Impress employers and recruiters.
Choose from hundreds of resume examples.

Target Resume Now

About the Role

The Senior Network Administrator will design, implement, secure, and support enterprise network infrastructure across various environments, ensuring highly available, resilient, and secure network services in a regulated payments setting. This role involves working on network security, cloud connectivity, automation, and modernization initiatives, with broad ownership of networking technologies and close collaboration with other IT teams. The position requires shaping network strategy, leading projects, and mentoring team members.

Responsibilities

Implement and manage enterprise firewall platforms, including rule governance and recertification.
Maintain network security controls, segmentation, IDS/IPS technologies, and compliance requirements.
Design, implement, and support enterprise LAN, WAN, routing, switching, and wireless infrastructure.
Administer load balancing solutions, DNS, DHCP, and IP Address Management (IPAM) services.
Manage SD-WAN, VPN, IPsec, and secure third-party connectivity solutions.
Implement and support cloud and edge networking services across Azure, AWS, and Cloudflare environments.
Develop and maintain network automation using Ansible, Python, and Terraform.
Lead infrastructure projects, provide technical mentorship, and support operational excellence initiatives.

Requirements

7+ years of experience supporting enterprise network infrastructure.
Hands-on experience with Palo Alto Networks, Cisco, Arista, Check Point, F5 load balancers, Cloudflare, and DDI platforms.
Strong knowledge of TCP/IP, DNS, DHCP, VLANs, routing, switching, OSPF, BGP, and VPN technologies.
Experience supporting network operations in regulated environments such as PCI DSS.
Demonstrated expertise troubleshooting complex network and security issues.
Experience with Azure and/or AWS networking services.
Knowledge of SD-WAN, network automation, AI-driven operations, and scripting languages.
Familiarity with ITSM processes and platforms such as ServiceNow.
Industry certifications including CCNP, CCIE, PCNSE, NSE, or equivalent.

Skills

Network security
Cloud connectivity
Automation
Infrastructure modernization
Firewalls
Load balancing
Cloud networking
SD-WAN
Ansible
Python
Terraform
TCP/IP
DNS
DHCP
VLANs
Routing
Switching
OSPF
BGP
VPN technologies
Azure networking
AWS networking
Cloudflare
Palo Alto Networks
Cisco
Arista
Check Point
F5 load balancers
DDI platforms
PCI DSS
ServiceNow

Location

Toronto

Work Type

Hybrid

Experience Level

Senior
7+ years

Education Level

Bachelor's degree in Information Technology, Computer Science, or a related discipline, or equivalent practical experience.

Salary/Compensations

$106,000 - $135,000

About the Company

Moneris is a highly regulated payments environment.

Equal Opportunity

We welcome and encourage applications from Indigenous peoples, people of colour, people with disabilities, people of all genders, sexual orientation and intersectional identities.
We acknowledge that people from equity-deserving groups (including racialized individuals, women, gender diverse individuals, individuals with disabilities, neurodivergent individuals, members of 2SLGBTQIA+ communities and those born outside of Canada) are less likely to apply for jobs unless they feel they meet all the requirements posted. At Moneris, we believe candidates bring experience to their work in many ways. We encourage you to apply and share, in the application form, the transferrable experience you bring, and how this will support your success in this role.