Network Infrastructure Analyst

Harris Rebar; Canada; On-site; CAD 90,000 - 110,000; Full time

Job summary

Nucor Rebar Fabrication is seeking a Network Infrastructure Analyst to ensure secure, reliable network and systems infrastructure across local and remote environments. The role covers hands-on network and security administration, server and cloud duties, and on-call support.

You will maintain documentation, support projects, and contribute to incident response. Key responsibilities include firewall management, network availability, and infrastructure administration across on-prem and remote

Qualifications

• University degree or college diploma in Computer Science, Information Technology, or related field.
• Five or more years of direct experience in network, infrastructure, systems administration, or related role.
• Strong hands-on experience with Palo Alto firewalls in an enterprise environment.
• Proficiency with TCP/IP, DNS, DHCP, LAN/WAN, VLANs, routing, switching, wireless networking, VPNs, and troubleshooting.
• Working knowledge of Microsoft infrastructure and cloud technologies (AD/Entra ID, Azure, M365, Intune).

Responsibilities

• Administer, troubleshoot, and optimize Palo Alto firewalls and security policies.
• Manage LAN/WAN, VPN, DNS, DHCP, and related network equipment.
• Deploy and maintain on-premises and remote servers using VMware ESXi and Hyper-V.
• Provide technical support via multiple channels and document solutions.
• Participate in incident response and on-call support, with a focus on reliability and recoverability.

Skills

Analytical thinking

Problem-solving

Documentation

Communication

Education

Bachelor's degree in Computer Science/Information Technology

Tools

Palo Alto firewalls

VMware ESXi

Microsoft Hyper-V

Azure AD / Entra ID

Microsoft 365/Exchange

SharePoint

Job description

Purpose: The Network Infrastructure Analyst is responsible for the secure, reliable, and efficient operation of network and systems infrastructure across local and remote environments. This role combines hands-on network and security administration with server, storage, virtualization, Microsoft 365, cloud, backup, monitoring, documentation, and end-user support responsibilities. The successful candidate will act as a technical resource for the IT team, support projects and operational improvements, and participate in incident response and on-call support.

Key Responsibilities

Network Security and Palo Alto Firewall Administration

• Administer, maintain, troubleshoot, and optimize Palo Alto Networks firewalls, including security policies, NAT, VPN connectivity, content and URL filtering, threat prevention, logging, alerting, and rule-base hygiene.
• Monitor and respond to security events and automated alerts; investigate potential threats, determine appropriate remediation, document findings, and escalat when required.
• Support network security controls including intrusion detection and prevention, secure remote access, segmentation, network access control, and conditional access.
• Coordinate changes and projects with internal network and security teams while serving as the local hands-on technical resource.
• Maintain accurate firewall, network, security, and recovery documentation, including configurations, procedures, diagrams, troubleshooting records, and vendor information.

Network Administration and Availability

• Manage and support LAN, WAN, wireless, VPN, MPLS, VLAN, DNS, DHCP, TCP/IP, routing, switching, access points, communication links, and related network equipment.
• Monitor network and system performance, availability, and capacity; identify risks and opportunities to improve reliability, security, speed, scalability, and recoverability.
• Diagnose and resolve complex connectivity and performance issues affecting servers, workstations, production/process/OT endpoints, and remote sites.
• Respond promptly to outages and incidents to minimize downtime and maintain business continuity.

Infrastructure, Systems, and Cloud Administration

• Deploy, administer, and maintain physical and virtual servers in on-premises and remote environments using VMware ESXi and Microsoft Hyper-V.
• Administer enterprise storage, SAN infrastructure, system backups, recovery processes, security updates, and data availability controls.
• Support Active Directory, Microsoft Entra ID/Azure AD, identity synchronization, single sign-on, Conditional Access, Privileged Identity Management, entitlement management, user provisioning, Microsoft Intune, Microsoft 365/Exchange, SharePoint, Azure, Citrix Virtual Apps and Desktops, SQL, and utility servers.
• Support core and division technologies including network printing, camera systems, telephone and Teams Phone services, site backup systems, and custom division applications and sites.
• Assist with server and data migrations, including migration of appropriate server-based data to SharePoint.

Operational Support and Continuous Improvement

• Provide technical support through phone, email, chat, ticketing systems, onsite service, and remote support channels.
• Monitor systems-management alerts, determine the most effective resolution, and implement repairs, upgrades, and improvements that maintain system performance and availability.
• Evaluate operational needs; research and recommend products, services, protocols, and standards; plan and deliver assigned infrastructure and security projects.
• Diagnose technical problems, document reusable solutions, identify incident trends, and recommend preventive or corrective actions.
• Act as a technical resource to teammates and end users; provide clear technical guidance, training, and knowledge transfer.
• Provide backup support for other IT operations roles and mentor or train team members when required.
• Work independently, prioritize competing assignments, make sound judgments during incidents, and coordinate work with internal teams, vendors, and external support providers.

Minimum Qualifications and Education Requirements

• University degree or college diploma in Computer Science, Information Technology, or a related field, or an equivalent combination of education and relevant technical experience.
• Five or more years of direct experience in network, infrastructure, systems administration, or a closely related technical support role.
• Strong hands‑on experience administering and troubleshooting Palo Alto Networks firewalls in an enterprise environment.
• Solid knowledge of security principles and controls, including firewall policy management, VPNs, intrusion prevention/detection, network segmentation, logging, alert response, content filtering, secure access, and incident troubleshooting.
• Proficiency with TCP/IP, DNS, DHCP, LAN/WAN, VLANs, routing, switching, wireless networking, VPNs, and network troubleshooting.
• Experience configuring and managing virtual environments, servers, enterprise storage, backup, and recovery systems.
• Working knowledge of Microsoft infrastructure and cloud technologies, including Active Directory, Microsoft Entra ID/Azure AD, Microsoft 365/Exchange, SharePoint, Azure, and Intune.
• Excellent analytical, problem‑solving, documentation, and troubleshooting skills.
• Strong written and verbal communication skills, with the ability to explain technical and non‑technical information to end users, teammates, stakeholders, and vendors.
• Ability to adapt to change, learn and implement new technologies, and manage multiple priorities with minimal direction.

Preferred Experience and Certifications

• Palo Alto Networks certification or equivalent demonstrable firewall administration expertise.
• Relevant certifications such as CCNA, CCNP, CompTIA Network+, CompTIA Security+, Microsoft, VMware, or equivalent.
• Experience with Cisco routers and switches, Cisco HyperFlex, network access control, Citrix, Fortinet or Teams Phone systems, SQL, camera systems, and OT or production network environments.
• Experience supporting multiple locations, product groups, or divisions and coordinating work with remote IT teams.

Special Demands

• Work overtime and/or weekends when required to support incidents, maintenance, projects, or business operations.
• Provide onsite hands‑on support and act as a liaison for remote IT teams at the division’s physical location.
• Follow all applicable safety requirements while working in office, data centre, production, and operational environments.

Salary Range: $90,000 - $110,000 CAD annually.

Use of AI in Our Hiring Process: Our recruitment team may use AI-assisted tools to help identify and review candidate applications based on job-related requirements and qualifications. All hiring decisions are made by humans.

Existing Vacancy: This job posting is for an existing vacancy