Infrastructure Lead (Wintel / Linux)

About the job
Job Title: Infrastructure Lead (Wintel / Linux)

Location: Mississauga, ON (Hybrid)

Job Type: Contract – F2F Interview

Job description:

We are seeking an experienced Infrastructure Lead to support and evolve a complex enterprise infrastructure spanning on premises hybrid cloud and virtualized environments This role focuses on system stability security automation and operational excellence working closely with Infrastructure Network Security GRC DevOps and Application teams

The ideal candidate will bring strong hands on technical skills a solid understanding of ITIL based operations and the ability to work independently in a multi geography environment

Key Responsibilities

Infrastructure Systems Management
Support the deployment configuration and day to day operation of Windows Linux and hybrid cloud environments
Administer VMware platforms including ESXi vCenter HA DRS and vMotion
End to end management of Backup and Storage solutions
Deploy configure and maintain Azure Stack HCI Azure Local clusters
Manage server hardware SAN storage and backup platforms perform hardware repairs and maintenance as required
Ensure high system availability performance and capacity planning across environments
Manage and maintain Privilege Access Management PAM solutions end to end
Deploy manage and enhance Managed File Transfer MFT solutions
Administer and scale VMware Horizon VDI environments including pool creation and optimization
Identify opportunities to automate infrastructure operations and reduce manual effort
Network Security

Support server side network configurations including NICs IP addressing VLANs routing VPNs and load balancing
Work closely with Security teams to implement and maintain security best practices
Assist with vulnerability assessments remediation activities and security audits
Manage identity and core services such as Active Directory DNS DHCP and Group Policy
Configure and report on authentication access controls logging and system performance
Backup Recovery Business Continuity
Support backup and disaster recovery DR solutions and operational processes
Assist with DR automation validation and participate in scheduled DR testing
Ensure compliance with data protection retention and backup standards
Operations Support

Troubleshoot and resolve system application and performance issues
Support application deployment installation and configuration activities
Collaborate with infra dev and project managers to lead Infrastructure projects and initiatives
Act as an escalation point for advanced infrastructure and platform issues
Participate in on call rotations and scheduled maintenance windows
Maintain service availability in line with defined SLAs
Automation Optimization

Develop and maintain automation scripts using PowerShell Python and Bash
Support configuration management and automation tooling
Monitor systems and assist with performance tuning and optimization
Leverage log monitoring and ing tools for proactive issue detection
Technical Skills Experience

Required Operating Systems

Windows Server 2019 2022 2025 advanced
Linux basic to intermediate including RHEL
Virtualization Platforms

VMware ESXi vCenter
Azure Stack HCI Azure Local
Omnissa Horizon VDI
Log monitoring tools

Understanding of Zero Trust principles ITSM ITIL
Experience working with ITSM tools and ITIL processes
Preferred Nice to Have
Experience with Microsoft 365 O365 Exchange Teams SharePoint
Exposure to AWS andor Microsoft Azure in a support or operational capacity
Familiarity with Cisco or Palo Alto networking technologies
Skills

Mandatory Skills : AWS Cloud Architecture, Windows Server

Good to Have Skills : Azure Cloud Architecture, Cloud Solution Architecture

We are an Equal Opportunity Employer. We celebrate diversity and are committed to creating an inclusive environment for all employees