Position: Senior Systems Engineer
Location: Mississauga (Hybrid, two days onsite)
Job Type: Permanent full time
We are seeking a Senior Systems Engineer with a strong background in cloud platforms, enterprise systems, and virtualization technologies. In this role, you’ll lead and contribute to the design, implementation, and maintenance of critical infrastructure systems that support enterprise-wide operations. You’ll work across both traditional on-premises environments (85%) and modern cloud services (15%), ensuring high availability, performance, and security of systems.
A core focus of your role will be to provide observation, documentation, and recommendations for systems and processes. You will also assist in mentoring and supporting the existing team.
Responsibilities:
- Lead and contribute to infrastructure projects involving Microsoft 365, Microsoft Exchange, public cloud environments, and enterprise-grade hardware and systems.
- Act as the Infrastructure SME and provide technical guidance and thought leadership.
- Manage and optimize virtualization environments, including Cisco UCS, VMware, SANs, and iSCSI networks and Firewall.
- Maintain and administer Active Directory and Entra ID (formerly Azure AD) environments.
- Document system architectures, configurations, and procedures; contribute to infrastructure roadmaps.
Qualifications:
- Bachelor’s degree in Computer Science, Information Technology, Engineering, or a related field (or equivalent work experience).
- 7+ years in a senior or lead infrastructure role managing enterprise-level systems and delivering complex projects.
- Proven experience with virtualization technologies such as VMware, and enterprise hardware platforms like Cisco UCS.
- Strong knowledge of SANs, iSCSI networking, and enterprise storage architecture.
- Demonstrated experience with backup and disaster recovery solutions, particularly Veeam.
- Expertise in managing Active Directory, Group Policy, and Entra ID (Azure AD) environments.
Interested? Please send your resume to Neeta Bernard at neeta.bernard@quantum-qtr.com .
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