Senior IT Infrastructure & Security Lead

Mphasis; Vancouver; On-site; CAD 167,000 - 251,000; Full time

Job summary

Mphasis in the USA is seeking an IT Manager to lead infrastructure operations, including Linux and Windows server environments, enterprise networks, cloud technologies, and security. You will manage a team of system administrators, network engineers, and helpdesk staff to ensure high availability and scalable IT services.

The role focuses on uptime, performance, disaster recovery, vendor management, budget planning, and driving modernization initiatives across on‑premise and cloud environments.

Qualifications

• Bachelor's degree in CS, IT, or related field.
• 8+ years of IT infrastructure experience.
• 3+ years leading infrastructure or operations teams.

Responsibilities

• Manage Linux (RHEL, Ubuntu, CentOS) and Windows Server environments.
• Oversee VMware and Hyper-V virtualization.
• Ensure uptime, performance, capacity planning, and disaster recovery readiness.
• Lead server migrations, upgrades, and modernization initiatives.
• Manage enterprise LAN/WAN, VPN, Wi‑Fi, and data center networks.
• Develop and enforce IT security policies and handle vulnerability remediation and audits.

Skills

IT Infrastructure

Team Leadership

Cloud Technologies

IT Security

Education

Bachelor's degree in Computer Science, Information Technology, or related field

Tools

VMware vSphere

Hyper-V

Active Directory

DNS/DHCP

Job description

Mphasis in the USA is seeking an IT Manager to lead infrastructure operations, including Linux and Windows server environments, enterprise networks, cloud technologies, and security. You will manage a team of system administrators, network engineers, and helpdesk staff to ensure high availability and scalable IT services.

The role focuses on uptime, performance, disaster recovery, vendor management, budget planning, and driving modernization initiatives across on‑premise and cloud environments.