Senior Network Engineer

TMX Group • Vancouver, BC

1d • Hybrid

About The Position

Venture outside the ordinary - TMX Careers The TMX group of companies includes leading global exchanges such as the Toronto Stock Exchange, Montreal Exchange, and numerous innovative organizations enhancing capital markets. United as a global team, we’re connecting cross-functionally, traversing industries and geographies, moving opportunity into action, advancing global economic growth, and propelling progress. Through a rich exchange of ideas, meaningful collaboration, and a nimble operating model, we're powering some of the nation's most critical systems, fueling capital formation and innovation, bringing increased opportunity to business visionaries, product ingenuity to consumers, and career exploration to our team. Ready to be part of the action? We are seeking a highly skilled and motivated Senior Network Engineer with 7+ years of experience to join our dynamic infrastructure team. In this full-time role, you will be an integral member responsible for implementing, maintaining, and supporting our mission-critical network infrastructure. With a focus on Multicast, Cisco datacenter technologies, F5 LTM/APM, FortiGate firewalls, and wireless, you will contribute to the development of resilient, scalable, and secure solutions that power our business. The ideal candidate is a proactive problem-solver with a minimum of 7 years of hands-on experience in large-scale, mission-critical networks. This role requires a solid background in data center technologies, firewalls, load balancers, and wireless technologies. You will support our current infrastructure and will participate in a 24/7 on-call rotation to ensure the stability of our critical applications.

Requirements

• Bachelor’s degree in Information Technology, Computer Science, or a related field.
• 7+ years of experience in a network engineering role, with a focus on operations.
• Hands-on experience with Cisco ACI datacenter technology.
• Expert-level knowledge of routing and switching protocols (TCP/IP, BGP, OSPF, EIGRP, Spanning Tree).
• Experience with Multicast networking (PIM-SM, IGMP, MSDP) and Cisco wireless technologies.
• Extensive hands-on experience with Cisco enterprise-grade hardware (Nexus, Catalyst) and NX-OS/IOS.
• Proven experience with firewall administration and policy management, as well as F5 LTM/APM and Single Sign-On (SSO) integrations.
• Experience with SAN technology (Cisco or Brocade).
• Cisco CCNP Datacenter or CCNP Enterprise certification.
• Excellent communication and documentation skills, with proficiency in tools like Visio or Lucidchart.

Nice To Haves

• Cisco CCIE or Fortinet NSE 4+ certification (or actively working towards).
• Cloud certifications (e.g., AWS Certified Solutions Architect Associate).
• Any scripting experience (Python, Ansible, or Terraform).

Responsibilities

• Act as part of a team of network engineers in the day-to-day operations and 24/7 support of our global enterprise network, ensuring service level agreements (SLAs) and uptime targets are met.
• Provide support for Datacenter, Campus, SAN, and Wireless infrastructure.
• Serve as the top-tier technical escalation point for troubleshooting and resolving complex, high-priority network incidents.
• Engineer, implement, and optimize routing protocols (BGP) and switching environments to improve network efficiency and reduce latency.
• Develop and maintain network automation scripts using Python, Ansible, or similar tools to standardize configurations and automate repetitive operational tasks.
• Manage and maintain network security infrastructure, including firewalls (Cisco ASA, Fortinet, AWS Native FW), VPNs, and NAC solutions (Cisco ISE).
• Oversee the performance and capacity of the network, utilizing monitoring tools like SolarWinds, Splunk, and Wireshark to proactively identify and address potential issues.
• Lead network-related projects, from planning and design to implementation and post-deployment support.
• Mentor and train junior engineers on advanced troubleshooting techniques, network protocols, and operational best practices.
• Create and maintain comprehensive documentation, including network diagrams, standard operating procedures (SOPs), and knowledge base articles.
• Participate in an on-call rotation to provide after-hours support for critical workloads.

Benefits

• Wellness
• Cloud-first and hybrid workstyle
• Generous time-off and leaves

What This Job Offers

• Job Type: Full-time
• Career Level: Senior