Staff Network Engineer

Technology Operations
Toronto, Ontario, Canada

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Technology Operations
Toronto, Ontario, Canada

We shaped the earliest forms of ad tech, and we’re looking for the technical expertise to help shape its future. Our customers have unique problems that can only be solved at internet scale, and that’s where the technical skills of our team make a real difference.

Our exchange handles over 350 billion requests every day (for comparison Google serves an estimated 9 billion searches a day), all running in our own global data centers. Every member of our technology team has an enormous amount of autonomy in building and managing our systems to support and enable our growing level of scale. Through the transparency of our technology, dedication to innovation and integrity, and long-standing customer relationships, we lead through change.

What’s it like to work at Index?

We have more than 550 Indexers around the globe dedicated to building a safe and transparent marketplace that provides a trusted experience for consumers.

Index is an exciting and fast-paced place to work. We’re built on our values of change, support, learning and teaching, trust, and intention. We pride ourselves on our independence and openness, not only in our technology, but in our teams, too. Our diverse and inclusive culture celebrates how we can leverage our unique differences to help drive Index forward.

Our culture of success is truly supportive and collaborative. In working together across our teams, we’re continually investing in the people and technology to solve the industry’s most complex problems. As we extend the promise of ad tech to every channel, we’re looking for talented engineers to help advance Index, and the industry, forward.

Are you ready to join the programmatic evolution?

Index Exchange funds the open web. Content and journalism across the internet are funded through advertising, and we are the engine that helps to make that happen transparently, safely and efficiently. Handling hundreds of billions of auctions per day within milliseconds requires an intense understanding of the exchange and the ecosystem that we live in.

Our business is growing significantly every year and is poised to grow even faster. Our people and our platforms are the foundation and enabler of that growth. We are significantly expanding our technology teams, and are looking for technologists with a passion for high performance software development, and a drive to deliver software products and platforms that enable and empower industries at a global scale.

About The Role:

We are seeking a seasoned Senior Network Engineer with a proven track record to further the development of our next-generation network architectures. This role will entail designing, deploying, and operating advanced networking solutions with a strong emphasis on high availability, low-latency, and security measures. In addition to working on the development of these architectures, the Senior Network Engineer will play a pivotal role in isolating and diagnosing network issues to ensure optimal performance and reliability.

Index’s scale spans the globe, our transactions happen 24x7 in our global data centers, and every second that passes millions of requests are evaluated across our exchange. In order to achieve our mission, global efficiency and reliability are absolutely key, as every millisecond quite literally counts in our business.

What We’re Looking For:

  • Network troubleshooting to isolate and diagnose network problems
  • Developing technology roadmaps for Data Center and Enterprise Networks.
  • Analyzing business requirements to develop technical network solutions and their framework
  • Developing implementation plans, test plans and project timelines for various projects
  • Working with technology vendors
  • Staying abreast of how technology infrastructures are currently impacting and driving competitors
  • Writing function requirements/specifications documents
  • Enhancing operational efficiency and quality by implementing network automation practices to streamline processes.
  • Solving complex problems with many variables
  • Some international travel may be required
  • Participating in a 24x7 on-call rotation to provide timely response and resolution to network incidents and emergencies

 Here's What You Need:

  • 10+ years’ experience in network design, operations, and support
  • Exceptional written and verbal communication skills
  • Demonstrated expertise in many of the following protocols and technologies: TCP/IP, BGP, IPv6, QoS, Netflow, EVPN, VXLAN, DMVPN, GRE
  • Strong expertise in Routing, Switching, Enterprise, and Data Center networking with Cisco (NXOS, IOS-XE, and IOS-XR) and Arista (EOS) platforms
  • Experience with L4-L7 load balancing solutions, such as Netscalers and HAProxy, Nginx
  • Expertise with Cisco security solutions (ASA, FirePower, Anyconnect), as well as other security vendors such as Palo Alto or Fortinet, demonstrating an understanding of network security principles and technologies
  • Familiarity with network automation using tools such as Ansible, Python, and Nornir to support network provisioning, configuration management, and troubleshooting
  • Understanding of Kubernetes networking concepts and Container Network Interface (CNI) standards
  • Cisco Certified (CCIE, CCNP) in at least one of the following is a plus: Data Centre, Enterprise, Security, DevNet
  • Demonstrated track-record in high availability, high resiliency, low latency, and scale

Why You’ll Love Working Here:

  • Comprehensive health, dental, and vision plans at no cost to you
  • Time off and flexible work schedules
  • Retirement plan with a 5% company match
  • Stock options and equity packages
  • Generous parental leave
  • Monthly wellness stipend plus fitness discounts and quarterly wellness group activities
  • Community engagement opportunities and donation-matching program
  • Annual virtual company retreats and regular community-led team events
  • One day off per year to volunteer 
  • A workplace that supports a diverse, equitable, and inclusive environment – learn more here


Index Exchange is aware that there have been recent scams directed toward candidates regarding job interviews and offers.

Please be vigilant and do not accept interview requests, job offers, or other hiring-related documents from anyone other than our dedicated recruitment team, from the domain of Our interview process consists of several steps, including phone screens and video interviews. We do not conduct interviews via an email questionnaire or request money at any point in the process.

We remain dedicated to resolving this matter and we appreciate your support.

Equal employment opportunity

At Index Exchange, we believe that successful products are built by teams just as diverse as the audience who uses them. As such, we are committed to equal employment opportunities. We celebrate diversity of race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, gender identity or expression, or veteran status. Additionally, we realize that diversity is deeper than any status or classification—diversity is the human experience. For those who show grit, passion, and humility—Index will welcome you.

Accessibility for applicants with disabilities

Index Exchange is committed to working with and providing access and reasonable accommodations to applicants with disabilities. Please let us know if you’d like to request a reasonable accommodation.

Index Everywhere, Index Anywhere

Our corporate headquarters are in Toronto, with major offices in New York, Montreal, Kitchener, London, San Francisco, and many other global cities. As a major global advertising exchange, we are committed to operating as a tightly knit global team and embracing and empowering talent wherever our colleagues may be.