74 IT Systems Administration Jobs in Toronto, Canada

Role highlights

• Provide advanced 2nd and 3rd level systems support alongside rotational on-call coverage, liaising directly with external vendors and inter…
• The Systems Engineer is responsible for the management and support of various infrastructure technologies on distributed system platforms.

Role highlights

• Proficiency administering Windows Server environments supporting enterprise or production workloads.
• Support Active Directory, Group Policy, and enterprise application hosting platforms.

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• Responsible for security and patching of the systems.
• Expertise in DNS, Active Directory, SMTP, TLS, load balancing, networking, virtualization, cybersecurity, Azure, and Microsoft SQL.

Role highlights

• You will handle day-to-day IT support, SaaS administration, hardware troubleshooting, and general IT operational tasks while collaborating…
• IT Operations & Projects SaaS platform audits Licensing reviews Automations and workflow improvements Security or incident-related checks G…

Role highlights

• Hands-on experience with Microsoft Entra ID, Intune, Defender, and Azure administration.
• Identity & Access Management (Microsoft Entra ID) Administer Entra ID identities, RBAC, Conditional Access, MFA, and Privileged Identity Ma…

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• Your responsibilities will include: Analyzing, troubleshooting and testing highly complex systems Developing and updating architectural fra…
• Experience analyzing and troubleshooting complex IT/system problems for academic computing.

Role highlights

• The Person Technical Essential: Infrastructure and OS background, Windows & Linux.
• Knowledge of DevOps methodologies.

Role highlights

• Participate in after-hours on call support(24/7) with the regional IT team Participate in all regional aspects of a IT projects…
• Ensure that user problems are addressed consistent with current Service Level Agreement: Resolves Colleague Help Desk Tickets for the Regio…

Role highlights

• The System Engineer (EPM) will lead projects, provide strategy, insure system reliability and mentor team members on EPM systems.
• The ideal candidate administers macOS and Windows device management systems, has strong scripting expertise, maintains compliance and secur…

Role highlights

• Partnering with System Administrators, Site Reliability Engineering (SRE), Information Security, Cloud Operations, and Infrastructure Archi…
• Act as Level 3 subject matter expert (SME) for root cause identification, triage, and corrective action across the infrastructure portfolio.

Role highlights

• Systems Administrator III (Linux) Your Moneris Career – The Opportunity Join the Systems Administration team to manage, modernize, and cont…
• Working with Site Reliability Engineering (SRE), Information Security, Cloud Operations, Infrastructure Architecture, and Application teams…

Role highlights

• Reporting to the Associate Director, IT, the Systems Administrator’s primary focus is to help deliver project initiatives spanning the conf…
• Hands-on experience with centralized IAM and software management tools, as well as IT support systems such as Jira Service Management.

Role highlights

• They're looking for a hands-on Systems Administrator to join their IT team and help keep their systems reliable, secure, and…
• You'll work across Windows Server, Active Directory, PowerShell, virtualization, networking, backups, and monitoring, while also getting in…

Role highlights

• YOUR IMPACT Senior Systems Administrator (Cloud) responsible for designing, Implementing and maintaining enterprise observability and monit…
• Proven Site Reliability Engineering (SRE) experience with SLIs/SLOs, service reliability, incident management, and production operations.

Role highlights

• As an IT/OT Senior Systems Administrator, you will be responsible for designing, maintaining, and optimizing hybrid on‑premises and cloud i…
• Qualifications and Experience Required 5+ years in a Systems Administration or Infrastructure Operations role within enterprise environment…

Role highlights

• Minimum of 5 years’ experience in a professional server/systems administration role.
• The recipient will have extensive experience in implementing, maintaining and supporting Windows and Linux servers, provisioning storage, a…

Role highlights

• Patch Management Proficiency: Expert knowledge of enterprise patching tools, specifically WSUS and Red Hat Satellite.
• Regulatory Compliance & Analytics: Monitor security compliance and patch efficacy, synthesizing complex technical data into actionable insi…

Role highlights

• High-Touch Support: Provide top-tier support for Mac/Windows hardware and software via Jira Service Management, using these interactions to…
• Networking: Strong understanding of TCP/IP, VLANs, DNS, DHCP, and firewall management.

Role highlights

• Position Overview The Systems Administrator Sr - Workload Automation member will work in a team environment responsible for providing 24x7…
• 3+ years’ experience in administration of automation technology.

Role highlights

• Operating Systems: Strong administration expertise in Linux (CLI-based) and Windows Server environments.
• Troubleshooting: Diagnose and resolve complex infrastructure, networking, and system-level issues across cloud and on-prem Linux & Windows…

Role highlights

• You have at least 10+ years of hands-on technical working experience with the system administration, recovery, configuration & troubleshoot…
• You embrace 2nd level UNIX support on production issues, participating in Incident Management / Problem Management / Change Management; and…

Role highlights

• Acts as a technical liaison for technical and non-technical teams, providing subject matter expertise to identify and resolve resiliency, r…
• Monitors and assigns work in ticketing environment, mentoring less experienced technicians or implementing technical solutions.

Role highlights

• Architect and manage SAN infrastructures : FC / iSCSI zoning and design.
• Preferred Qualifications Hands-on experience with Dell Technologies (PowerStore, PowerMax, PowerScale).

Role highlights

• Qualifications/Skills/Competencies Preferred Technical Qualifications: Operating Systems: Expert-level administration of native Ubuntu Linu…
• Engineering Toolchain Support: Act as the primary technical interface for HPS Software Engineers, ensuring local access to build essentials…

Role highlights

• Expert level knowledge of network administration, architecture and engineering in mission-critical environments servicing large server depl…
• About the role You are a seasoned Infrastructure Security and Senior Windows Systems Administrator with strong expertise in Windows Server,…