We are looking for an Infrastructure and Operations Administrator to support core systems, end-user technology, and enterprise platform administration for a Long-term Contract position based in Chicago, Illinois. In this role, you will help maintain a stable and secure IT environment by managing cloud services, directory services, virtual infrastructure, and workstation support. The ideal candidate brings hands-on systems administration experience, strong troubleshooting ability, and a practical approach to improving reliability, security, and day-to-day operations.<br><br>Responsibilities:<br>• Oversee the administration of the Microsoft 365 environment, including account setup, license assignment, and support for Exchange Online, Teams, and SharePoint services.<br>• Maintain Active Directory by handling employee onboarding and offboarding, updating group memberships, and managing access permissions across systems.<br>• Support VMware vCenter operations through virtual machine deployment, infrastructure monitoring, performance tuning, and issue resolution.<br>• Carry out patching activities for Windows and Linux servers and endpoints to keep systems secure, current, and aligned with compliance expectations.<br>• Deliver hands-on desktop support by diagnosing and resolving hardware, software, and user access issues in a timely manner.<br>• Prepare and deploy workstations for new employees and device replacement initiatives using standardized imaging and configuration procedures.<br>• Track system health and operational performance, identifying opportunities to enhance efficiency, automate routine tasks, and reduce recurring issues.<br>• Administer Group Policy settings and endpoint configurations to promote consistency, security, and effective device management.<br>• Create and maintain clear technical documentation for system configurations, support procedures, and troubleshooting practices.