network and systems administration jobs in Toronto

The Network and System Administrator will manage and support hardware, software, user accounts, networking, telecommunications, security systems, and IT infrastructure for the Canadian team. The role will be responsible for day-to-day system performance and availability, hardware and software lifecycle management, network infrastructure, material handling...

The Network and System Administrator will manage and support hardware, software, user accounts, networking, telecommunications, security systems, and IT infrastructure for the Canadian team. The role will be responsible for day-to-day system performance and availability, hardware and software lifecycle management, network infrastructure, material handling...

Our financial services client is seeking an experienced Network Administrator to support and maintain critical enterprise network infrastructure within a highly secure and regulated environment. The successful candidate will be responsible for network operations, administration, monitoring, troubleshooting, patch coordination, and infrastructure support...

Position Description: Position SummaryWe are seeking a highly skilled Senior Systems & Network Administrator to join our Infrastructure & Operations team. This role is responsible for the administration, maintenance, monitoring, and support of enterprise Windows, Linux, virtualization, network, firewall, and load balancing environments.The successful...

Job DescriptionNetwork AdministratorRank P4Scarborough, ON (Hybrid)Deadline: This posting will close by November 2, 2026, at 11:59 PM EST.The anticipated annual base salary for this position is $92,800 - $125,600. The salary offered will be based on the candidate’s experience, knowledge, skills and qualifications.Toyota Canada Inc. (TCI) currently has an...

Job OverviewNetwork Administrator Rank P4 Scarborough, ON (Hybrid) Deadline: This posting will close by November 2, 2026, at 11:59 PM EST. The anticipated annual base salary for this position is $92,800 - $125,600. The salary offered will be based on the candidate’s experience, knowledge, skills and qualifications. Toyota Canada Inc. (TCI) currently has an...

Network Administrator Reporting to the IT Director, the Network Administrator would be responsible for providing wide ranging, day-to-day network and end user support. In addition, the Network Administrator would work closely with the IT Director to provide essential back up support and would be involved in any projects as required. The Network...

Cyclic Materials is building a resilient circular supply chain for rare earth elements and other critical materials. Through our fully integrated proprietary technology platform, we recover rare earths from end-of-life products and transform them into high-purity materials used to produce new permanent magnets. These magnets are critical to the modern...

10 - Technical Lead, IT Infrastructure 1 Req ID: 141214 Region:Americas Country: Canada State/Province: Ontario City: Toronto Summary We are seeking a proactive and detail-oriented RDL Network Administrator to manage the day-to-day operations and administration of our global Research and Development Lab (RDL) networks. Reporting directly to the Lead...

10 - Technical Lead, IT Infrastructure 1 Req ID: 141214 Region:Americas Country: Canada State/Province: Ontario City: Toronto Summary We are seeking a proactive and detail-oriented RDL Network Administrator to manage the day-to-day operations and administration of our global Research and Development Lab (RDL) networks. Reporting directly to the Lead Network...

Cyclic Materials is building a resilient circular supply chain for rare earth elements and other critical materials. Through our fully integrated proprietary technology platform, we recover rare earths from end-of-life products and transform them into high-purity materials used to produce new permanent magnets. These magnets are critical to the modern...

Select how often (in days) to receive an alert: Business Unit:Information and Technology Services Grade/Band: 63 Shift Work: Step 1: $110,721.52 to Step 3: $117,788.84 The successful candidate will be placed at the appropriate step within the salary grade/band, based on relevant years of experience and other applicable considerations. The IESO is...

Position summaryThe Systems Administrator is the primary IT presence at their assigned site(s). They are responsible for day-to-day infrastructure operations, resolving L3 escalations from the MSP, and executing changes under the direction of the Infrastructure Manager or a Senior Systems Administrator. Systems Administrators are expected to grow - the role...

Salary Range: $82,000.00 To $95,000.00 Annually At Eckler, we know it’s our people who make us great at what we do. Reporting to the Senior Infrastructure Engineer, the Systems Administrator supports the security, reliability, performance, and continuous improvement of Eckler’s hybrid technology environment. The role combines hands‑on administration of...

Protect Tangerine’s hybrid infrastructure through network security administration, endpoint protection, and technical troubleshooting in Toronto. Work onsite two days weekly, with shifts and rotational on-call support. Reporting to the Manager, Network Security & Systems, this Senior Network Security Administrator supports Network and Delivery Services....

Join Celestica as an RDL Network Administrator in Toronto, Ontario, to optimize secure lab networks. This hands-on role demands expertise in routing, switching, and secure access management across isolated environments. As a proactive Network Administrator, you will manage daily operations for global Research and Development Lab networks. Collaborating...

Build dependable client systems as a Senior Network Infrastructure Administrator at Techify, troubleshooting root causes across networking, servers, and cloud environments.Techify needs a hands-on technical administrator to own multiple client environments and improve them against proven standards. The work includes network assessment, system mapping,...

Protect Tangerine’s hybrid infrastructure through network security administration, endpoint protection, and technical troubleshooting in Toronto. Work onsite two days weekly, with shifts and rotational on-call support. Reporting to the Manager, Network Security & Systems, this Senior Network Security Administrator supports Network and Delivery Services....

Join Celestica as an RDL Network Administrator in Toronto, Ontario, to optimize secure lab networks. This hands-on role demands expertise in routing, switching, and secure access management across isolated environments. As a proactive Network Administrator, you will manage daily operations for global Research and Development Lab networks. Collaborating...

We are seeking a proactive and detail-oriented RDL Network Administrator to manage the day-to-day operations and administration of our global Research and Development Lab (RDL) networks. Reporting directly to the Lead Network Architect, you will be responsible for the run-and-maintain aspects of our isolated, air-gapped networks across multiple HPS Design...