP, PIM, BGP, OSPF)
• Experience with the design, deployment, and operation of modern IP multicast networks
• Working knowledge of low latency networking concepts
• Experience with firewall administration and site to site VPN
• Hands-on experience for data center work
• Deep understanding of the TCP/IP stack
• Experience with packet capture and tcpdump analysis tools
• Knowledge of high accuracy timing protocols
• Experience with network management software and tools
• Scripting language experience such as Python for network automation, testing, and troubleshooting
• Effective communication and interpersonal skills