Virtualization Systems Administrator

Overview

Whitby Southeast, Canada | Posted on 02/03/2026

The company is headquartered in Whitby, Ontario. SIMNET is known for its expertise in cloud computing and its commitment to providing high-quality, reliable, and secure services to its customers.

Our global team is committed to building a community where phenomenal people want to work long term by living our values of passion, focus, innovation, execution, collaboration, active learning and giving back, all with a commitment of being positive by choice in all we do. If you are ready to accelerate, innovate and lead, join us as we challenge constraints and problem solve for tomorrow, today.

We are seeking a highly motivated and skilled Virtualization Systems Administrator to join our team.

Salary Range: 75-90K

Location Type: Hybrid/Remote

Job Type: Full Time

Vacancy: Position Available Now

Responsibilities

• Design, deploy, and maintain a large-scale virtualization infrastructure built on Linux KVM and Apache CloudStack.
• Perform routine monitoring, maintenance, patching, and troubleshooting of the existing VMware vSphere and vCenter environment to ensure its stability and performance.
• Administer and maintain company and customer Windows Server environments.
• Deploy, manage, and maintain Virtual Desktop Infrastructure (VDI) environments, ensuring optimal performance and user experience.
• Support and maintain VoIP infrastructure and related communication platforms.
• Install, configure, and maintain enterprise server and storage hardware, including Dell servers and various SANs.
• Monitor system capacity and performance across both KVM and VMware platforms, proactively identifying and resolving bottlenecks.
• Automate infrastructure management tasks through scripting.
• Act as a senior escalation point for complex issues, providing advanced troubleshooting for both the virtualization software and the underlying physical hardware (servers, storage, networking).
• Develop and maintain clear, comprehensive documentation for system configurations and operational procedures.
• Assist in planning and executing backup, high-availability (HA), and disaster recovery (DR) strategies for the entire virtual environment.
• Actively look for opportunities to improve system and application efficiencies.
• Other tasks and duties as required.

Requirements

To be successful in this role, you'll need:

• Hands-on technical experience with Linux KVM as a hypervisor in an enterprise setting.
• Strong experience in the administration and maintenance of a VMware vSphere environment, including vCenter, ESXi hosts, vSAN and distributed switches.
• Strong, demonstrable experience with cloud orchestration platforms, with a significant preference for Apache CloudStack.
• Proficient in Linux and Windows Server administration, including OS installation, patching, performance monitoring, and system troubleshooting.
• Hands-on experience with deploying and managing VDI solutions (VMware Horizon, Citrix, etc.).
• Experience supporting and troubleshooting VoIP phone systems and infrastructure.
• Proven experience installing, configuring, and managing enterprise-grade hardware, including Dell rack-mount/blade servers and Storage Area Networks (SANs) from various vendors.
• Solid understanding of networking principles as they relate to a virtualized environment (e.g. VLANs, software-defined networking).
• Experience with project-based work such as major infrastructure upgrades and data center or virtual machine migrations.
• Other tasks and duties as required.

Qualifications

• College diploma or university degree in the field of computer science and/or 4 years equivalent work experience.
• Certifications that include ITIL, VMware and RedHat are valued along with Fortinet NSE4 (and above).

What you’ll enjoy about SIMNET

• Comprehensive Health & Wellness: Extended health and dental coverage, plus a flexible health spending account (HSA), help you take care of yourself on your terms.
• Financial Wellbeing: Plan for your future with our group RRSP matching program.
• Learning & Growth: Access continuing education opportunities, professional development programs, and tuition support to grow your skills and advance your career.
• Work-from-home options: Flexibility of being able to work from home, especially during times when commuting or in-person interactions may not be ideal.
• Recognition & Rewards: Our gamified, people driven program lets employees and leaders give kudos, earn recognition, and be rewarded for collaboration and impact.
• Collaborative Culture: Join a supportive, inclusive team where ideas flow freely, feedback is welcomed, and teamwork drives success.
• Challenging & Innovative Projects: Work on high-impact projects that inspire creativity, experimentation, and forward-thinking solutions.
• Convenience & Comfort: On-site parking, casual dress code, free snacks & drinks, and company lunches twice a month to keep your day smooth.
• Team Connection: Participate in company events, outings, and team-building activities that celebrate successes and build lasting connections.

At SIMNET, we believe diverse and inclusive teams drive better outcomes. We are an equal opportunity employer and are committed to providing reasonable accommodations to applicants throughout the interview process.

We may use AI-powered tools at certain stages of our hiring process to support application review and candidate communication. These tools assist our team, and all final hiring decisions are made by people – always.

We thank all applicants for their interest in SIMNET. Only candidates selected for an interview will be contacted.

Let’s work together to build a better future!