Mar 16, 2022

Senior Network Engineer

  • ThinkMarkets
  • Chicago, Illinois, United States
Full time Network Engineer

Job Description

ThinkMarkets is a global online brokerage firm, specializing in providing multi-asset trading solutions to thousands of clients around the world. With our flagship ThinkTrader platform, we allow our clients to trade the world 24-hours a day. Our mission is to disrupt the brokerage industry by allowing access to global markets and thousands of products to allow our clients to trade the world in the palm of their hand. We use the latest technologies to give traders seamless access to our proprietary trading platforms. Our Chicago office is in the heart of the financial district in the Loop, and is made up by our Leadership, IT, Analytics, and R&D teams.  

We are seeking a Senior Network Engineer to join our rapidly growing global workforce in Chicago. In this role you will be responsible for the development and maintenance of a state of the art, highly available, trading network. Your daily activities will consist of tuning the network for optimal latency and availability while supporting the needs of the business.


  • Participate as a member of the Global Infrastructure team tasked with the defining and implementing cutting edge technology solutions across the firm
  • Develop standards for firmwide infrastructure solutions for a global brokerage firm
  • Work with vendor support teams to remotely install and configure L2/L3 switches, routers, and firewalls
  • Manage dedicated connectivity between public and private clouds
  • Evaluate and recommend tools to increase firm’s productivity
  • Lead global network architecture discussions
  • Measure and optimize network performance for customer facing applications
  • Evaluate and recommend changes to processes to increase team productivity
  • Work with business partners to meet needs for systems availability, disaster recovery, and security
  • Setup fully audited change control for network configuration changes
  • Monitor network performance to prevent bottlenecks and application slowdowns
  • Develop and deploy solutions to maintain systems availability
  • Provide technical support and guidance to fellow team members
  • Participate in patch management and vulnerability mitigation
  • Tune network for optimal performance


  • 5+ years of experience working as a Network Engineer
  • Expert level knowledge of tuning dynamic routing protocols (BGP, OSPF, EIGRP)
  • Experience support VPN infrastructure over various mediums (MPLS, P2P, etc.)
  • CCIE certification or relevant level of experience
  • Experience with Cisco NX-OS, IOS, ASA, and FirePower platforms
  • Must understand first hop redundancy technologies (HSRP, VRRP, GLBP)
  • In-depth understanding of the TCP/IP network stack and the ability to troubleshoot network related issues using relevant tools (wireshark, tcpdump, etc.)
  • Advanced proficiency with FCoE, iSCSI or Fibre networks
  • Proven experience supporting a latency sensitive global network
  • Excellent written and verbal communication skills
  • Passion for collaboration and proven success in a fast-paced work environment
  • Experience with VMware NSX or other SDN platforms a plus

Our Benefit Offerings:

  • Medical, Dental, and Vision coverage available
  • Employer-Paid Short-Term Disability and Life Insurance
  • Pre-Tax Transit deduction options
  • Global Employee Assistance Program
  • 401k and Roth 401k (retirement planning) options available and competitive company match
  • Generous Paid Holidays
  • Monthly gym reimbursement
  • Fresh beverages and snacks in office