Last updated: 2025-11-13
37 It Systems Administration jobs in Toronto.
Kepler Communications
At Kepler Communications, we're not just imagining the future of connectivity - we're leading it! Our mission is to provide real-time Internet access in space,…
Toronto
- Skills: network design, cloud networks, performance, scalability, reliability, modernization, automation, collaboration, system security, mission-critical systems
- Level: senior
- Type: full_time
PagerDuty, Inc.
PagerDuty, Inc. (NYSE:PD) is a global leader in digital operations management. Trusted by nearly half of both the Fortune 500 and the Forbes AI 50, as well as …
Toronto
- Skills: network engineering, DNS security, Zero Trust, DDoS mitigation, network automation, incident response, cloud environments, security controls, enterprise security, TCP/IP networking
- Level: senior
- Type: full_time
Scotiabank
Scotiabank is a leading bank in the Americas. Guided by our purpose: 'for every future', we help our customers, their families and their communities achieve su…
Toronto
- Skills: UNIX support, RedHat Linux, Solaris, VMware, Cloud, Veritas Clustering, Automation, Ansible, Scripting, Storage Management
- Level: senior
- Type: full_time
Hut 8
Hut 8 is on a mission to build and operate some of the world’s largest data centers for next-generation computing workloads, including AI, Colocation, Cloud, a…
Toronto
- Skills: network infrastructure, MPLS, BGP, VLANs, data center, Network Security, IP carrier grade, network automation, Python, troubleshooting
- Level: mid
- Type: full_time
Bounteous
Bounteous is a premier end-to-end digital transformation consultancy dedicated to partnering with ambitious brands to create digital solutions for today’s comp…
Toronto
- Skills: z/OS, information security, data protection, catalog management, troubleshooting, USS/OMVS, REXX, testing, zOSMF, Python
- Level: senior
- Type: full_time
Rogers Communications
Rogers Communications is a leading telecommunications company in Canada, providing connectivity and technology solutions to millions of Canadians.
Brampton
- Skills: Cloud Networking, AWS, Telecommunications, Network Security, BGP, Automation, Terraform, Ansible, Hybrid Cloud, 5G
- Level: mid
- Type: full_time
Manitoulin Transport
Manitoulin Transport has the most extensive transportation network in North America, making it easy to provide dependable on-time delivery and faster transit t…
Mississauga
- Skills: IBM i-Series, AS400, CL programming, RPG programming, DB2, iSeries Security, IBM i Access Client Solutions, Service Tools, Linux servers, network protocols
- Level: mid
- Type: full_time
Rogers Communications
Our Technology team wakes up every day with one goal in mind - connecting Canadians to the people and things that matter most. Together, we are proud to suppor…
Brampton
- Skills: DNS, DHCP, Bash, Python, Cisco, GPON, Network Security, Linux, Infoblox, TCP/IP
- Level: mid
- Type: full_time
PXO
PXO creates industry-leading Virtual Production and Visual Effects for premium Film and Episodic content. With over 20 industry awards and nominations, PXO, a …
Toronto
- Skills: IT Security, compliance, vulnerability management, incident response, Microsoft O365, data protection, GDPR, security auditing, Zero Trust architecture, Disaster Recovery
- Level: mid
- Type: full_time
Canonical
Canonical is the publisher of Ubuntu, the world's most popular open-source operating system, and offers enterprise-grade support and expertise.
Toronto
- Skills: Data Center, MAAS, Infrastructure, Cloud Computing, OpenStack, Linux, Network Management, Automation, Provisioning, Virtualization
- Level: mid
- Type: full_time
Tenstorrent
Tenstorrent is leading the industry on cutting-edge AI technology, revolutionizing performance expectations, ease of use, and cost efficiency. Our diverse team…
Toronto
- Skills: AI datacenter, high-performance compute, RISC-V CPU, cluster management, engineering, architecture, data center operations, inventory management, equipment RMA, DCIM systems
- Level: mid
- Type: full_time
SkillStorm
SkillStorm is united in one purpose: To accelerate opportunity by wiping out the skill gap with a groundbreaking strategy for creating tech talent.
Toronto
- Skills: MAPS Analyst, trading system, incident management, problem solving, Linux, Windows, Perl, Python, SQL, infrastructure
- Level: mid
- Type: full_time
Scotiabank
Scotiabank is a leading bank in the Americas. Guided by our purpose: "for every future", we help our customers, their families, and their communities achieve s…
Toronto
- Skills: UNIX, Red Hat Linux, Solaris, Oracle Sparc, Veritas Clustering, Ansible, Cloud, Scripting, Network File System, Disaster Recovery
- Level: senior
- Type: full_time
STACK IT Recruitment
At STACK IT Recruitment, we connect top technical talent with standout opportunities across Canada.
Vaughan
- Skills: cloud, DevOps, automation, virtualization, VMware, Proxmox, Azure, networking, CI/CD, database
- Level: mid
- Type: other
Liebherr-Canada Ltd.
The Liebherr Group has represented leading-edge technical products and services for more than 70 years and has proudly serviced Canadian customers directly sin…
Burlington
- Skills: SCCM, PowerShell, Hyper-V, Virtualization, Reporting, Active Directory, Group Policy, OS Deployment, Patch Management, Client Management
- Level: mid
- Type: full_time
Dexterra Group
Dexterra Group is a fast-growing, financially strong, publicly listed company (TSX:DXT). We have a far-reaching presence across the entire continent North Amer…
Mississauga
- Skills: network infrastructure, cloud networking, Azure, TCP/IP, firewalls, routing protocols, network performance, cybersecurity, disaster recovery, network monitoring
- Level: senior
- Type: full_time
Aiven
Aiven is a global team of over 400 people, working together to push the boundaries of open-source technology and multi-cloud solutions, with a vision to become…
Toronto
- Skills: Security Operations, Cloud Security, Incident Response, Threat Hunting, SIEM, Endpoint Detection, Infrastructure as Code, Linux Administration, Network Security, Automation
- Level: mid
- Type: full_time
Curinos
Curinos empowers financial institutions to make better, faster and more profitable decisions through industry-leading proprietary data, technologies and insigh…
Toronto
- Skills: Endpoint Security, Vulnerability Management, Patch Management, Microsoft Defender, Crowdstrike, Proofpoint, Zscaler, ITIL, Automation, Data Loss Prevention
- Level: mid
- Type: full_time
UHN
UHN is Canada’s #1 hospital and the world’s #1 publicly funded hospital. With 10 sites and more than 44,000 TeamUHN members, UHN consists of Toronto General Ho…
Toronto
- Skills: network administration, systems administration, high-performance computing, machine learning, data analysis, server virtualization, network security, scripting, cloud environments, research support
- Level: mid
- Type: full_time
Air-tek
Air-tek is a Canadian-based software company with a powerful suite of unique products that have already achieved a significant share of a huge global market. T…
Toronto
- Skills: Cloud Operations, AWS, DevOps, Incident Response, Monitoring, Automation, Scripting, Linux, Windows, Network Security
- Level: mid
- Type: full_time