Senior Systems Engineer Jobs

Greenfield Global

Location:
Canada, Mississauga

Category:
IT - Administration

Contract Type:
Not provided

Salary:

Not provided

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Job Description:

The Senior Systems Engineer will be responsible for monitoring and maintaining our enterprise environment. The role will include analysis, planning and implementation of complex solutions ranging from software and service stacks to entire datacenter roll outs and migrations.

Job Responsibility:

Collaborate closely with Operations team members and the wider IT Dept to offer solutions to business needs
Maintain and support VMWare, Active Directory, SANs and other components that compromise a on-premises enterprise environment
Work with the IT Dept and business to develop and maintain backup and recovery strategy’s
Identify and research high-value improvements to physical and virtual infrastructure
Maintain and tune monitoring tools to provide validated alerts when needed and limit alert storms and fatigue
Develop methods to facilitate non-disruptive update and upgrade paths for enterprise systems
Ability to automate where possible using various tools (Scripting, power automate/logic apps, Azure Arc functions)
Stay current and knowledgeable of new technologies and process within enterprise IT and manufacturing spaces
Exceptional communicator who can collaborate with stakeholders to gather and understand business related needs
Develop and maintain process-related documentation
Troubleshoot and support escalations and incidents
Following Information Technology policies and industry best practices
Other duties as assigned

Requirements:

Minimum of 10 years’ work experience in operations and infrastructure
4+ years of experience working in public cloud, MS365 and similar technologies
2+ years of experience as a senior team member executing complex projects and deliverables
Extensive knowledge and experience with enterprise hardware and virtualization stacks (Cisco UCS, VMWare, SANs, ISCSI networks)
Experience with backup platforms, methodologies and validation techniques (Veeam preferred)
Strong knowledge maintaining Active Directory domains and Entra ID environments
Exceptional written and verbal communication skills

Nice to have:

Experience with Open-Source platforms (Proxies, HA, Web services, Monitoring tools)
Experience with developing KPIs
Experience with DevOps (ADO) methodologies
Experience with MDM platforms (Intune preferred)
Copilot Studio and Power Platform experience

What we offer:

Formal and informal training opportunities
Comprehensive health and dental benefits
Income protection: short- and long-term disability coverage, life insurance, paid personal sick time
Vacation time exceeding industry standards
Company funded retirement savings program with individual contribution opportunities
Meaningful and challenging work
Curated intentional culture focused on growth and development, engagement, and communication

Additional Information:

Job Posted:
December 08, 2025

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Senior Systems Engineer