Senior Manager, Enterprise Infrastructure

Momentum Financial Services Group; Toronto; On-site; CAD 100,000 - 130,000; Full time

Job summary

A leading financial services company seeks a Senior Manager, Enterprise Infrastructure, to lead the design and operational execution of enterprise IT infrastructure. This pivotal role focuses on modernization initiatives across on-premises and AWS environments, requiring deep technical knowledge and collaborative leadership skills.

Qualifications

• 8+ years of hands-on experience in IT infrastructure engineering.
• Extensive experience with VMware, Nutanix, Windows Servers, AWS.
• Strong knowledge of automation practices across infrastructure.

Responsibilities

• Design and implement enterprise infrastructure solutions.
• Manage hardware/software lifecycle and cloud adoption.
• Provide technical leadership to teams and oversee VDI environments.

Skills

Infrastructure Automation

Scripting (PowerShell, Bash)

Cloud Computing (AWS, Azure)

Storage and Backup Technologies

Troubleshooting

Education

Bachelor's Degree in Computer Science

AWS Certification

PMP Certification

MCSE Certification

Job description

Toronto, Canada

GENERAL FUNCTION

The Senior Manager, Enterprise Infrastructure is a hands-on engineering leader responsible for the build and technical implementation of enterprise IT infrastructure. Reporting to the Director, IT Infrastructure, this role plays a key part in modernizing the organization’s technology footprint—including on-premises and AWS-based infrastructure. Responsibilities span hardware/software lifecycle management, infrastructure architecture, system design, server builds, cloud adoption, automation, and environment provisioning. The role requires a balance of deep technical execution and strong cross-functional collaboration to meet evolving business needs in a regulated financial environment.

DUTIES/RESPONSIBILITIES

• Leads the design and implementation of enterprise infrastructure solutions that are scalable, secure, and aligned with business and architectural goals.
• Plans and executes infrastructure build-outs for both on-premise and AWS environments, including provisioning, configuration, and automation.
• Reviews and implements best practices across the Windows Server and hybrid infrastructure landscape, incorporating cloud-native design patterns where appropriate.
• Coordinates support with vendors for hardware and software lifecycle management, upgrades, and ongoing optimization.
• Supports the Director in the development of Disaster Recovery and Business Continuity frameworks, including automation and failover testing.
• Manages and administers VDI / virtual desktop environments.
• Oversees storage architecture, provisioning, monitoring, backup strategy, and growth planning.
• Provides technical leadership and direction to systems administrators, DevOps engineers, and infrastructure support staff.
• Designs, implements, and maintains stable, resilient, and high-performing AWS infrastructure (e.g., EC2, S3, IAM, RDS, CloudWatch, Auto Scaling).
• Acts as a hands-on escalation point for infrastructure build issues, outages, or project blockers across compute, storage, and networking.
• Interfaces with IT Operations and Service Desk to ensure smooth deployment and transition of new infrastructure into operational support.

EDUCATION

• Bachelor's Degree in Computer Science, Information Technology, or related field is required
• AWS, ITIL, PMP, MCSE certifications are a plus

EXPERIENCE

• 8+ years of hands-on experience in IT infrastructure engineering, virtualization, and systems design
• Extensive experience working with VMware, Nutanix, Windows Servers, and cloud platforms such as AWS and Azure
• Practical knowledge of PowerShell scripting, SCCM, patching, and automation practices across infrastructure environments
• Proven ability to execute infrastructure build initiatives including server deployments, storage provisioning, and environment configuration
• Experience in enterprise-level software deployment and integration, including evaluating and recommending vendor technologies
• Familiarity with hybrid infrastructure models and scalable architecture patterns, with exposure to cross-team collaboration on infrastructure modernization projects

SKILLS

• Demonstrated ability to design, deploy, and maintain infrastructure that achieves high levels of performance, availability, and resilience.
• Strong hands-on skills in server provisioning, scripting (e.g., PowerShell, Bash), and infrastructure automation (e.g., Terraform, CloudFormation).
• Expert knowledge of storage and backup technologies—architecture, configuration, tuning, and lifecycle management.
• Strong understanding of infrastructure project lifecycles and SDLC integration (build to deploy).
• Ability to interpret business and application requirements and translate them into robust technical infrastructure and platform designs.
• Ability to work in a fast-paced, team-oriented environment with strong troubleshooting, documentation, and communication skills.

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