Enterprise Network Engineer: Cloud & Security

EllisDon; Mississauga; On-site; CAD 159,000 - 173,000; Full time

Job summary

EllisDon in Mississauga is seeking a Network Engineer to join our enterprise IT team. You will configure and maintain secure network infrastructures across offices, data centers, and job sites, including Palo Alto NGFWs, Zscaler, Cisco switching, WLAN/WLC, and Azure networking.

You will collaborate with Security Operations and Systems teams to implement resilient networks, monitor performance, and drive network modernization projects with a focus on inclusive diversity and learning.

Qualifications

• 3–5 years of hands-on experience in enterprise network administration or engineering.
• Working knowledge of Palo Alto NGFWs and centralized management (Strata Cloud Manager / Panorama).
• Solid Cisco switching experience — VLANs, trunking, QoS; familiar with OSPF/BGP.
• Experience with enterprise WLAN deployment and RF troubleshooting.
• Knowledge of Azure networking components (vNet, NSG, VPN, WAF).
• Vulnerability management experience with InsightVM in partnership with SecOps.

Responsibilities

• Configure and maintain Palo Alto NGFWs and manage SCM for segmentation and threat prevention.
• Administer Zscaler Private Access (ZPA) and related ZIA/ZDX tasks.
• Administer Cisco switching across offices, data centers, and job sites.
• Support enterprise WLAN (WLC, AP deployment, site surveys) for coverage and performance.
• Design and manage Azure networking (vNets, NSGs, VPN gateways, Load Balancers, WAFs).
• Implement SSL/TLS decryption on NGFWs for deep traffic visibility.
• Manage NAC with Aruba ClearPass (802.1X, TACACS+).
• Monitor network performance, troubleshoot, and resolve incidents within SLA.
• Onboard new job sites/offices with switch/firewall deployment and zero-touch provisioning.
• Collaborate with Systems, Cloud, Security, and Service Delivery teams on projects.
• Partner with SecOps on vulnerability remediation using InsightVM.
• Maintain network documentation and diagrams.

Skills

Palo Alto NGFWs

Zscaler ZPA

Cisco switching

WLAN/WLC

Azure networking

Aruba ClearPass

Rapid7 InsightVM

Security collaboration

Network monitoring

Documentation

Education

Bachelor’s degree in Computer Science/IT

Tools

Strata Cloud Manager

Panorama

SolarWinds

Wireshark

Zabbix

Rapid7 InsightVM

Aruba ClearPass

Job description

EllisDon in Mississauga is seeking a Network Engineer to join our enterprise IT team. You will configure and maintain secure network infrastructures across offices, data centers, and job sites, including Palo Alto NGFWs, Zscaler, Cisco switching, WLAN/WLC, and Azure networking.

You will collaborate with Security Operations and Systems teams to implement resilient networks, monitor performance, and drive network modernization projects with a focus on inclusive diversity and learning.