Systems Administrator-GCGCON

Position Summary

Under the general direction of the Manager Systems and Infrastructure the Systems Administrator is responsible for the implementation administration maintenance monitoring and support of enterprise systems infrastructure in a multi-site 24x7 environment. Working as part of a large IT team the Systems Administrator provides operational support for servers virtualization platforms cloud services identity systems endpoint management technologies and related infrastructure. This role is responsible for maintaining the stability security and performance of assigned systems through proactive monitoring troubleshooting patching and lifecycle management activities. The Systems Administrator collaborates with senior technical staff project teams vendors and business stakeholders to implement infrastructure solutions support operational initiatives and deliver reliable secure and highly available IT services. The role actively participates in change management and adheres to established standards procedures and governance requirements.

Key Accountabilities

Infrastructure Administration & Support:
Administer maintain monitor and support assigned systems and infrastructure including servers virtualization platforms cloud services storage Active Directory Microsoft Azure and Microsoft 365 endpoint management platforms security tools and virtual desktop environments.
Perform system maintenance activities including patching upgrades configuration management and performance tuning.
Monitor infrastructure health and respond to alerts incidents and service requests in accordance with operational procedures.
Troubleshoot and resolve infrastructure hardware software and operating system issues escalating complex issues when required.
Participate in after-hours on-call rotations and work non-standard hours as necessary to support business operations.
Maintain system availability and performance by following established support maintenance and recovery procedures.

System Implementation & Operational Projects
Assist with the deployment configuration testing and support of new infrastructure solutions and system enhancements.
Work with senior technical staff to implement infrastructure designs standards and technology initiatives.
Participate in project activities including requirements gathering implementation planning migration activities testing and operational handover.
Support infrastructure modernization initiatives and technology refresh programs.
Contribute technical expertise during system upgrades integrations and operational improvement projects.

Security Resiliency & Business Continuity
Support backup disaster recovery monitoring and security solutions to ensure business continuity requirements are met.
Participate in disaster recovery testing and validation activities.
Assist in maintaining security compliance through patch management vulnerability remediation access control administration and adherence to security standards.
Identify operational risks and recommend improvements to increase reliability security and supportability of systems.
Contribute to continuous improvement initiatives focused on operational efficiency and service quality.

Collaboration & Continuous Improvement
Collaborate with System Administrators Senior System Administrators project teams vendors and business stakeholders to support infrastructure services and initiatives.
Share knowledge and contribute to team development and operational consistency.
Participate in technical discussions problem-solving activities and service improvement initiatives.
Support the development and maintenance of operational standards procedures and best practices.

Change Management & Documentation
Follow established change management processes including implementation planning testing validation communication and back-out procedures.
Create update and maintain system documentation operational procedures and knowledge base articles.
Participate in the Change Advisory Board (CAB) and change review processes as required.
Ensure changes and operational activities comply with organizational standards policies and governance requirements.

Education and Qualifications:

Post-secondary education in IT or a suitable combination of education and experience
3-5 years of progressive experience in systems administration and enterprise infrastructure support roles.
Demonstrated experience administering and supporting enterprise infrastructure technologies.
Working knowledge of a majority of the following technologies in an enterprise environment:
oVirtualization platforms such as VMware ESXi and Nutanix AHV
oMicrosoft Windows Server operating systems
oEnterprise server hardware (Dell PowerEdge Lenovo ThinkSystem Nutanix HCI)
oMicrosoft Active Directory services (DNS DHCP Group Policy)
oMicrosoft Azure cloud services
oAzure AD / Entra ID Microsoft 365 and identity technologies (SSO MFA Conditional Access)
oDisaster recovery and replication technologies (Commvault Zerto)
oCitrix Virtual Apps and Desktops
oPowerShell scripting and automation
oEndpoint management platforms (MECM Intune)
oInfrastructure monitoring tools (SolarWinds Dynatrace Datadog etc.)
Experience supporting infrastructure changes and following formal change management processes.
ITIL knowledge and industry certifications (Microsoft Azure Citrix Nutanix ITIL) are considered assets.