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Infrastructure And Operations Jobs in Ontario (NOW HIRING)

Develop and execute an enterprise infrastructure strategy aligned with corporate objectives, operational requirements, and long-term business growth. * Lead the design, implementation, and support of ...

Develop and execute an enterprise infrastructure strategy aligned with corporate objectives, operational requirements, and long-term business growth. * Lead the design, implementation, and support of ...

Develop and execute an enterprise infrastructure strategy aligned with corporate objectives, operational requirements, and long-term business growth. * Lead the design, implementation, and support of ...

Infrastructure Analyst

Mississauga, ON · Hybrid

CA$64K - CA$82K/yr

Support day-to-day operations of our hybrid cloud infrastructure (Azure, on-prem, identity platforms), ensuring reliability, performance, and security. * Manage and resolve incidents and service ...

Infrastructure Analyst

Mississauga, ON · Hybrid

CA$64K - CA$82K/yr

Support day-to-day operations of our hybrid cloud infrastructure (Azure, on-prem, identity platforms), ensuring reliability, performance, and security. * Manage and resolve incidents and service ...

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Infrastructure And Operations information

What do infrastructure and operations do?

Infrastructure and operations roles involve managing and maintaining an organization's IT systems, networks, servers, and data centers to ensure reliable and secure technology services. These professionals handle tasks such as system deployment, monitoring, troubleshooting, and implementing security measures, often using tools like cloud platforms and automation scripts. Their work supports business continuity and efficiency in a technology-driven environment.

What skills are needed for infrastructure and operations jobs?

Infrastructure and operations jobs require technical skills such as network management, system administration, and cloud computing. Knowledge of operating systems, scripting, security protocols, and experience with tools like virtualization platforms and monitoring software are also important. Certifications like CompTIA, Cisco, or Microsoft can enhance job prospects.

What is the difference between Infrastructure And Operations vs Network Administrator?

AspectInfrastructure And OperationsNetwork Administrator
CertificationsITIL, CompTIA Server+, Cisco CCNACCNA, CompTIA Network+
Work EnvironmentData centers, cloud environments, enterprise ITCorporate networks, server rooms, network management
Employer & Industry UsageLarge organizations, cloud providers, IT service companiesBusinesses with internal networks, telecom companies
Common Search & ComparisonYesNo

Infrastructure And Operations professionals focus on managing and maintaining overall IT infrastructure, including servers, cloud services, and data centers. Network Administrators specialize in configuring, managing, and troubleshooting network hardware and connectivity. While both roles require networking certifications and work in similar environments, I&O has a broader scope encompassing entire IT systems, whereas Network Administrators focus specifically on network infrastructure.

What does an infrastructure and operations specialist do?

An Infrastructure and Operations (I&O) specialist manages and maintains an organization’s IT infrastructure, including servers, networks, and cloud services. They ensure system reliability, security, and performance, often using tools like monitoring software and following best practices for disaster recovery and system updates.
What are popular job titles related to Infrastructure And Operations jobs in Ontario? For Infrastructure And Operations jobs in Ontario, the most frequently searched job titles are:
What job categories do people searching Infrastructure And Operations jobs in Ontario look for? The top searched job categories for Infrastructure And Operations jobs in Ontario are:
Infographic showing various Infrastructure And Operations job openings in Ontario as of August 2026, with employment types broken down into 26% Internship, and 74% Full Time. Highlights an 100% In-person job distribution.

Sr. Director, Infrastructure Operations

McKesson

Mississauga, ON • Hybrid

Full-time

Re-posted 4 hours ago


McKesson rating

7.9

Company rating: 7.9 out of 10

Based on 209 frontline employees who took The Breakroom Quiz

47th of 86 rated pharmaceutical


Job description

McKesson is an impact-driven, Fortune 10 company that touches virtually every aspect of healthcare. We are known for delivering insights, products, and services that make quality care more accessible and affordable. Here, we focus on the health, happiness, and well-being of you and those we serve - we care.

What you do at McKesson matters. We foster a culture where you can grow, make an impact, and are empowered to bring new ideas. Together, we thrive as we shape the future of health for patients, our communities, and our people. If you want to be part of tomorrow's health today, we want to hear from you.

Position Summary (Purpose of job):

The Senior Director,Enterprise Infrastructure Operationsis accountable for the stability, performance, security, and cost-effectiveness of all enterprise infrastructure services across on-premises and cloud environments. This role ensures operational excellence forcompute, storage, backup, and cloud-hosted workloads, while leading managed service providers (MSPs) and internal teams to deliver reliable, secure, and compliant services at scale.

This leader ownsInfrastructure Operations, ensuring services are resilient, measurable, and continuously improved to meet business and clinical needs.

Key Responsibilities:

1.Own End-to-End Infrastructure Operations:

  • Accountable for day-to-day operations ofcompute, storage, backup, and cloud infrastructure services.

  • Ensure high availability, performance, and reliability of all infrastructure platforms supporting business-critical systems.

  • Establish and enforce operational standards, procedures, and runbooks.

  • Lead incident, problem, and change management practices with a focus on minimizing business disruption.

2.Drive Operational Excellence & Service Reliability:

  • Define and manage SLAs, SLOs, and KPIs for infrastructure services.

  • Implement proactive monitoring, alerting, and capacity management across all platforms.

  • Lead root cause analysis andensurepermanent resolution of recurring issues.

  • Continuously improve operational maturity, automation, and service quality.

3.MSP &PartnerOperational Governance:

  • Own the performance and accountability of Managed Service Providers (MSPs).

  • Establish clear operating models, KPIs, and governance cadences with service providers.

  • Ensure adherence to SLAs, contractual obligations, and service quality expectations.

  • Partner with Vendor Management Office/ Sourcing &Procurementon renewals, performance management, and cost optimization.

4.Infrastructure Security, Risk & Compliance:

  • Ensure infrastructure operations comply with cybersecurity policies, audit requirements, and regulatory standards.

  • Lead remediation of vulnerabilities, patching compliance, and audit findings.

  • Partner with Security and Risk teams to strengthen operational resilience and reduce exposure.

  • Maintain audit readiness across all infrastructure domains.

5.Cloud & Hybrid Workload Operations:

  • Oversee operational management of workloads across hybrid and multi-cloud environments.

  • Ensure consistent operational practices across on-prem and cloud platforms.

  • Optimize cloud operations forperformance,and scalability.

  • Partner withCloud Platforms and InfrastructureEngineeringteamson transition to operations for newly deployed services.

6.Financial & Capacity Management:

  • Own infrastructure operational budgets, includingpartnersconsumption-based services.

  • Drive cost optimization initiatives acrosscompute, storage, backup, and cloud.

  • Provide transparency into cost drivers, forecasting, and allocation.

  • Align capacity planning with business demand and growth.

7.Documentation, Observability & Reporting:

  • Ensure accurate and up-to-date documentation of infrastructure services, configurations, and dependencies.

  • Deliver operational dashboards and executive reporting on performance, risks, and trends.

  • Provide actionable insights on capacity, utilization, and service health.

8.Leadership & Organizational Development:

  • Build and lead a high-performing operations organization, including internal teams and external partners.

  • Define clear roles and accountability between internal staff and MSPs.

  • Develop leadership capability within the team, particularly in operational discipline and service management.

  • Foster a culture of accountability, continuous improvement, and customer focus.

Minimum Requirements:

Education/Training -

  • Bachelor's degree in Information Technology, Computer Science, Business Administration, or related field; advanced degree or professional certifications in related areas preferred.

Critical Skills:

  • 12+ years of experience in enterprise infrastructure operations, including leadership roles overseeing large-scale, hybrid (on-prem and cloud) environments.

  • Strong understanding of IT financial management, including budgeting, forecasting,andcost optimization.

  • Broad knowledge of enterprise infrastructure technologies, with depth incompute, storage, backup, and cloud platforms, and the ability to govern complex environments.

  • Proven experience managing hybrid and cloud operations (preferably Microsoft Azure), including workload operations, cost control, and performance management.

  • Solid understanding of infrastructure operations disciplines: monitoring, patching, capacity management, incident/problem/change management.

  • Working knowledge of legacy platforms (e.g.IBMi(OS/400) / AS/400 environments) to ensure operational continuity and risk management.

  • Strong understanding of infrastructure security, risk, and compliance frameworks (e.g., SOX, SOC1&2), including audit readiness and vulnerability remediation.

  • Demonstrated experience in MSP/vendor management, including defining SLAs, driving performance, and holding partners accountable for outcomes.

  • Strong leadership skills with experience building and leading operations-focused teams, including managing internal staff and external providers.

  • Proven ability to drive operational excellence and service reliability in complex, large-scale environments.

  • Excellent stakeholder management and communication skills, with the ability to engage effectively at executive and operational levels.

  • Experience leading in highly complex, matrixed organizations, driving alignment across infrastructure, security, and application teams.

  • Strong knowledge of ITIL / IT Service Management practices (incident, problem, change, service level management).

  • Relevant certifications (cloud, ITIL, infrastructure technologies) are anasset;emphasis on operational leadership over technical specialization.

Working Conditions:

Environment (Office)-

  • Traditional office environment.

  • Hybrid work type.

Physical Requirements (Lifting, standing, etc.) -

  • Largepercentof time performingcomputer-basedwork is required.

We are proud to offer a competitive compensation package at McKesson as part of our Total Rewards. This is determined by several factors, including performance, experience and skills, equity, regular job market evaluations, and geographical markets. The pay range shown below is aligned with McKesson's pay philosophy, and pay will always be compliant with any applicable regulations. In addition to base pay, other compensation, such as an annual bonus or long-term incentive opportunities may be offered. For more information regarding benefits at McKesson, pleaseclick here.

Our Base Pay Range for this position

$151,200 - $201,600

McKesson has become aware of online recruiting-related scams in which individuals who are not affiliated with or authorized by McKesson are using McKesson's (or affiliated entities, like CoverMyMeds or RxCrossroads) name in fraudulent emails, job postings or social media messages. In light of these scams, please bear the following in mind:
McKesson Talent Advisors will never solicit money or credit card information in connection with a McKesson job application.


McKesson Talent Advisors do not communicate with candidates via online chatrooms or using email accounts such as Gmail or Hotmail. Note that McKesson does rely on a virtual assistant (Gia) for certain recruiting-related communications with candidates.

McKesson job postings are posted on our career site: careers.mckesson.com.

McKesson is an Equal Opportunity Employer

McKesson provides equal employment opportunities to applicants and employees, without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, protected veteran status, disability, age, genetic information, or any other legally protected category. For additional information on McKesson's full Equal Employment Opportunity policies, visit our Equal Employment Opportunity page.

McKesson is committed to being an Equal Employment Opportunity Employer and offers opportunities to all job seekers including job seekers with disabilities. If you need a reasonable accommodation to assist with your job search or application for employment, please contact us by sending an email to (United States) Disability_Accommodation@McKesson.com or (Canada) Accessibility@mckesson.ca. Resumes or CVs submitted to this email box will not be accepted.

Join us at McKesson!


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