Senior OT Systems Engineer - Cloud, Network & Security

CBRE; Toronto; Hybrid; CAD 90,000 - 130,000; Full time

Job summary

CBRE is seeking a Senior Systems Engineer to oversee infrastructure resources, monitor system platforms, and drive improvements to increase efficiency across on-premises and hybrid environments.

You will design, deploy, and manage virtualization and cloud environments (Hyper-V, VMware, Azure), optimize performance and resilience, and collaborate with security and network teams to enforce standards and ensure business continuity.

Responsibilities

• Develop, install, and test new network hardware and software releases, and system upgrades.
• Evaluate and install patches and resolve software related problems.
• Provide expertise on decisions and priorities on systems architecture.
• Engage with application development teams on current infrastructure projects.
• Establishment and implementation of standards and guidelines that guide the design of technology solutions including architecting and implementing solutions.
• Apply in-depth knowledge of standard principles and techniques/procedures to accomplish complex assignments and provide innovative solutions.
• Coach others and share in-depth knowledge of own job discipline and broad knowledge of several job disciplines within the function.
• Lead by example and model behaviors that are consistent with CBRE RISE values. Work to build consensus and convince others to reach an agreement.
• Impact a range of customer, operational, project, or service activities within own team and other related teams.
• Design, deploy, and manage virtualization and cloud environments, including Hyper-V, VMware, and Microsoft Azure across on-premises and hybrid platforms.
• Optimize resource allocation, system performance, availability, and resilience across virtual infrastructure.
• Lead the development of system designs, technical standards, and infrastructure best practices.
• Implement, administer, and continuously improve enterprise backup, recovery, and disaster recovery solutions.
• Conduct regular disaster recovery testing and validate that recovery time objectives and recovery point objectives are achieved.
• Maintain business continuity plans for critical systems and identify opportunities to improve recoverability and operational readiness.
• Apply infrastructure security best practices, including patch management, vulnerability remediation, access control, and configuration hardening.
• Partner with cybersecurity teams to detect, respond to, and contain infrastructure threats and support incident response activities.
• Ensure systems align with internal policies, security standards, and applicable regulatory compliance requirements.
• Support enterprise networking environments by working across firewalls, switches, routers, load balancers, VLANs, and related connectivity services.
• Collaborate with network teams, vendors, and carriers to resolve network incidents, performance issues, and capacity-related concerns.
• Manage identity and access platforms, including Active Directory, Entra ID, single sign-on, multi-factor authentication, and role-based access controls.
• Support onboarding, offboarding, access reviews, and access governance processes to maintain appropriate user access.
• Administer privileged access management platforms and workflows for elevated infrastructure access, secure remote access, credential vaulting, and approval-based access.
• Enforce least-privilege access, session monitoring, credential rotation, access logging, periodic access reviews, and audit support for privileged accounts.
• Partner with cybersecurity, infrastructure, and operations teams to remediate privileged access risks and strengthen access control practices.
• Maintain accurate documentation, runbooks, architecture diagrams, operational standards, and change records that support reliable team execution.
• Drive consistency in how infrastructure changes are planned, approved, implemented, documented, and communicated.

Job description

CBRE is seeking a Senior Systems Engineer to oversee infrastructure resources, monitor system platforms, and drive improvements to increase efficiency across on-premises and hybrid environments.

You will design, deploy, and manage virtualization and cloud environments (Hyper-V, VMware, Azure), optimize performance and resilience, and collaborate with security and network teams to enforce standards and ensure business continuity.