UNIX System Administrator Jobs in Toronto, ON

Lead and optimize day-to-day management of cloud and on-premises infrastructure, enhancing reliability and security across multi-site operations. Collaborate with IT teams to drive infrastructure proj...

Redefine operational excellence in a dynamic team by automating systems, enhancing efficiency, and managing multiple technical environments for seamless customer support...

Elevate your career by enabling seamless IT operations across a global humanitarian organization. Manage core systems, provide user support, and lead digital transformations that make a meaningful imp...

Elevate your career by supporting and optimizing IT infrastructure across multiple sites, managing servers, networks, and security systems while providing technical leadership and project management f...

Join a team that's redefining IT infrastructure management while providing technical leadership, operational excellence, and mentorship in a hybrid environment. Take charge of complex issues, drive im...

Empower our team by providing 24x7 support for complex workload automation systems. Collaborate across departments to enhance operational efficiency and ensure system resiliency, while driving innovat...

Optimize and manage enterprise network infrastructures globally, collaborating with teams to design, implement, and enhance IT solutions while ensuring operational excellence across North America, EME...

Drive the design, development, and maintenance of scalable web application platforms and backend services using Python, ensuring high performance, security, and reliability throughout the software lif...

Develop and maintain enterprise server environments, ensuring high availability and performance while implementing best practices for security and disaster recovery. Collaborate with teams on technica...

Join a team that's dedicated to ensuring IT security across diverse platforms. You'll manage access requests, provide troubleshooting support, and help shape security processes. Your expertise will pl...

Transform plant site infrastructure reliability and enhance team performance. Take ownership of technical escalations and execute enterprise-level projects. Drive innovations in operational efficiency...

Lead infrastructure reliability for multiple plant sites, ensuring optimal performance and security. Collaborate with cross-regional teams, mentor junior staff, and drive improvements in enterprise pr...

Optimize the ServiceNow platform to enhance IT service management, ensuring strong configuration, integration and support for users. Collaborate across teams to translate business needs into effective...

Elevate the ServiceNow platform by managing user roles, configurations, and integrations. Oversee ITSM modules and enhance service delivery through troubleshooting and optimization while aligning proj...

Champion the development of innovative Windows client solutions. Collaborate with engineering teams to enhance our product offering, focusing on creating a seamless user experience while maintaining h...

Join a team that's revolutionizing cloud infrastructure management by designing, deploying, and securing dual-cloud environments, ensuring seamless operation across diverse OS platforms in a dynamic t...

Lead the charge in enhancing enterprise compute and storage services by optimizing performance and reliability. Collaborate with teams to drive improvements in technology, processes, and service level...

Join a team that's focused on optimizing PeopleSoft Financials by applying your extensive expertise in GL Module, developing technical solutions, and enhancing system integrations for improved perform...

Join a dynamic team providing advanced technical endpoint support, enhancing user experience, and driving operational improvements across diverse locations in a fast-paced corporate environment...

Shape critical operational resilience and cybersecurity solutions across diverse industries. Lead engagements, manage client relationships, and enhance compliance and continuity strategies, ensuring o...

Optimize library systems by advancing and integrating enterprise solutions, resolving complex issues, and enhancing business processes to support strategic goals within a dynamic academic environment...

Empower our scientific advancements by developing software that connects hardware to experimentation frameworks, enhancing quantum computing research and maintenance. Collaborate with cross-disciplina...

Accelerate progress at the intersection of technology and investment by enhancing cloud infrastructure, automation, and application reliability across diverse teams, ensuring a robust, scalable enviro...

Drive the evolution of a cutting-edge AI platform by leading DevOps initiatives, ensuring reliability and scalability across diverse environments through automation, advanced monitoring, and continuou...

Shape the future of product integrity by overseeing configuration management processes, ensuring traceability, and leading a dedicated team to uphold quality standards in high power amplifiers and gen...