Back
Experienced Technology

Network Engineer

Chicago

Optiver’s industry-leading proprietary trading systems depend on reliable and scalable networks to allow our traders and engineers to communicate to help us support the financial markets. From day one, you’ll play a key role on our Network Engineering team and will focus on the build and growth, daily operations, troubleshooting and monitoring of our globally distributed network. If you’re looking to work in a challenging international environment and have a passion for solving problems, then you could be the Network Engineer we’re looking for.

Who we are:

Optiver is a tech-driven trading firm and leading global market maker. As one of the oldest market making institutions, we are a trusted partner of 50+ exchanges across the globe. Our mission is to constantly improve the market by injecting liquidity, providing accurate pricing, increasing transparency and acting as a stabilizing force no matter the market conditions. With a focus on continuous improvement, we participate in the safeguarding of healthy and efficient markets for everyone who participates.

Optiver Chicago’s culture parallels the energetic city we’re immersed in. Home to the Chicago Board of Trade, Chicago Board Options Exchange, and Chicago Mercantile Exchange, Chicago has established itself as the trading capital of the US. Active on leading US exchanges, Optiver’s Chicago office trades a wide range of products from listed derivatives to cash equities, ETFs, bonds and foreign exchange.

What you’ll do:

Optiver’s enterprise networks can be the difference between our traders, users and engineers being able to perform at the best of their ability or not. Optiver’s bespoke infrastructure requires diverse network engineering experience, from low-latency, data center and WAN/LAN technologies to enterprise security and wireless connectivity.

  • Deploy, monitor, troubleshoot and manage our network infrastructure
  • Develop our connectivity between our international offices and advise on data center design
  • Develop an enterprise network architecture to support engineers and users that connect to our systems (including via VPN devices)
  • Upgrade our network backbone to higher bandwidth
  • Develop our LAN network and plan out Wi-Fi Access Points
  • Identify, recommend and implement network system optimizations
  • Assist with planned maintenances (migrations, expansions, hardware and software upgrades)
  • Provide technical expertise and support to a high frequency trading floor in a competitive market-making environment
  • Contribute to capacity planning and traffic flow optimization
  • Help push us towards intelligent automation
  • Tackle technical debt while removing complexity

Who you are:

  • Experience designing, implementing and supporting networks using L1/L2/L3 networks and technologies
  • Strong network and performance monitoring skills and knowledge of network capacity planning
  • Experience working across LAN and global WAN networks
  • Cisco and Arista network equipment experience preferred
  • Experience troubleshooting network transport protocols – TCP/UDP
  • Deep understanding and experience with routing protocols (such as OSPF, BGP) and network protocols (such as Multicast, Spanning Tree, HSRP)
  • Network Automation experience with strong Python scripting experience preferred
  • Networking monitoring and alerting systems experience
  • A belief that good documentation helps successful project delivery
  • A drive for improvement and motivation to push through friction

What you’ll get:

  • Work alongside best-in-class professionals from over 40 different countries
  • Performance based bonus structure that is unmatched anywhere in the industry. We combine our profits across desks, teams and offices into a global profit pool fostering a truly collaborative environment to work in
  • Ownership over initiatives that directly solve business problems

Alongside this, you will get great other benefits, such as 25 paid vacation days and market holidays, fully-paid commuting expenses and health insurance, daily breakfast and lunch, training opportunities, 401(k) match up to 50% and charitable match opportunities, regular social events and clubs, and many more.

Experienced Technology Chicago
Careers

Related vacancies

  • Technology

    FPGA Engineer

    Hardware Engineers at Optiver build hardware-based trading systems ranging from low latency algorithms to high bandwidth computation. They are responsible for owning all aspects of the development process from ideation to implementation creating bespoke solutions to our complex trading problems. Their systems have little room for failure which add to the stability of the market, […]

    Learn more
    Chicago
  • Technology

    Windows Operations SRE

    Our Enterprise Infrastructure team is responsible for Storage, our Fibre Channel Network, our VMware environment, back-up systems and all Windows Servers. They are adept at taking industry solutions and customizing them to create a best-in-class infrastructure. You will help enable our technology evolution while ensuring the availability and performance of our systems. We are looking […]

    Learn more
    Amsterdam
  • Technology

    Software Engineer Spring Internship 2023

    Please note in order to be eligible for this role you will need to be graduating in 2024 Get ready for eight weeks immersed in the fast-paced, dynamic world of market making. As Optiver's Software Engineer Spring Intern, you'll fully own projects that directly impact Optiver's world-class trading systems. Experience the thrill of tight feedback […]

    Learn more
    Amsterdam
  • Technology

    2024 Tech Graduate & Intern – Expression of Interest

    Our formal applications for our 2023 Software Engineer and Summer 2023 Software Engineer Intern positions are closed. However, we’d love to stay in touch for 2024 full-time and internship opportunities! Register below to join our talent community and be the first to know when our 2024 roles open. We'll keep you updated on upcoming opportunities […]

    Learn more
    United States
  • Technology

    IT Developer Summer Internship

    WHO WE ARE Optiver is a tech-driven trading firm and leading global market maker. For over 35 years, Optiver has been improving financial markets around the world, making them more transparent and efficient for all participants. With more than 1,600 employees in offices around the world, we’re united in our commitment to improve the market […]

    Learn more
    Shanghai
  • Technology

    Research Engineer

    Optiver’s Futures Trading team is looking for Research Engineers to build our large-scale research infrastructure. This infrastructure will facilitate an active machine learning pipeline for feature engineering, modelling, back-testing, and simulation. Research Engineers collaborate with traders and researchers as thought partners to develop, evaluate, and optimize new pricing features for model training and matching engine […]

    Learn more
    Austin
  • Technology

    Principal Software Engineer

    Optiver leverages technology to solve a variety of complex problems: optimising for scarce bandwidth, responding to market events with nanosecond speed, automatically pricing complex sets of financial instruments with extremely low error tolerance, and analysing huge volumes of data. Our systems are built to add to the stability of the market, not detract from it; […]

    Learn more
    Amsterdam
  • Technology

    Software Engineer Summer Internship 2023

    Please note in order to be eligible for this role you will need to be graduating in 2024 Get ready for eight weeks immersed in the fast-paced, dynamic world of market making. As Optiver's Software Engineer Summer Intern, you'll fully own projects that directly impact Optiver's world-class trading systems. Experience the thrill of tight feedback […]

    Learn more
    Amsterdam
  • Technology

    Python UX Developer

    Optiver are looking for a skilled Python Developer to design, develop and implement solutions for our Trading teams in Amsterdam and globally. The successful Engineer will bring a strong technical capability as well as an approach that will enable them to integrate with our high-paced trading teams, to disseminate requirements and create innovative visualizations and […]

    Learn more
    Amsterdam
  • Technology

    IT FPGA Summer Internship

    WHO WE ARE Optiver is a tech-driven trading firm and leading global market maker. For over 35 years, Optiver has been improving financial markets around the world, making them more transparent and efficient for all participants. With more than 1,600 employees in offices around the world, we’re united in our commitment to improve the market […]

    Learn more