TMX Group in Vancouver, BC seeks a Senior Network Engineer with 7+ years of hands-on experience to join a critical infrastructure team. You will implement, maintain, and support our global network—multicast, data center, and security systems—within a 24/7 on-call rotation. You will work on Cisco ACI datacenter tech, firewalls, load balancers, and wireless, while advancing automation and documenting architectures. A CCNP Datacenter or Enterprise and solid communication skills are essential.