Designs, deploys, operates, and optimizes low-latency research, enterprise, and trading networks. Responsibilities include troubleshooting complex network, hardware, cabling, and optics issues; developing Python automation and monitoring tools; maintaining networking standards; ensuring scalability and reliability; and guiding teams on networking protocols and infrastructure strategy.
Radix Trading is seeking an experienced Network Engineer to design, implement, and manage our complex, low-latency network infrastructure. In this pivotal role, you will operate with a high degree of independence to ensure the reliability, performance, and optimization of our global network. The ideal candidate has deep expertise in networking within fast-paced trading environments and excels at solving challenging technical problems at scale.
Responsibilities:
- Oversee the architecture, design, and strategy for research, enterprise and trading networks.
- Lead the design and deployment of trading network infrastructure, ensuring optimal performance and low latency.
- Troubleshoot complex network issues, ensuring minimal disruption to trading activities.
- Collaborate with internal teams to ensure network systems meet trading application requirements.
- Maintain and improve networking standards across the organization, adhering to best practices and regulatory requirements.
- Work with remote datacenter teams to troubleshoot complex hardware, cabling, and optics issues
- Develop scripts and tools for network automation and monitoring
- Lead initiatives to ensure network scalability and performance in line with business goals.
- Provide expert guidance on networking protocols.
Skills & Qualifications:
- Expert knowledge of networking and TCP/IP protocols.
- Experience with vendor hardware and operating systems, including Arista, Cisco, and Juniper
- Proficiency in Python scripting for network automation.
- Strong knowledge of Unix/Linux network stack and command line tools. Experience with multicast design, especially in high-performance trading environments.
- Trading network experience is highly desired.
- Results-oriented, highly flexible, team player.
- Strong problem-solving skills and the ability to lead network projects.
Similar Jobs
AdTech
Designs, deploys, maintains, and troubleshoots enterprise LAN, WAN, wireless, firewall, load-balancing, and data center networks. Evaluates network performance, plans infrastructure improvements, resolves complex Tier 3 issues, supports client projects, documents architectures, coordinates with vendors, evaluates tools, and mentors junior engineers. Provides on-call production support and may work nights, weekends, and holidays.
Top Skills:
BgpBroadbandCcnaCcnpCiscoCisco PlatformsDhcpDnsDs3EigrpEthernetFirewallsHsrpInfobloxLanLoad BalancersMplsNetscalerPalo AltoRoutersSwitchesTacacs+Tcp/IpVlanVpnWanWeb FilteringWireless Access PointsWireless Networks
.png)
Cloud • Information Technology
Participates in AHEAD’s associate development program, beginning with three months of network training before supporting client projects. Collaborates across teams, analyzes technical issues, recommends solutions, manages competing priorities, and delivers projects on schedule. Requires infrastructure experience, technical education or equivalent training, data center knowledge, U.S. work authorization, and willingness to travel more than 50%. Preferred certifications include CCENT, CCNA, Network+, Server+, Security+, VCTA, and CCA-V.
Top Skills:
AnalyticsAutomationCloud InfrastructureData CentersNetwork InfrastructureSoftware Delivery
Information Technology • Software • Consulting
Provides Tier 2 network support for classified and unclassified Executive Airlift Communications Network systems supporting U.S. military missions. Configures, monitors, troubleshoots, upgrades, and replaces LAN/WAN infrastructure, gateways, integration lab systems, and security tools. Performs network installations, transitions, compliance reporting, trend analysis, and STIG implementation in coordination with DoD cybersecurity organizations. Requires U.S. citizenship, TS/SCI clearance, DoD experience, networking certifications, and on-site work at Scott Air Force Base.
Top Skills:
Disa StigsLan/WanServicenowSolarwindsSplunk
What you need to know about the Chicago Tech Scene
With vibrant neighborhoods, great food and more affordable housing than either coast, Chicago might be the most liveable major tech hub. It is the birthplace of modern commodities and futures trading, a national hub for logistics and commerce, and home to the American Medical Association and the American Bar Association. This diverse blend of industry influences has helped Chicago emerge as a major player in verticals like fintech, biotechnology, legal tech, e-commerce and logistics technology. It’s also a major hiring center for tech companies on both coasts.
Key Facts About Chicago Tech
- Number of Tech Workers: 245,800; 5.2% of overall workforce (2024 CompTIA survey)
- Major Tech Employers: McDonald’s, John Deere, Boeing, Morningstar
- Key Industries: Artificial intelligence, biotechnology, fintech, software, logistics technology
- Funding Landscape: $2.5 billion in venture capital funding in 2024 (Pitchbook)
- Notable Investors: Pritzker Group Venture Capital, Arch Venture Partners, MATH Venture Partners, Jump Capital, Hyde Park Venture Partners
- Research Centers and Universities: Northwestern University, University of Chicago, University of Illinois Urbana-Champaign, Illinois Institute of Technology, Argonne National Laboratory, Fermi National Accelerator Laboratory
