Application Deadline: 12/03/2026 Address: 4100 Gordon Baker Road Job Family Group: Technology The role is crucial for the smooth operation of BMO's network infrastructure. Responsibilities include: The responsibility to maintaining and supporting network systems, troubleshooting issues, and providing technical support to users. Responsibilities also include installing, configuring, and supporting network devices, monitoring network performance, and ensuring system availability and reliability. They also perform network maintenance and system upgrades, provide technical support to staff members, and secure network systems by establishing and enforcing policies. This role is essential for ensuring that the company's network systems are running smoothly and efficiently, which is vital for the organization's overall success and productivity. This position follows a standard Hybrid work schedule of 8:30 a.m. to 4:30 p.m. Currently, two days in the office is required at one of two possible office locations: Barrie or Scarborough. After-hours support is required, including after work from 9:00 p.m. and on weekends to support operational needs and planned activities. Participation in an on‑call rotation is required to provide after‑hours support and respond to critical issues when needed. Key Skills & Experience

7+ years of experience with Checkpoint and Juniper Firewalls and Subject Matter Expert for both Firewalls. Candidate will be the escalation contact for incidents that Level 1 & Level 2 teams could not resolve. 5+ years Routing & Switching: Ability to troubleshoot network connectivity end to end. Cisco, ACI, F5 Load balancers. 5 years of experience with advanced Network & Infrastructure Engineering and Escalation. Expertise includes:



Serves as the highest technical escalation point within NOC operations — covering network infrastructure incidents. Solid expertise with resolving escalated tickets through to resolution, ensuring accurate documentation and timely closure in accordance with SLA requirements. Deep experience with leading troubleshooting and resolution of complex routing, switching, firewall, wireless, VPN, and connectivity incidents. Significant experience with performing advanced troubleshooting using packet analysis, traffic analysis, logs, monitoring data, and network telemetry. Extensive experience with supporting major incident response and lead resolution efforts for major incidents and service‑impacting events, providing technical leadership during outages, migrations, and recovery activities. Experience with Perform root cause analysis (RCA) and develop permanent corrective solutions. 5 years experience with Packet Capture & Protocol Analysis. Core Responsibilities

Serve as the highest technical escalation point within NOC operations — covering network infrastructure incidents. Subject Matter Expert for Checkpoint and Juniper Firewalls. Candidate will be the escalation contact for incidents that Level1 & Level2 teams could not resolve. Own escalated tickets through to resolution, ensuring accurate documentation and timely closure in accordance with SLA requirements. Lead troubleshooting and resolution of complex routing, switching, firewall, wireless, VPN, and connectivity incidents.



Perform advanced troubleshooting using packet analysis, traffic analysis, logs, monitoring data, and network telemetry. Support major incident response and lead resolution efforts for major incidents and service‑impacting events, providing technical leadership during outages, migrations, and recovery activities. Perform root cause analysis (RCA) and develop permanent corrective solutions. Routing & Switching: Ability to troubleshoot network connectivity end to end. Cisco, ACI, F5 Load balancers. Additional Information

Restores service, changes, supports, and handles day‑to‑day activities 7/24/365 required to run the mission critical systems for the company ensuring business service levels are met and environments are managed. Monitors and ensures service restoration of infrastructure, applications (online and offline), and security, while meeting service level agreements. Provides the Help/Service Desk support, as well as coordinates and facilitates Incident Management, deploys changes to the production environment, and engages 3rd party providers contracted to the Bank during an incident. Provides immediate response to production program or system problems. Participates in testing cycles to ensure the ability to deploy and operability of infrastructure and applications. Deploys, implements, provisions applications and infrastructure per deployment plans and infrastructure build guides. Provides technical expertise and oversight on the production floor, understanding the full process requirements (compliance, equipment, regulatory) in order to best understand and resolve production issues. Manages complexity across business value, technology and interaction models. Recommends and i

📌 Senior NOC Escalation analyst, Firewall support (Toronto)
🏢 BMO
📍 Toronto