IT & Software

Infrastructure Lead (Wintel / Linux)

LTM

Mississauga · On · Canada

Job Role: Infrastructure Lead (Wintel / Linux) Job Location: Mississauga, Canada

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 analytics tools for proactive issue detection.

Governance & Collaboration

Ensure systems comply with organizational policies, standards, licensing and procedures.

Operate within ITIL based processes including incident, problem and change management.

Collaborate effectively with internal teams, vendors and stakeholders.

Participate in DevOps practices and Git based workflows.

Contribute to documentation, system improvements and operational runbooks.

Assist with infrastructure cost estimates and effort analysis for projects.

Technical Skills & Experience Required Operating Systems

Windows Server 2019, 2022, 2025 (advanced)

Linux (basic to intermediate), including RHEL

VMware ESXi, vCenter

Manage File Transfer Systems

MoveIT IP, Switch, SFTP

Storage & Backup

IBM SAN, iSCSI storage

Networker, Data Domain

Identity & Core Services

Active Directory, DNS, Route53, M365, BIND, NDS, DHCP, Group Policy

Automation & DevOps

PowerShell, Python, Bash

Git based workflows and exposure to configuration management tools

Monitoring & Security

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 and/or Microsoft Azure in a support or operational capacity

Familiarity with Cisco or Palo Alto networking technologies

Vacancy Type New Vacancy

Benefits and Perks

Comprehensive Medical Plan covering Medical, Dental, Vision

Health Care Spending Account

Short Term and Long Term Disability Coverage

Life Insurance

Annual vacation and other Paid Leaves

Maternity Leave Top Up Pay

The range displayed on each job posting reflects the total compensation range for the position across all Canada locations. Within the range, individual pay is determined by work location and job level and additional factors including job-related skills, experience, and relevant education or training. Depending on the position offered, other forms of compensation may be provided as part of overall compensation like an annual performance-based bonus, sales incentive pay and other forms of bonus or variable compensation.

Disclaimer : The compensation and benefits information provided herein is accurate as of the date of this posting.

LTIMindtree

is an equal opportunity employer that is committed to diversity in the workplace. Our employment decisions are made without regard to race, color, creed, religion, sex (including pregnancy, childbirth or related medical conditions), gender identity or expression, national origin, ancestry, age, family‑care status, veteran status, marital status, civil union status, domestic partnership status, military service, handicap or disability or history of handicap or disability, genetic information, atypical hereditary cellular or blood trait, union affiliation, affectional or sexual orientation or preference, or any other characteristic protected by applicable federal, state, or local law, except where such considerations are bona fide occupational qualifications permitted by law.

Accessibility and Reasonable Accommodation : LTIMindtree has an accommodation process in place and provides accommodations for applicants with disabilities. If you require a specific accommodation because of a disability or a medical need, please write to us at so that arrangements can be made for the appropriate accommodations to be in place.

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Reference: WJ-3875_13286365

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