<p>This job posting is for a current contract vacancy with our client. We are looking for a hands-on Infrastructure Systems Administrator to support and maintain enterprise IT systems across a North American environment. This role is ideal for someone who enjoys solving complex technical issues, working across infrastructure technologies, and contributing to large-scale enterprise initiatives. You will play a key role in maintaining core systems, supporting infrastructure operations, and helping drive modernization initiatives including ERP and enterprise platform migrations.</p><p><br></p><p><strong>Key Responsibilities</strong></p><ul><li>Provide day-to-day support for enterprise IT infrastructure, including servers, user accounts, and core services.</li><li>Act as a Tier 2 escalation point, troubleshooting infrastructure issues and supporting both in-house and remote users across Canada.</li><li>Install, maintain, and support systems across Canada and the U.S. while ensuring adherence to IT standards and best practices.</li><li>Monitor infrastructure alerts and maintain accurate documentation for incidents, requests, and resolutions.</li><li>Collaborate with infrastructure teams including systems, networking, virtualization, and backup to resolve issues and support technical initiatives.</li><li>Participate in enterprise technology projects, including ERP migrations and IT platform modernization.</li><li>Perform infrastructure lifecycle management, including server builds, OS upgrades, vulnerability remediation, and hardware replacements.</li><li>Assist with automation and scripting efforts to improve operational efficiency.</li><li>Occasionally provide onsite infrastructure or network support within the GTA when required.</li></ul><p><br></p>