Senior Network Administrator

Senior Network Administrator Your Moneris Career – The Opportunity The Senior Network Administrator will play a key role in designing, implementing, securing, and supporting enterprise network infrastructure across data centers, LAN, WAN, IoT, wireless, cloud, and edge environments. This position is responsible for ensuring highly available, resilient, and secure network services while providing senior-level technical expertise in a highly regulated payments environment. You will have the opportunity to work across network security, cloud connectivity, automation, and infrastructure modernization initiatives that directly support critical business operations. This role offers broad ownership of enterprise networking technologies, including firewalls, load balancing, cloud networking, SD-WAN, and automation tooling, while partnering closely with Information Security, Infrastructure, Cloud, and Application teams. As a senior technical contributor, you'll help shape network strategy, lead complex projects, mentor team members, and play a key role in maintaining secure, scalable, and compliant network services. Additional Role Details Location: You will be based in our Toronto office, balancing in-office collaboration with remote flexibility. Reporting Relationship: You will report to the Manager of Network Infrastructure Posting Type: New Position Salary Range: The expected base salary range for this role is $106,000 - $135,000. Total compensation may also include variable or discretionary incentive components, including but not limited to bonuses and commissions. Individual job offers are determined by various factors, including experience, education, skills, certifications, and other business needs. Your Moneris Career – What you'll do * 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. Your Moneris Career – What you bring Required qualifications * Bachelor's degree in Information Technology, Computer Science, or a related discipline, or equivalent practical experience. * 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. Preferred qualifications * 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. Your Moneris Career – What you get: * At Moneris, we believe in empowering you to succeed—personally and professionally. As part of our team, you'll have access to resources, opportunities, and an inclusive environment that supports your development and career. * Comprehensive Total Rewards Program, including performance-based bonuses, flexible benefits starting from day one, and your choice of a health spending account (HSA) or personal spending account (PSA) * Retirement planning support, with profit-sharing programs including company match and a defined contribution pension plan * Growth & development opportunities, including unlimited access to Coursera, mentorship programs, and an internal gig marketplace * Holistic wellness support, with an Employee & Family Assistance Program, 24/7 virtual healthcare, and workplace wellness initiatives * Flexibility that works for you, including hybrid work arrangements, a Work from Abroad program, and paid time off programs * Recognition and rewards, with company-wide recognition programs, exclusive banking perks from RBC & BMO, and access to great employee discounts We understand that systemic barriers may contribute to imposter syndrome for some candidates. We encourage you to apply even if you do not meet every qualification listed. * #LI-Hybrid * #TECH-IND Note: We welcome and encourage applications from Indigenous peoples, people of colour, people with disabilities, people of all genders, sexual orientation and intersectional identities. AI Disclosure: We may use AI-enabled tools to screen, select, and assess applications. All AI outputs are reviewed and validated by our recruitment team. 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.

Design, implement, and secure enterprise network infrastructure across data centers, cloud, and edge environments. Manage network security controls, automation tooling, and provide technical mentorship to maintain scalable and compliant services.

Requires a Bachelor's degree in IT or Computer Science and over 7 years of experience supporting enterprise network infrastructure. Must have hands-on expertise with Palo Alto, Cisco, Arista, and F5, along with knowledge of regulated environments like PCI DSS.

Identified from the job description. Confirm important requirements above.

• Network Design
• Firewall Management
• Cloud Networking
• SD-WAN
• Network Automation
• Load Balancing
• TCP/IP
• Routing and Switching
• VPN
• DNS/DHCP/IPAM
• PCI DSS Compliance
• Troubleshooting
• F5 Load Balancers
• Software-Defined Networking Wide Area Network (SD-WAN)
• Network Infrastructure
• Business Operations
• AWS Networking
• Resilience
• Infrastructure Security
• Artificial Intelligence
• Amazon Web Services
• Automation
• Microsoft Azure
• Border Gateway Protocol
• Cisco Certified Internetwork Expert
• Cisco Certified Network Professional
• Complex Networks
• Computer Science
• Information Technology
• Data Centers
• Dynamic Host Configuration Protocol (DHCP)
• Firewall
• Governance
• Scalability
• Internet Protocol Security (IP SEC)
• IP Address Management (IPAM)
• Virtual Private Networks (VPN)
• IT Service Management
• Python (Programming Language)
• Local Area Networks
• Network Security
• Mentorship
• Network Administration
• Open Shortest Path First (OSPF)
• Operational Excellence
• Operations
• Payment Card Industry (PCI) Data Security Standards
• Ansible
• Tooling
• Troubleshooting (Problem Solving)

• Technology
• Security & Safety
• Engineering
• Network Administrator
• Systems Aministrators
• Network and Computer Systems Administrators

Minimum education

Bachelor’s degree

Minimum experience

5+ years

Posting language

English

Working hours

40 hours per week