Senior System Administrator

3 days ago


Livonia, United States Refactor Talent Full time

Senior IT Systems Administrator- ONSITE in Livonia, MI

**Third party candidates will not be considered - please refrain from applying.

*Must be authorized to work in the US without sponsorship


Are you ready to take the lead in shaping and securing our IT infrastructure? We're looking for a Senior IT Systems Administrator to ensure the seamless operation, reliability, and security of our network services. In this role, you'll bring your expertise in VMware environments, Identity Management (including Active Directory and Entra), and Citrix administration to the forefront.

Key Responsibilities:

  • VMware Administration: Install new hosts, perform VCenter and ESX upgrades, and implement storage and network changes. Troubleshoot performance issues with expertise.
  • Citrix Administration: Maintain and update Citrix XenApp/XenDesktop, including template VMs and Citrix infrastructure components such as the Directory Controller and Storefront servers.
  • Windows Server Management: Keep Windows servers patched and up-to-date using MECM (formerly SCCM) or other tools. Build and deploy new servers both on-premise and in Azure.
  • SQL Server Management: Oversee SQL Server maintenance tasks, including backups, restores, index maintenance, and user security.
  • Infrastructure Management: Ensure high availability and reliability of DHCP, DNS, and Active Directory services.
  • Hardware and Software Upgrades: Independently manage and execute software and hardware upgrades, ensuring our technology stays current.
  • System Security: Implement and manage security measures, applying updates and patches to protect against vulnerabilities.
  • Project Leadership: Lead IT infrastructure projects from start to finish, managing timelines, coordinating teams, and ensuring project goals align with organizational objectives.
  • Datto Backup Administration: Oversee the Datto backup environment, including backups, restores, and disaster recovery testing.


Skills and Qualifications:

  • VMware Expertise: Proven experience managing VMware environments and a deep understanding of virtualization technologies.
  • Citrix XenDesktop/XenApp Expertise: Proficient in administering and managing a XenApp/XenDesktop environment, including building new apps and maintaining infrastructure servers.
  • Network Services Management: Experience with DHCP, DNS, and Active Directory, along with an understanding of VLANs, firewalls, and load balancers in an enterprise environment.
  • PowerShell Knowledge: Proficiency in using PowerShell for changes and automation.
  • Linux Knowledge: Basic navigation and use of Linux shell commands.
  • Windows RDS/Remote App Administration: Experience with RDS session farms and RemoteApp.
  • Active Directory/Group Policy Administration
  • SQL Server Management: Experience managing SQL Server environments, including maintenance, backups, restores, installations, updates, and security administration.



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