Systems Administrator

🔎 Skilled Systems Administrator Wanted Our client, a rapidly growing healthcare technology company supporting clinics across Canada and the U.S., is seeking a Systems Administrator to help strengthen and scale their IT operations. In this role, you’ll take ownership of hybrid infrastructure spanning on-prem and cloud environments, ensuring performance, reliability, and automation at every level. From virtualization and networking to CI/CD and system monitoring, you’ll play a key role in maintaining a secure, high-availability environment that supports critical business systems. 💻 Who You Are You’re a versatile IT professional who thrives in complex environments and enjoys building resilient systems through automation. You bring a balance of hands-on technical skills, structured problem-solving, and a forward-thinking mindset. You’re comfortable managing both legacy and modernized platforms, ensuring infrastructure runs smoothly, efficiently, and securely. 📍 Work Type Fully Onsite – 5 days a week in office Location: Vaughan, ON Vacancy Type: This is a newly created position Requirements🎯 What You’ll Do (Your Superpowers) Manage and maintain VMware, Proxmox, and Azure environments to ensure stability and scalability Automate provisioning, configuration, and deployments using Ansible and related automation tools Oversee server hardware, NAS, and backup solutions, ensuring redundancy and data protection Configure and maintain pfSense, HAProxy, and Cisco networking devices for high availability and secure connectivity Implement and maintain firewalls, VLANs, VPNs, and follow best practices for network and system security Administer and optimize Linux and Windows servers, performing patching, tuning, and troubleshooting Collaborate with cross-functional teams to design, implement, and improve infrastructure processes and standards Deploy and manage Docker and Kubernetes environments, improving microservices performance and scalability Monitor systems using Grafana, Prometheus, and Zabbix, setting up alerting and logging for proactive support Manage and maintain MySQL, MongoDB, and SQLite databases with a focus on reliability, replication, and backup strategies Develop and maintain CI/CD pipelines using Jenkins and Git, integrating automation tools such as Terraform and Ansible  ⭐ What We’re Looking For (Our Wishlist) 4+ years of hands-on experience in systems administration or infrastructure engineering Strong understanding of Linux server administration (required), with experience managing Windows environments Proven skills in virtualization platforms such as VMware and Proxmox Solid networking foundation with experience configuring firewalls, VLANs, load balancers, and VPNs Experience working in cloud environments (Azure preferred), including hybrid or multi-site architectures Experience managing databases (MySQL, MongoDB, SQLite) for performance and reliability Strong analytical and troubleshooting abilities with a focus on uptime, efficiency, and scalability Excellent documentation, communication, and collaboration skills A proactive mindset, always looking for opportunities to improve reliability and automate repetitive tasks  🔥 What Makes This Role Exciting Innovation & Impact – Work across cutting-edge cloud, virtualization, and infrastructure technologies to keep critical systems running efficiently Autonomy & Ownership – Take the lead on infrastructure optimization, automation, and performance tuning projects Continuous Learning – Expand your skills with modern tools and architectures across multiple environments Collaborative Culture – Join a team that values curiosity, initiative, and innovation BenefitsBase Salary: $90,000 – $100,000  Paid Time Off: Competitive vacation and personal days to maintain a healthy work-life balance Health Spending Account & Dental Coverage: Flexible coverage to support your individual and family health needs  Culture & Team: Be a part of a supportive cross-functional team, that thrives on collaboration and innovation, where every member's ideas are valued and contribute to shared goals and success  📩 Ready to Elevate Your IT Career? Apply Now At STACK IT Recruitment, we connect top technical talent with standout opportunities across Canada. If you meet at least 70% of the qualifications, we encourage you to apply — we’d love to chat Know someone perfect for this role? Share this posting You might help them find their next great opportunity. ✨ We’re proud to support diversity and inclusion. Need accommodation during the hiring process? Just let us know — we’re here to help. AI Use Disclosure:  STACK IT uses AI-enhanced tools to support initial candidate screening and interview note analysis. All assessments and hiring decisions remain human-led.