System Administrator – Infrastructure

IT UNLOCK CONSULTING INC.Montreal, QC
Onsite

About The Position

We are seeking an experienced System Administrator to manage, maintain, and optimize our on-premises and cloud-based infrastructure environments (Microsoft Azure). The successful candidate will be responsible for virtualization platforms, enterprise storage, backup solutions, identity services, and Windows/Linux operating systems. This role plays a key part in ensuring infrastructure stability, availability, security, and disaster recovery readiness. The individual will collaborate closely with internal IT teams and third-party vendors to support ongoing operations and infrastructure projects.

Requirements

  • Degree in Computer Science, Information Technology, or related field (or equivalent experience)
  • 3–5+ years of experience as a System Administrator in an enterprise environment
  • Strong experience with Windows Server environments
  • Solid experience with VMware and/or Hyper-V
  • Experience with VEEAM or similar backup solutions
  • Experience managing SAN/NAS storage
  • Experience with Azure infrastructure
  • Intermediate Linux administration knowledge
  • Understanding of networking fundamentals (VLANs, DNS, DHCP, firewall dependencies, QoS)
  • Scripting knowledge (PowerShell, Bash)
  • Bilingual (English & French)
  • Valid driver’s license
  • Ability to respond to urgent infrastructure incidents
  • Comfortable working in server rooms and handling IT equipment when required

Nice To Haves

  • Microsoft, VMware, Azure, or Linux certifications are considered an asset
  • Knowledge of ITIL practices is an asset

Responsibilities

  • Administer and maintain Windows Server environments, including: Active Directory Domain Services (AD DS), DNS and DHCP, Group Policy Objects (GPO), DFS (Namespace & Replication), Remote Desktop Services (RDS)
  • Manage virtualization platforms (VMware and/or Hyper-V)
  • Administer and support Microsoft Azure infrastructure
  • Perform intermediate Linux system administration
  • Manage enterprise storage environments (SAN / NAS)
  • Support infrastructure-level VoIP systems
  • Monitor system performance and conduct capacity planning
  • Maintain accurate infrastructure inventory (servers, licenses, storage, virtualization hosts)
  • Manage and monitor enterprise backup solutions (VEEAM or equivalent)
  • Perform restore testing and backup validation
  • Support disaster recovery planning and testing
  • Ensure backup reliability and recovery readiness
  • Deploy and configure Azure infrastructure resources
  • Monitor cloud performance and optimize utilization
  • Implement backup and disaster recovery strategies for cloud systems
  • Support automation initiatives (PowerShell, Bash)
  • Work with third-party vendors for infrastructure support and projects
  • Participate in infrastructure upgrades and improvement initiatives
  • Support incident response and root cause analysis
  • Contribute to system patching and scheduled maintenance cycles
  • Maintain clear and accurate technical documentation
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